Why you may belief TechRadar
We spend hours testing each services or products we evaluation, so that you will be positive you’re shopping for the most effective. Discover out extra about how we check.
Lenovo Go USB-C laptop computer energy financial institution evaluation
I depend on an influence financial institution every day, and solely probably the most highly effective choices can sustain with the calls for of laptop computer charging or topping up transportable gaming gadgets.
Whereas there are many nice choices in our information to the most effective energy banks, most don’t have built-in cables, so you want to carry some extras when on the go.
And that’s the place the Lenovo Go slots in, with as much as 65W output and a built-in cable that hides away within the energy financial institution itself, so it’s able to go every time wanted.
Apart from the cable, it additionally has each a USB-C and a USB-A port and may cost three gadgets without delay.
The Lenovo Go incorporates a typical 20,000mAh, 74Wh (although the unit itself says 77Wh) capability, which makes it able to tackle flights with out permission, and able to topping up a laptop computer a minimum of as soon as or maintaining your cellphone charged for days. It’s additionally sufficient to offer the 50Wh battery within the Steam Deck a full cost.
The Lenovo Go energy financial institution features a built-in 44 cm USB-C cable. (Picture credit score: Future)
At 170 × 72 × 23 mm (6.69 × 2.83 × 0.91 inches), it’s moderately compact, and the 390 grams (0.86 lb) weight is pretty typical contemplating the capability. The design is slim sufficient to slide right into a bag (together with briefcase-style laptop computer luggage) with out including bulk.
The built-in USB-C cable is 44 cm (17.3 in) lengthy and wraps round a recess within the energy financial institution for storage. Whereas safe and simple to deploy, it’s very barely fiddly to place again into place neatly as soon as you might be completed charging.
The USB-C finish is barely cumbersome, so it could not slot in some USB-C ports with tight entry, equivalent to telephones with thicker instances.
Picture 1 of seven
(Picture credit score: Future)
The ability financial institution reveals the remaining capability with LEDs – every representing a 25% increment.(Picture credit score: Future)
The ability financial institution consists of USB-A and USB-C ports on the tip. (Picture credit score: Future)
The built-in USB-C cable has a useful pull tab to assist launch it. (Picture credit score: Future)
(Picture credit score: Future)
The USB-C connector on the tip of the cable has a barely cumbersome protecting cowl, so might not slot in tight ports. (Picture credit score: Future)
The built-in USB-C cable is hard, however doesn’t sit neatly except firmly pushed again in. (Picture credit score: Future)
The ability financial institution makes use of a easy four-LED system to show remaining capability in 25% steps, which works superb however isn’t fairly as good as a digital readout. The plastic shell feels strong in hand and is kind of powerful, and regardless of rattling round in my bag for just a few weeks, it reveals no indicators of undue put on.
The Lenovo energy financial institution does face stiff competitors from similar-spec energy banks, equivalent to the usually barely cheaper Anker 20,000mAh 87W energy financial institution. The Lenovo is barely slimmer (however longer) and lighter, however to offer comparative worth for cash, it must be picked up when on sale.
Picture 1 of 4
The ability financial institution is about the identical horizontal dimensions because the Samsung Galaxy S25 Extremely, however after all a lot thicker.(Picture credit score: Future)
(Picture credit score: Future)
The ability financial institution seems chunky in comparison with the Lenovo Yoga Slim 7i laptop computer, but it surely’s slim sufficient to slide right into a bag with out including bulk. (Picture credit score: Future)
(Picture credit score: Future)
The Lenovo Go USB-C laptop computer energy financial institution outputs USB PD3.0 spec voltages on the USB-C cable and USB-C port – 5V 3A, 9V 3A, 15V 3A and 20V 3.25A. This implies it is going to fortunately quick cost most telephones, laptops and different gadgets like handheld gaming machines at as much as 65W. The USB-A port helps the QC3.0 protocol, with 5V, 9V, 12V or variable from 3.6V to 12V, at as much as 18W.
