For any tech partner or visit traveller, a energy bank is a must-have accessory.
There are loads of models available, and a latest all support discerning charging.
Other some-more specialised energy banks can assign laptops, have USB-C ports, and support tech such as Qualcomm’s Quick Charge.
To assistance make selecting a energy bank easier, we tested 10 models, from affordable to high-end with niche underline sets.
A vast problem with energy banks is that a tangible battery cells and charging electronics inside some obtuse brands can be of low quality, and not indeed yield a rated capacity. However, many energy banks tested have batteries that (when new) are giving some-more than their rated capacity, that helps even it out.
How we tested
We logged a energy constructed on a immobile load. Due to potency losses, a outlay ability will be adult to 10% reduction than a rated battery capacity.
As a comparison, we also distributed any energy bank’s ‘mAh per dollar’ measure to assistance consider a altogether value – aloft is better.
Dell Power Companion PW7015M
Charging laptops alongside USB inclination is really useful, yet some models are not upheld by a ‘universal’ energy banks.
The Dell Power Companion solves that issue, with a 18,000mAh or 12,000mAh (as tested) energy bank with twin 2.1A USB ports, as good as laptop charging.
The section plugs in between your laptop and a PSU, rather than carrying a possess charger. This is a good setup, as it means a section is always charged (though tops off a laptop first), and automatically kicks in if mains energy is lost.
It comes with both a vast and tiny Dell energy tips (and charges from either) – or there is also a USB-C version.
Using a vast to tiny tip adapter, we were also means to assign an HP laptop. In testing, a Power Companion outputted an superb 100% of a rated ability around USB.
The Power Companion is some-more costly than many laptop charging energy banks, yet is still a must-have squeeze for on-the-go Dell laptop owners.
Xiaomi Mi Power Bank Pro
While many energy banks support 5V 2A discerning charging, a Xiaomi Power Bank Pro stairs it adult a nick with Qualcomm Quick Charge 2.0.
The tech is usually upheld on some phones and tablets for now, yet allows inclination to assign during 9V or 12V, rather than usually 5V 2A. Even better, a energy bank itself can be discerning charged with a concordant charger, for discerning tip ups.
The section has a 10,000mAh capacity, and a singular USB Type-A port. It also has a USB-C connection, yet it usually works for charging a energy bank, not as an output.
Importantly, it does support passthrough charging, and can even assign itself from a phone. The energy bank can also be used to assign concordant laptops that use USB-C.
The Mi Power Bank Pro managed to outlay a really considerable 99% of a rated capacity. It’s also a lightest and smallest energy bank tested for a capacity, measuring in during 130 x 75 x 12mm, and weighing usually 225 grams.
Thermaltake Luxa2 P3 Power Bank
Shipping with a snap on box for an iPhone 5, a super slim Luxa P3 is also utterly powerful. The 2,500mAh battery has an glorious 2,432mAh available.
While usually usually adequate to give many Android phones a full charge, it will tip off your iPhone 5 with energy to spare, or some-more than double your run time.
It also has adequate energy to assign your inscription (albeit not a full charge) and puts out adult to 3.67 A – a tip out of a tests.
The neat small section is stylish and well-built and comes in black or silver. It comes with a Micro-USB wire and organiser, yet no iPhone cable, so we need to use your existent one.
Huntkey Ezy Go Pocket Size Power Bank
While a lowest ability energy bank tested, a slim small Ezy Go still manages an considerable 1,824mAh of real-world charging.
It’s adequate to roughly fill your iPhone or give your Android a poignant boost. Impressively it can outlay 2.63 A so can hoop your tablet, yet not for too long.
It comes with a micro and mini USB multi cable, as good as a pin character block for your aged Nokia. Keep an eye out as it’s mostly on sale for underneath $20, creation it a bargain.
Jackery Force 420 Pro
Until smartphone manufacturers figure out how to give us decent battery life, powerbanks are essential for travelling.
The glitzy Force 420 Pro from Jackery is Apple- and Android-compatible, and has adequate oomph to extract adult your MacBook.
Thanks to a outrageous 20,100mAh battery, it’ll energy adult 3 inclination concurrently in box everything’s unexpected left totally dead.
Rather than a prosaic form factor, a TP-Link TL-PB10400 has a tall, rectilinear figure that measures in during 89mm x 44mm x 44mm and weighs 241 grams.
