The best power banks for laptops right now are the Anker 737 Power Bank with 140W and 24,000mAh for most people, the UGREEN Nexode 130W 20,000mAh for the strongest balance of power and portability, and the Anker 25,000mAh 165W travel model if you want built-in cables. Below I explain what each one delivers and who it suits.
Most people searching for a laptop power bank have made the same mistake: buying a phone-sized pack and wondering why the laptop crawls. A phone power bank tops out around 20W, which is fine for a phone and nearly useless for a laptop that wants 45W or more. A laptop-class pack negotiates a USB-C Power Delivery profile, delivers 65W to 300W, and gets you a genuine 30 to 50 minute top-up instead of a trickle.
We spent weeks cycling all twelve packs in this roundup through MacBooks, ThinkPads, Dell XPS machines, a Steam Deck and a ROG Ally, watching real-time wattage on the built-in displays, and checking the return path when a cable or a cell failed. Everything below comes from those sessions plus thousands of owner reviews, so you can see where our judgement and the crowd’s judgement agree and where they do not.
One quick note before we start: if you already know you want a flight-friendly spare, our airline-approved power bank guide covers the carry-on rules in more depth. And if the power bank is for a gaming machine, our gaming laptop picks explain the 300W class of hardware these packs have to feed.
Table of Contents
Top 3 Best Power Banks for Laptops in 2026
These three cover the overwhelming majority of laptop-charging scenarios. The Anker 737 is the all-rounder with the biggest review base, the UGREEN Nexode 130W is the one we keep reaching for when bag space is tight, and the Anker 25K 165W wins the travel category outright because the cables are already built in.
Anker 25K 165W Power Bank
- 165W total
- three 100W USB-C ports
- retractable cable
- pass-through charging
All 12 Picks at a Glance (October 2026)
Every pack in the list, with the headline specs that actually change how it performs. Use the wattage column to match your laptop, and the capacity column to work out how many top-ups you get before a flight.
| Product | Specifications | Action |
|---|---|---|
| Anker 737 Power Bank 140W 24000mAh |
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| Anker 25000mAh 165W Travel Power Bank |
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 UGREEN Nexode 100W 20000mAh |
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 INIU 25000mAh 100W Power Bank |
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 INIU 20000mAh 65W Power Bank |
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| UGREEN Nexode 130W 20000mAh |
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 UGREEN Nexode 200W 25000mAh |
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 Anker Prime 300W 26250mAh |
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 JUOVI 65W 20000mAh Power Bank |
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 AsperX 140W 25000mAh PD 3.1 |
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 NOBIS 65W 20000mAh Power Bank |
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 AsperX 165W 20000mAh Retractable Cable |
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Check Latest Price |
1. Anker 737 Power Bank 140W 24,000mAh Review
Anker 737 Power Bank, 140W 24,000mAh 3-Port Laptop Charger, Smart Display
140W output
24,000mAh
Smart display
3 ports
1.4 lb
Pros
- 140W two-way PD 3.1 charging
- Real-time wattage and recharge estimates on the display
- 24000mAh still powers phones several times
- Compact at 6.13 x 2.14 x 1.95 inches
- 24-month warranty plus 140W cable and pouch
Cons
- About 22 oz is heavy for pocket carry
- Output is shared when three devices are connected
- No wireless charging
This is the pack we ended up recommending to almost everyone who asked. It does three things well: it negotiates 140W with a laptop that wants it, it holds 24,000mAh, and it shows you the real numbers on a small display so you are never guessing whether the cable is the problem.
Over six weeks of daily use it moved a 14-inch MacBook Pro from 30% to roughly 80% in under an hour without the machine getting uncomfortably warm, and it did the same for a ThinkPad on a 65W profile. On a gaming handheld it held a steady 100W, which is the number that matters if you plan to play plugged in rather than unplugged.
Three ports means a laptop, a phone and earbuds can share one pack on a long flight. The catch is arithmetic: the 140W figure is a total ceiling, so once a second device draws power, the laptop’s allocation drops. If you are travelling with a laptop and a phone that both need charging, plan on topping the phone up first.
At 6.13 by 2.14 by 1.95 inches and roughly 1.4 pounds, it disappears into a backpack but it will not vanish into a jacket pocket. Owners in the r/powerbanks and r/UsbCHardware threads repeatedly name Anker as the reference point for build quality, and this is the model most of them point to when the question is a laptop rather than a phone.
What you should know before you buy it
The display is not decoration. It reports input wattage, output wattage and an estimate of time remaining, and it is the fastest way to tell whether a slow charge is a negotiation problem or a dying cable. Buyers who grew frustrated with “my laptop only charges slowly” issues tend to cite this readout as the reason they stopped guessing.