While not good for slipping into a pocket, a energy bank does lay good in automobile and bag splash holders.
Hidden inside is a vast 10,400mAh capacity, with 4 LEDs to prove a assign level.
The energy bank has twin USB ports, with one rated for 2A and a other for 1A. It charges around micro USB (and includes a cable), doing a 2A current.
One accessible underline of a TP-Link is an inbuilt LED torch, that is activatable by holding down a energy button.
In testing, a TP-Link energy bank outputted 98% of a serviceable capacity, and had no problems provision over 2 amps. It also supports passthrough charging, yet a side plcae of a micro USB submit creates it tough to assign in a bag.
The TL-PB10400 is utterly affordable during $49 (shop around online), that formula in a good mAh per dollar rating.
3SIXT JetPak Slim
The svelte yet weirdly named 3SIXT JetPak Slim comes in both 8,000 and 4,000mAh capacities. Both have twin USB ports – one that can outlay 2.1 amps, while a other is rated for 1 amp.
They assign around an enclosed micro USB cable, and have an on symbol (and automobile energy off), and 4 LED energy turn readout.
The smaller energy bank saves we $30, and while we tested both, a formula are for a 8,000mAh model.
The JetPak achieved utterly good in real-world testing, and we were means to use 95% of a rated capacity. Handily, it also supports passthrough charging.
As a name suggests, a 8,000mAh indication is really slim during usually 10mm thick, yet is 150mm prolonged and 75mm wide. Combined with a 195-gram weight, a energy bank is easy to trip into a bag or pocket.
The outdoor aluminium bombard is good and tough, yet will tend to collect adult some scratches. At $79.95, it is not a cheapest energy bank for a ability and specs, yet gives a decent result.
Belkin MIXIT Power Pack 6600
As a name gives away, a Belkin MIXIT energy bank has a 6,600mAh capacity.
It’s clad in a thick yet lightweight aluminium bombard that looks great, yet is a small disposed to scratching.
On a business end, a energy bank has twin USB ports, and a micro USB charging socket.
The section supports 5v discerning charging, yet rather than an particular energy rating for any port, they share a limit of 3.4A. The Belkin energy bank can also assign during adult to 2.4 amps, and includes a micro USB cable.
Unlike any other energy bank tested, a MIXIT has a $2,500 connected apparatus warranty, usually in box it has a error that causes damage.
The energy bank had 97% of a rated ability accessible in genuine universe testing, and happily outputted a rated current.
While a small pricier than some of a competition, a connected apparatus guaranty gives assent of mind not found elsewhere.
The MIXIT energy bank is also accessible in a 4,000mAh ability for $39.95.
Laser Power Bank 10000
Clad in splendid yellow cosmetic (or blue, pinkish and green), a LASER energy bank has a vast 10,000mAh capacity. The rest of a specs are flattering customary – twin USB ports, with one 1A and a other 2A.
While a cosmetic bombard does not have a reward feel of metal, it’s got a sincerely strong design. Charging is finished around micro USB, yet usually during a 1A rate.
It’s value observant that a Laser energy bank does not support passthrough charging, and a LED indicators are dark underneath a bombard and can be tough to see.
On a and side, it does come with a multi-headed USB assign cable, with micro USB, Lightning and a 30-pin Apple connector.
In testing, a Laser energy bank has a decent 94% of a ability available, and will happily assign many phones or tablets a few times over.
Because of a inexpensive price, it also gives a really good mAh per dollar ratio. While a cost and ability is great, other energy banks offer a few some-more features.
Luxa2 EnerG Slim
Wrapped in black fireproof ABS plastic, a Luxa2 EnerG Slim is designed to trip simply into a slot or bag.
It usually has a singular USB port, that is rated to outlay 1.5A. While reduction than many energy banks, that’s still adequate to capacitate a discerning charge, and work with electron-hungry tablets.
When we installed adult a energy bank, though, it happily postulated 2.2A. In testing, we pulled 5,061mAh from a EnerG Slim, that is a good outcome and goes to uncover it uses high-quality cells.
The energy bank lives adult to a name, as usually 9.8mm thick, 63mm wide, 128mm long, and weighing 120 grams.
The EnerG Slim charges around micro USB, with an 1A submit rating and an enclosed micro USB cable. Handily, it does support passthrough charging, and takes about 6.5 hours to tip adult itself.