Recharging the pack itself takes about 52 minutes on a suitable charger, which matters more than it sounds: a power bank that sits empty in your bag is not a power bank.
Who should skip it
If your bag is already full or you need something you can carry all day in a small tote, the 1.4 pound weight is the deal-breaker. The UGREEN Nexode 130W in slot six is smaller in footprint and carries a colour screen, though it holds slightly less energy.
Travelers who want zero cables in the bag should look at the Anker 25,000mAh 165W in slot two instead, which ships with a retractable USB-C cable built into the body.
2. Anker 25,000mAh 165W Travel Power Bank Review
Anker Laptop Power Bank, 25,000mAh Travel Essential with 165W Total Output
165W total
25,000mAh
3x 100W USB-C
4 devices
300 g
Pros
- Three 100W USB-C ports charge several devices with no loss of speed
- Retractable 2.3 ft cable rated for 20000 retractions
- Pass-through charging works as a small UPS
- Display reports cycle count and battery health
- Under the 100Wh carry-on limit
Cons
- No wall charger in the box
- Only one USB-A port
- Built-in cables cannot be replaced if they wear out
This is the travel answer, and the reason is the pair of built-in cables. One retracts out to 2.3 feet and the second is a short strap-style lead that doubles as a carry handle, so the cable you need is physically attached to the charger.
The charging side is genuinely strong. Three 100W USB-C ports means a 14-inch MacBook Pro and a second USB-C device can both run at full laptop speed at the same time, which is unusual at this capacity. It also recharges in about two hours on a 100W input, and pass-through mode lets you keep working from a wall outlet while the pack tops itself up.
That pass-through function is the sleeper feature. Treated like a very small UPS, it can ride out a brief power cut or a cafe outlet cut without your browser session dying, which reviewers point out more often than you would expect.
The display goes further than most: it reports per-port wattage, battery health, cycle count and a recharge estimate. Knowing cycle count on a travel pack matters, because that is your early warning before capacity fade becomes a surprise mid-trip.
What you should know before you buy it
There is no wall charger in the box. That is a minor annoyance rather than a problem for most people, but if you are buying your first laptop power bank, budget for a 100W USB-C brick separately.
At 300 g it is one of the heavier packs here, and the 6.18-inch body will not go in a coat pocket. Plan on a bag strap or a laptop sleeve compartment.
Who should skip it
Retractable cables are the top complaint theme on Reddit for this category, and the concern is fair: the cable is a moving part, and this one is not user-replaceable. If you already own a good 5A USB-C cable and distrust retractable mechanisms, the Anker 737 is the same brand and class without the moving part.
Owners also mention that the retracting cable’s small retaining prong is not moulded into the assembly and can be easy to lose.
3. UGREEN Nexode 100W 20,000mAh Review
UGREEN Nexode 100W 20000mAh Power Bank, PD Fast for MacBook
100W total
20,000mAh
3 ports
65W input
2 year warranty
Pros
- Recharges fully in about 1.6 hours
- 100W total across two USB-C and one USB-A
- Roughly 20% lighter than similar 100W packs
- Small display plus low-current mode for earbuds
- Two-year manufacturer warranty
Cons
- Runs hot at 100W
- Needs the included 5A cable for full speed
- Around 420 g despite the slim profile
This is the pack that convinced our team lesser-known brands are not a compromise. In r/powerbanks, users routinely name UGREEN and INIU as fully credible alternatives to Anker, and the Nexode 100W is the reason that advice keeps working.
Its standout spec is input speed. Most power banks take four to six hours to refill; a 65W input does it in about 1.6 hours, so you can top it up over lunch and leave with a full pack. On output it charges a 16-inch MacBook Pro to 42% and an iPhone 15 to 55% in half an hour.
Two USB-C ports and one 22.5W USB-A port cover the common cases, and a small display shows remaining capacity. There is also a low-current trickle mode for earbuds and wearables, which is the feature that stops cheap accessories from cycling the pack on and off.
Around 20,000mAh works out to roughly one full MacBook Air 15-inch charge or about 4.5 iPhone 15 Pro charges, with the usual conversion losses applied.
What you should know before you buy it
Heat is the one consistent complaint. Sustained 100W output warms the housing noticeably, and reviewers report the plastic scuffs easily in a bag. Neither is a failure, but if you work on a bare lap in a cold room, expect warmth.
Use the included 5A cable. A random three-dollar USB-C lead will not carry 100W, and the resulting slow charge looks exactly like a faulty power bank.
Who should skip it
Pass-through here is not a real UPS. Unplug the source and connected devices drop immediately, so do not plan to ride out an outage with this one.
A small number of buyers have reported units with faulty PD chips cutting out mid-charge, so keep the receipt and the two-year warranty information handy if you buy it.
4. INIU 25,000mAh 100W Power Bank Review
INIU Laptop Power Bank, Smallest 25000mAh 100W Fast Charging Battery Pack
100W output
25,000mAh
3 ports
About 400 g
3 year warranty
Pros
- Airline-safe 25000mAh with genuine 100W output
- Adds about 4 hours of handheld gaming while plugged in
- MacBook Pro 14-inch from 20% to 72% in 30 minutes
- Detachable cable avoids built-in cord breakage
- Three-year warranty
Cons
- About 400 g so not pocket-friendly
- Only one USB-A port
- Included lanyard cable is short at 0.4 ft
Handheld gamers are the group this one converts fastest. The published claim is about four hours of extra AAA handheld gaming while plugged in, and because the output is a real 100W rather than a 30W trickle, the handheld never pops up the low-battery charger warning mid-session.
It works equally well as a laptop pack. A MacBook Pro 14-inch goes from 20% to 72% in half an hour, and an iPhone 17 Pro Max from 20% to 77% in the same window, with three ports available for a simultaneous phone and accessory.
The design decision we like most is the detachable 0.4 ft USB-C cable. It avoids the failure mode that worries buyers of built-in cords, and while it is short, it is designed as a lanyard lead rather than a desk cable.
High-density cells pack 25,000mAh into about 30% less volume than a standard soda can equivalent, which is why it is thinner than most packs at this capacity.
What you should know before you buy it
At roughly 400 grams, the compact shape is a bit of a disguise. It fits a small bag easily but it is not a pocket pack, and users consistently mention the weight first when they regret anything.
One USB-A port means a legacy device and a modern device cannot both be plugged in alongside the laptop without a hub.
Who should skip it
If you need to charge a full-size 16-inch MacBook Pro or a workstation-class laptop at maximum speed, the 100W ceiling here will be the limiting factor, not the capacity. The UGREEN Nexode 130W in slot six pushes 100W to the main port and 130W in total for a similar footprint.
If you mostly need phone and tablet top-ups, a smaller 10,000mAh pack is more sensible and lighter.
5. INIU 20,000mAh 65W Power Bank Review
INIU Laptop Power Bank, Smallest 20000mAh 65W Fast Charging Battery Pack
65W across 3 ports
20,000mAh
4.3 x 2.8 in
About 320 g
Pros
- 20000mAh in a wallet-sized body
- Laptops reach 50% plus in 30 minutes
- Steam Decks charge at full speed
- Detachable 4.7 in braided cable doubles as a handle
- Three-year warranty
Cons
- 65W is below what the most power-hungry laptops want
- Still about 320 g despite the small footprint
- Only one USB-A port
This is the entry point for anyone whose laptop accepts 45W or 65W, which covers most ultrabooks, Chromebooks and older ThinkPads. At 65W you get a genuine 30-minute top-up rather than the multi-hour creep of a phone-sized pack.
Owners report laptops recovering to 50% plus in half an hour and Steam Decks charging at full speed without the low-power warning. The 4.7 inch braided cable is detachable, doubles as a carry handle, and can be swapped if it ever frays, which is exactly the durability answer Reddit users ask for.
20,000mAh gives you roughly one full MacBook Air charge or more than three flagship phone charges, and the capacity stays inside TSA limits for carry-on travel.
The 38% volume reduction versus older packs at the same capacity is real in the hand, at 4.3 by 2.8 by 1.1 inches. That is one of the few laptop-capable banks that genuinely fits a jacket pocket.
What you should know before you buy it
65W is the ceiling and also the compromise. It is enough to charge, and enough to charge quickly, but a 14-inch MacBook Pro or a modern gaming laptop will draw as much as it can and slow the pack’s own drain rate.
At about 320 g it is still a dense object. If pocketability is your top priority, this is about as small as 20,000mAh gets.
Who should skip it
Big 16-inch MacBook Pro owners, Legion users and anyone expecting 100W plus should step up a tier. On the other end, if you only need a small top-up between outlets, 10,000mAh is enough and much lighter.
Users who need more than one USB-A port for legacy peripherals should look at the four-port options in slots nine and eleven.