For those who need additional capacity, a Luxa2 EnerG Slim is also accessible with a 10,000mAh rating for $45.
Rated as carrying a 2,800mAh battery, a Sony also claims 7.5Wh, that would indeed be a 2,000mAh battery – so there is some acceleration going on there.
It has a serviceable ability of 1,927mAh – a bad outcome for a 2,800mAh battery yet an glorious one for a 2,000mAh battery.
Don’t go looking to assign your inscription as it usually outputs 1.61 A. Rated for 1,000 assign cycles, if we use it a lot it will substantially exist some of a cheaper models.
Taking a rather opposite tack, a Promate Cloy-12 has a incomparable 12,000mAh rating.
Wrapped in soothing hold plastic, a energy bank feels tough, and won’t blemish too easily.
On a business end, it sports twin USB ports, that share a total limit 3.1A outlay current. It charges around micro USB, yet usually during a slower 1A rate, so takes about 7 hours to fill behind up.
Rather than a pull symbol to check a remaining charge, a discerning shake does a same pursuit interjection to an inbuilt transformation sensor.
In testing, we were means to entrance 93% of a rated capacity, that is flattering good deliberation a price. While it does come with a good prosaic USB cable, a energy bank does not support passthrough charging.
Impressively, a Cloy-12 has a tip mAh per dollar rating out of any of a energy banks tested. It’s also sincerely lightweight during 267 grams, and measures in during 120mm x 65mm x 20mm.
For those who don’t need some-more modernized features, a CLOY-12 is a plain choice.
Romoss Solo 5
Despite an considerable 10,000mAh capacity, a Solo 5 costs usually $35. It comes as no warn afterwards that, in a genuine world, usually 91% of that ability was accessible – a lowest of a energy banks tested.
The thing is, for a price, that is indeed a illusory result, and gives a really considerable mAh per dollar rating.
Unlike a metal-wrapped brethren, a Romoss Solo 5 is clad in plastic, that is still disposed to scratches. The twin USB ports are conveniently located on one finish (great for charging while it’s in a bag), yet a micro USB submit is on a side.
The Solo 5 ports are rated for 1A and 2A, and it can assign during 2A. It includes a micro USB cable, and has a 4 LED ability indicator.
The whole pack and caboodle measures in during 138mm x 62mm x 21.5mm and weighs a flattering customary 296 grams.
For those who crave a incomparable capacity, a Romoss Solo 6 has an uprated 16,000mAh for $15 more.
Comsol Laptop Power Bank
The corpulent Comsol energy bank has a outrageous 20,000mAh capacity, shoehorned into a surprisingly skinny metal-clad shell. It’s still flattering vast though, during 185mm x 125mm x 15.5mm and weighing in during 562 grams.
In a rather uncanny move, a section indeed usually has one USB port, that is rated for 2.1A discerning charging.
Unlike smaller energy banks, a Comsol comes with a laptop character 19v horse and can strech full ability in usually 4 hours.
The energy bank also comes with a wire and array of adapter tips, that concede it to assign many laptops – yet not MacBooks.
It’s rated for 19v during 3A, so can reinstate adult to a 65W adapter. Perhaps even better, a outlay voltage can be switched to 16v or 12v. This creates it easy to run all sorts of other 12v tech, from modems to lights.
Via USB, a Comsol energy bank has 99% of a settled ability accessible and could keep many smartphones going for a week or more.
Portable backup batteries buyer’s guide
- Capacity: A 5,000mAh is a good starting indicate to get adult to dual full recharges from a smartphone, yet a incomparable 10,000mAh indication is best for tablets.
- Passthrough charging: This accessible underline allows we to block a energy bank between your horse and device, and assign both during once.
- USB ports: Most larger-capacity models have dual ports, that is really critical if we need to assign some-more than one device during a time.
- Input assign rate: Typically, 1A or 2A (higher is better), this determines how fast your energy bank can assign itself behind adult again.
- Fast charge: Power banks ancillary currents over 1A helps assign your device quicker, and is indispensable by some power-hungry tablets.
- Charger not included: While they all come with a cable, energy banks generally need to be plugged into an existent horse or USB pier to charge.
- Qualcomm discerning charge: Only upheld by some new phones, this tech allows inclination to be charged adult to 4 times faster than normal 5V USB.
- Form cause and weight: With many opposite shapes, some energy banks are improved matched to use in bags, or being carried around.
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