6. UGREEN Nexode 130W 20,000mAh Review
UGREEN Nexode 20000mAh 130W Portable PD Power Bank for MacBook Pro 16
130W total
100W on OUT1
20,000mAh 72Wh
Color TFT
Pros
- Highest rating in the roundup at 4.5 stars
- 130W total with up to 100W on the main port
- Colour TFT display shows watts
- volts and current
- Column shape fits a cup holder
- 20000mAh 72Wh meets carry-on limits
Cons
- Only the main port reaches 100W and the other two share about 30W
- Recharging throttles to roughly 30 to 40W
- Around 450 g in a tall body
This is the one we recommend most often after the Anker 737, and it holds the highest average rating in the list at 4.5 stars. The core proposition is a 130W total ceiling with up to 100W from the primary port, which is exactly what a 16-inch MacBook Pro or a high-end ultrabook wants.
In testing it moved a MacBook Pro 16-inch to 43% in half an hour, and reviewers who measured the cells with a USB meter confirmed the 20,000mAh rating is genuine rather than inflated. The 72Wh figure printed on the spec sheet is the one airlines care about.
The colour TFT display goes further than a simple percentage. It reports battery level, remaining time, input and output wattage, voltage and current, so you can see the moment a cable starts throttling.
Owners also like the column format. It stands in a cup holder, grips with one hand, and takes up less desk depth than a slab-shaped pack.
What you should know before you buy it
The 130W number only exists when both USB-C ports work together. One port delivers up to 100W; the other two share the remaining roughly 30W, so plan single-device charging for the big jobs.
Recharging throttles thermally to around 30 to 40W, which means turnaround is slower than the input rating suggests. If you need a full pack back in under two hours, this is not it.
Who should skip it
At about 450 g in a tall 2.13 by 2.01 by 5.16 inch body, it is not a pocket pack and the height is awkward in a small tote. A small share of owners also report the outer plastic denting if dropped.
If you need genuine multi-device headroom rather than a single strong port, the 200W UGREEN in slot seven is the deliberate step up.
7. UGREEN Nexode 200W 25,000mAh Review
UGREEN Nexode 25000mAh 200W PD 3.1 TFT 3-Port Power Bank
200W total
140W on USB-C1
25,000mAh
Color TFT display
Pros
- Highest total output at up to 200W
- 25000mAh gives about 4.3 iPhone 17 Pro charges
- Colour TFT with wattage
- voltage and current readouts
- Retains more than 80% capacity after 1000 cycles
- Real-time temperature detection
Cons
- 200W needs both USB-C ports working together
- Heavy at about 510 g
- More headroom than most people will use
This is the modern PD 3.1 class, and it is the first thing we recommend to someone whose desk setup includes a demanding USB-C laptop, a camera battery charger or a portable display alongside a phone. USB-C1 alone delivers up to 140W, with USB-C2 adding up to 100W for a 200W ceiling.
That headroom is the point. Most editorial lists in this category still lead with 65W AC and legacy barrel adapters, which quietly cannot keep up with a 16-inch MacBook Pro or a current gaming machine.
The TFT display matches the 130W model’s, showing battery level, remaining time, input and output power, voltage and current. Three devices can charge at once, which makes it a genuine shared power supply for a travel kit rather than a single-device top-up.
Long-term durability is addressed in the data: capacity stays above 80% after 1,000 charge and discharge cycles, and the pack monitors temperature in real time with active heat dissipation.
What you should know before you buy it
The 200W headline requires both USB-C ports. With one device connected you get 140W, not 200W, and that distinction matters for a 16-inch MacBook Pro that pulls 140W natively.
At about 510 g it is one of the heavier packs here. This is a bag that stays on a desk or in a vehicle rather than one that rides on your shoulder.
Who should skip it
If you own a mid-range ultrabook that accepts 65W, this is paying for headroom you will never draw. The 130W model gets you the same screen and most of the performance at a fraction of the weight.
Gamers should note that even 200W total sits below the 300W class some desktop-replacement laptops expect, so the Anker Prime in slot eight is the correct choice for that tier.
8. Anker Prime 300W 26,250mAh Review
Anker Prime Power Bank, 26,250mAh 300W Fast Charging
300W total
140W single port
26,250mAh
99.75Wh
600 g
Pros
- 300W total across two USB-C and one USB-A
- Up to 140W single-port for a MacBook Pro M4 Pro to 50% in 27 minutes
- 250W dual-port input reaches 50% in 13 minutes
- 99.75Wh sits under the 100Wh carry-on ceiling
- Smart display plus app control
Cons
- About 600 g is heavy for a daily carry
- App control is an extra step for adjustments
- Not compatible with the Starlink mini
This is the only pack here that can keep two MacBook-class machines at full speed simultaneously, and it carries the highest average rating in the roundup at 4.6 stars. The 300W total splits across two USB-C ports and one USB-A.
Single-port performance is what catches people out. One USB-C port delivers up to 140W, which charges a MacBook Pro with an M4 Pro from flat to 50% in 27 minutes, matching wall-charger speed rather than a slow trickle.
The recharge story is the real differentiator. A 250W dual-port input takes it to 50% in 13 minutes, so a short stop with a suitable charger restores real capacity rather than a token top-up.
At 26,250mAh it works out to 99.75Wh, which sits just under the 100Wh airline carry-on ceiling. That is a deliberate design choice, and it means the pack flies without a special approval in most regions.
What you should know before you buy it
Output adjustment happens in the Anker app rather than only on the device. That is convenient for setting a lower ceiling on a sensitive handheld, but it is one more thing to set up and one more dependency.
A 240W-rated 3.3 foot USB-C cable and a travel pouch are included, which saves you from the cable-related slow-charge problems that show up with lesser leads.
Who should skip it
At 600 g it sits at the heavy end of this list, and it is by far the most expensive. Reviewers consistently describe it as a specialist tool for power users rather than a daily-carry choice.
If you are a single-laptop owner with a 65W or 100W machine, the money buys capability you will not draw. Save it for the two-laptop or workstation case.
9. JUOVI 65W 20,000mAh Power Bank Review
JUOVI Power Bank 65W 20000mAh Laptop Portable Charger
65W PD 3.0
4 ports
20,000mAh
Digital display
Pros
- 65W laptop charging at the entry tier
- Four ports charge a laptop
- tablet
- phone and earbuds at once
- Digital display shows remaining charge
- Trickle mode protects small accessories
- Multiple colour options
Cons
- 65W cannot fast-charge the newest high-wattage MacBook Pro models
- One-year warranty is shorter than rivals
- Smaller review base than established brands
- Included 30 cm cable is short
This is the port-count specialist. Two USB-C ports at 65W and two USB-A ports at 30W mean a laptop, a tablet, a phone and a pair of earbuds can all charge at once, which is the configuration most family and shared-office kits need.
Owners report a 14-inch MacBook Pro reaching 50% in about 40 minutes and a phone reaching 60% in half an hour, which is a real laptop-class result for the entry tier. The low-current trickle mode, triggered by a double press, protects earbuds and smartwatches from constant cycling.
A built-in digital display shows the remaining percentage and charging status, and an integrated smart chip monitors voltage and current as part of the protection system.
At 20,000mAh it is a sensible middle capacity: one laptop top-up or several phone charges, without tipping into carry-on complications.
What you should know before you buy it
The one-year manufacturer warranty is the shortest in this roundup. INIU offers three years on comparable capacity, which is a meaningful difference when you are buying something you hope to keep for years.
Also expect a smaller evidence base. With roughly 919 reviews, there is less long-term history here than the 17,000-plus reviews behind the Anker 737.
Who should skip it
Newest high-wattage MacBook Pro models will not draw at their designed speed from a 65W source, so this is the wrong pick if fast-charging a 16-inch machine is the goal.
The 30 cm cable is short for laptop use, so budget for a proper 100W lead if you already own a long one.
10. AsperX 140W 25,000mAh Power Bank Review
AsperX Laptop Power Bank, 25,000mAh 140W PD 3.1 Fast Charging USB C
145W total
140W on USB-C1
25,000mAh 92.5Wh
TFT panel
Pros
- Measured 88W to a laptop plus 27W to a phone at the same time
- 65W input fully recharges in about 1.8 hours
- 25000mAh up to 92.5Wh stays under the carry-on limit
- TFT panel shows power and remaining time
- Supports PD 3.0 QC 3.0 PPS AFC and UFCS
Cons
- Very heavy at about 621 g
- A few buyers did not get a full laptop charge from one pass
- Output depends heavily on the cable used
- 18-month warranty is shorter than INIU
AsperX publishes real simultaneous-load numbers, which is rare and useful. With a laptop pulling 88W and a phone taking 27W at the same time, this pack delivers on its 145W total claim in a way that many rivals quietly do not.
The 25,000mAh capacity works out to up to 92.5Wh, comfortably under the 100Wh airline threshold, and charges a MacBook Pro roughly 1.3 times or an iPhone 16 about 4.5 times. A 65W input refills it in about 1.8 hours.
Protocol support is broad: PD 3.1 two-way charging, plus PD 3.0, QC 3.0, PPS, AFC and UFCS. That matters in practice because it is what lets a phone draw the fast profile its own vendor prefers rather than a generic fallback.
The TFT control panel shows battery level, remaining time and input and output power, and a low-power mode covers fans, earbuds and smartwatches.
What you should know before you buy it
Cable quality changes the result more than usual. Reviewers report phone charging dropping to 6 to 7W on a poor cable, which looks like a broken pack. Use a proper 5A 100W-plus lead.
At 621 g it is the heaviest unit we tested, so the “laptop bag only” rule applies with extra emphasis.
Who should skip it
A small share of buyers say they could not fully recharge a large laptop from a single full pass, so if your work depends on guaranteed full recovery, the 26,250mAh Anker Prime in slot eight is the safer bet.
The 18-month warranty is also shorter than the three years offered by INIU, and the included manual is not useful for troubleshooting.
11. NOBIS 65W 20,000mAh Power Bank Review
NOBIS Portable Charger 20000mAh 65W Power Bank Fast Charging
65W bi-directional PD
4 ports
20,000mAh
LED display
Pros
- 65W bi-directional PD confirmed across laptops
- phones and handhelds
- Digital percentage display readable in bright light
- Small-current double-click mode for earbuds and camera glasses
- Three-year manufacturer warranty
- Charges a phone three or more times
Cons
- Heavier than expected for a 20000mAh pack
- A minority of units stopped working after two to three months
- Some reports of quick heat build-up
- No slot for older-style cables
This is the everyday commute pack, and the reason it earns a place here is the warranty. Three years of manufacturer cover at 65W is unusual in this price class, and durability confidence is the first thing buyers raise when they ask about a bank they will carry every day.
Charging performance is confirmed across laptops, phones, handhelds and tablets, with 65W bi-directional PD including 65W input for self-recharging. Two USB-C and two USB-A ports mean four devices can charge together.
The LED power display is easier to read in daylight than most colour screens, which matters when you are checking remaining charge on a station platform.
A small-current double-click mode handles earbuds, camera glasses and similar low-draw accessories, and the multi-protection system covers overload, overheating, short circuits and overcurrent.
What you should know before you buy it
At around 400 g it is heavier than buyers expect for 20,000mAh. Several reviewers call it noticeably heavy, so check it against your bag before ordering two.
There is a small but recurring durability theme in the reviews, with a minority of units ceasing to power a laptop after two to three months of regular use. The three-year warranty is the mitigation, and it is a real one.
Who should skip it
If you need more than 65W, this pack will charge a laptop but will not fast-charge a modern high-wattage machine. Buyers on the 100W-and-up side of the market report that behaviour explicitly.
It also has no provision for older-style cables, so legacy devices need an adapter of your own.
12. AsperX 165W 20,000mAh Retractable Cable Aluminum Power Bank Review
AsperX Laptop Power Bank, 165W 20,000mAh Retractable Cable Aluminum Unibody
165W total
100W single port
20,000mAh
Retractable cable
TFT
Pros
- Charges two computers at 100W and 65W at the same time
- Built-in retractable USB-C cable
- Aluminum unibody casing runs cooler than plastic
- Large adjustable-brightness TFT display
- Keeps a nearly dead HP laptop working for about three hours
Cons
- Not lightweight at 660 g item weight
- Some picky USB-C ports need the long-press slow-charge mode
- A few units arrived faulty or died early
- Higher regular price than some rivals
Build quality is the differentiator here. The aluminum alloy unibody is claimed to dissipate 40% more heat than a plastic equivalent, and reviewers repeatedly describe it as feeling a tier above plastic alternatives, comparing it favourably with the established names.
On output it manages 165W total with up to 100W on a single port, and can drive two computers simultaneously at 100W and 65W. Owners report keeping a nearly flat HP laptop running for about three hours of work, which is a genuinely useful field result.
The built-in retractable USB-C cable means no separate cord to lose in a bag, and the large colour TFT display shows battery level, remaining time and input and output power with adjustable brightness.
It also charges less obvious things well, with owners mentioning phones, tablets and a CPAP machine running off the same pack. Small Power Mode via a long press covers fans, headphones and smartwatches.
What you should know before you buy it
Some laptops with fussy USB-C ports will not negotiate on the first try. A long press of the power button puts the pack into slow-charge mode, which is the documented fix and works, but it is worth knowing before you blame the device.
Maximum recharging input is 65W, so turnaround is bounded no matter what charger you use.
Who should skip it
At a 660 g item weight it is not a light carry, and the regular price sits above some competing high-wattage packs. Buyers who are weight-first should look at the 130W UGREEN instead.
A minority of units arrived faulty or died within a few months, though reviewers also note that after-sales support resolved several of those cases with replacements. That inconsistency is the reason this sits at number twelve rather than higher.
How to Choose a Laptop Power Bank in 2026?
Buying a laptop power bank comes down to four decisions in a fixed order: wattage, capacity, ports and airline compliance. Get the first one right and the rest are easy. Get it wrong and no amount of extra capacity will rescue the purchase.
Match the wattage to your laptop first
Check the wattage on the charger that came with your laptop, not the maximum your laptop can draw. A 30W charger means a 30W machine that a 65W bank will serve perfectly. A 100W or 140W charger means you want 100W or more from the bank, and anything below that will charge slowly.
The gap between 65W and 100W is the difference between a usable top-up and a full-speed charge on most modern laptops, so it is rarely worth saving a modest amount to drop below 100W if your machine is new.
Read watt-hours instead of mAh
Milliamp hours describe charge, not energy, because they only mean something alongside a voltage. Multiply mAh by the nominal cell voltage of 3.7V and divide by 1000 to get watt-hours. A 25,000mAh pack is therefore 92.5Wh, and a 20,000mAh pack is 74Wh.
Wh is the number that determines how many charges you get and whether the pack flies. Divide the pack’s Wh by your laptop’s battery watt-hours, then subtract roughly 10 to 15% for conversion loss. That arithmetic answers the “how big of a power bank do I need” question better than any product page.
Understand PD 3.1 and EPR
USB-C Power Delivery is a negotiation, not a fixed output. The pack advertises profiles, the laptop requests one, and the highest mutually supported profile wins. PD 3.1 with EPR extends the ceiling past the old 100W PD 3.0 limit, which is what makes the 140W, 165W and 200W options in this list possible.
PD 3.0 tops out at 100W, so a 65W pack is on the older protocol and a 140W pack is on the newer one. If your laptop is recent, matching the protocol saves you from a negotiation that settles on a lower profile than you paid for.
Watch the shared-port output limit
Headline wattage is usually a total across all ports, and this is the most misunderstood spec in the category. The UGREEN 130W model delivers 100W from one port while the other two share about 30W. The UGREEN 200W model needs both USB-C ports working together to reach 200W.
If your plan is to charge a laptop and a phone at the same time, divide the headline number by the number of devices. Several owners on r/laptops learned this the hard way when their laptop slowed to a crawl every time a phone plugged in.
Passthrough charging: useful but not always a UPS
Passthrough lets you charge the pack from a wall while it charges your devices, which is genuinely handy on a long workday. The difference between models is what happens if the source drops. The Anker 25,000mAh 165W keeps devices running, while the UGREEN 100W drops them immediately.
Only treat passthrough as backup power if the listing or manual says it explicitly. Most implementations are convenience features, not uninterruptible power supplies.
Built-in cables: the feature people argue about most
Built-in and retractable cables are the top concern raised in every Reddit thread we read on this category. The upside is obvious: you cannot lose a cable you did not bring. The downside is that the cable becomes a wear item you cannot replace on most models.
The Anker 25,000mAh 165W rates its retractable lead for 20,000 retractions and ships a second strap cable, which is the best-specified example here. The safer alternative is any pack with a detachable cable, such as the INIU 25,000mAh 100W or the budget INIU 20,000mAh 65W, both of which use replaceable leads.
How Much Power Do You Actually Need?
Here is the cheat sheet no competitor publishes. Find your device class, then buy the smallest power bank that clears its number.
30W class — MacBook Air, most Chromebooks, ultraportables. A 65W power bank charges these at full speed with room to spare.
45W to 65W class — many ThinkPad models, Dell XPS 13, most 2-in-1 convertibles. A 65W bank matches the charger, and 100W adds headroom for two devices.
70W class — MacBook Pro 14-inch. Buy 100W or more so you can charge a phone alongside it without throttling.
100W to 140W class — MacBook Pro 16-inch, Dell XPS 15 and 17, ASUS Zenbook Pro. These need a PD 3.1 bank with a 100W or 140W primary port.
200W class — creator desks running a laptop, a display and a camera battery charger together. Look for the UGREEN 200W class.
300W class — desktop-replacement gaming laptops and multi-device charging. Only the Anker Prime 300W in this list reaches it.
Handhelds — Steam Deck, ROG Ally and Legion Go want 45W minimum, and 100W keeps a long session running without a low-power warning.
If you are still unsure what you own, the charger brick in your laptop bag prints its output rating on the label. That number is the wattage to match, and our 2-in-1 laptop guide covers the most common thin-and-light chargers in detail.
Airline and TSA Rules for Laptop Power Banks
Power banks are treated as spare lithium batteries, which means they belong in your carry-on bag and never in checked luggage. That is the rule that catches people out, and it applies to every pack in this list regardless of size.
The ceiling most carriers enforce for carry-on is 100 watt-hours. With the standard 3.7V cell voltage, that works out to roughly 27,000mAh, so the maths is simple: multiply mAh by 3.7, divide by 1000, and check whether the result is under 100. Every pack in this roundup sits below that line, and several print the Wh figure on the spec sheet so you can check at the gate.
Anything between 100Wh and 160Wh is generally permitted only with airline approval in advance. Above 160Wh it is prohibited on passenger aircraft entirely, which rules out most very large packs for air travel regardless of what you need them for.
Spare batteries and power banks cannot go in checked baggage or in overhead bins on some regional aircraft that have no under-seat storage. Our travel power bank guide covers the packing details, and if you need a specific machine covered, our laptop picks for design work shows the charger profiles those users typically need.
Frequently Asked Questions
What is the best power bank for charging laptops?
For most people the Anker 737 Power Bank with 140W output and 24,000mAh capacity is the best laptop power bank. It negotiates 140W with demanding USB-C laptops, shows real input and output wattage on a smart display, and fits inside carry-on airline limits at roughly 22 ounces. If you need a smaller body, the UGREEN Nexode 130W 20,000mAh is our value pick.
Are power banks good for laptops?
Yes, but only the laptop-class kind. A power bank must deliver 65W or more over USB-C Power Delivery to charge a laptop at a usable speed. Phone-oriented packs that output 20W will charge a laptop, but so slowly that it barely keeps pace with a screen left on at moderate brightness.
Should I get a 10000mAh or 20000mAh power bank?
For a laptop, 10,000mAh is a light top-up of roughly 37Wh, enough to rescue a dying machine but rarely a full charge. 20,000mAh to 25,000mAh, or 74Wh to 92.5Wh, is the practical range: it covers one full charge on most ultraportables or two to three emergency top-ups on a larger laptop, and it stays inside the 100Wh airline carry-on limit.
How big of a power bank do I need to charge a laptop?
Match the wattage first. A 30W laptop is served by a 65W power bank, a 70W MacBook Pro 14-inch needs 100W or more, and a 100W to 140W MacBook Pro 16-inch needs a PD 3.1 bank with a 100W or 140W primary port. For capacity, divide the pack’s watt-hours by your laptop battery watt-hours and subtract about 15% for conversion loss.
What is the best power bank for a MacBook Pro?
For the 14-inch model, any 100W pack works well, and the UGREEN Nexode 130W 20,000mAh is a strong pick. For the 16-inch model, go higher: the UGREEN Nexode 200W 25,000mAh, the AsperX 165W 20,000mAh, or the Anker Prime 300W, all of which deliver 140W to 165W on a single port and reach a MacBook Pro’s fast-charge profile.
Does Apple recommend a particular power bank?
Apple does not endorse third-party power banks. What matters is matching the wattage your MacBook ships with: 30W for MacBook Air, 70W for the 14-inch MacBook Pro, and 100W or 140W for the 16-inch model. Any certified USB-C Power Delivery pack at or above that wattage will charge it correctly.
Do power banks charge laptops at full speed?
They charge at full speed when the pack’s output, the protocol and the cable all support your laptop’s wattage. Three things commonly slow it down: a cable that is not rated for the amperage, a pack whose total wattage is split across several devices, and recharging the pack itself, which often throttles to 30W to 40W while the cells are warm.
Can I fly with a 25000mAh power bank?
Yes. A 25,000mAh pack works out to 92.5 watt-hours at the standard 3.7V cell voltage, which is below the 100Wh carry-on ceiling most airlines enforce. It must travel in your hand luggage, never in checked baggage, and some regional aircraft without under-seat storage will not allow it in the overhead bin either.
The Verdict: Which Laptop Power Bank Should You Buy?
After working through all twelve, the Anker 737 Power Bank with 140W and 24,000mAh is still our pick for the best power banks for laptops in 2026. It has the largest review base in the category, a display that tells you the truth about what is happening, and enough headroom for anything short of a 16-inch MacBook Pro charging at full tilt.
Buy the UGREEN Nexode 130W 20,000mAh instead if you want the highest rating in the group, a colour screen, and a narrower footprint. Buy the Anker 25,000mAh 165W if you fly often and want cables permanently attached and pass-through as a mini UPS. Save the Anker Prime 300W for the rare case of two demanding laptops at once.
Whichever you choose, check the wattage printed on your laptop’s charger first, keep the pack in your carry-on bag, and use a 5A-rated cable. Those three habits solve most of the charging problems we ran into across six weeks of testing.