Notably, it doesn’t help PPS (Programmable Energy Provide), so it received’t do 45W Samsung Tremendous Quick charging just like the Iniu P50 can.
The Lenovo energy financial institution additionally doesn’t output 12V on the USB-C ports, which isn’t an issue for many customers, but it surely’s nonetheless price mentioning. There aren’t many gadgets that solely want 12V USB-C charging, however, for instance, a 12V choice is required to get the quickest charging on DJI Mini drone batteries.
So whereas the Lenovo doesn’t have the newest protocol help, for regular use it’s nonetheless greater than able to quick charging any of your gadgets.
Lenovo Go USB-C laptop computer energy financial institution: Worth & specs
You should buy the Lenovo energy financial institution immediately from Lenovo or varied different marketplaces and retailers.
Listing value is $140.99 / £84 / AU$138, but it surely’s usually offered for a lot much less throughout sale occasions, so it’s properly price ready for a reduction should you don’t want it immediately.
The ability financial institution has a regular 1-year guarantee, and we’re a little bit disillusioned that Lenovo didn’t provide a minimum of 2 years.
Swipe to scroll horizontally
Worth
$140.99 / £84 / AU$138
Capability
20,000mAh / 74Wh
Single Port Output
65W
Variety of Ports
3
USB-C
2x in/out
USB-A
1x
Dimensions
170 × 72 × 23 mm (6.69 × 2.83 × 0.91 inches)
Weight (measured)
391 g (0.86 lb)
Cellphone fees
3 to 4 occasions
Laptop computer fees
0.5 to 1 occasions
Lenovo Go USB-C laptop computer energy financial institution: Take a look at outcomes
Many energy banks make daring claims, however in real-world testing they don’t dwell as much as the hype. So to weed out the duds, I do complete testing to confirm cost voltages, affirm protocol help and log capability checks.
Total, the Lenovo energy financial institution provides strong outcomes contemplating it’s slimmer and lighter than many similar-spec choices and has a built-in cable.
Swipe to scroll horizontally
Take a look at
Usable Capability
Effectivity
Rating
65W laptop computer charging
61.5 Wh
83.1%
3.5 / 5
30W laptop computer charging
62.5 Wh
84.4%
3.5 / 5
20W cellphone charging
65.3 Wh
88.2%
4 / 5
10W charging
68.1 Wh
92%
4.5 / 5
For 65W laptop computer charging, the Lenovo Go outputs 61.5Wh of the rated 74Wh out there, giving a typical 83.1% effectivity score. Lenovo additionally charges the ability financial institution at simply 48Wh when outputting 65W (20V 3.25A), so the real-world check outcomes of 61.5Wh are a lot better.
I’ll observe, although, that after it hits about 45% capability remaining, it does renegotiate to a slower cost charge to guard the battery cells. That is pretty typical, and when testing it on a laptop computer that’s getting used the decrease common energy draw doesn’t set off this mode.
At a mean 30W output when operating a laptop computer, effectivity is barely higher, at 84.4%.
For cellphone charging at 20W, the Lenovo energy financial institution hit a wonderful 88.2% effectivity, and if charging slowly at 10W, it may well output 92% of the rated capability.
The ability financial institution is rated for 74Wh by Lenovo on-line, however the precise energy financial institution notes 77Wh. This can be a slight over-provisioning of capability by Lenovo, which is an effective factor, and for the effectivity calculations above I used the 74Wh score.
The Lenovo energy financial institution consists of detailed specs on the sticker beneath. (Picture credit score: Future)
When pushed laborious with a sustained most output till empty (equivalent to when charging a laptop computer), the Lenovo energy financial institution reached a heat however not problematic 42°C (108°F), whereas cellphone charging solely noticed it attain 28°C (82°F). Whereas it’s usually finest to cost a laptop computer on a desk, the Lenovo energy financial institution stays cool sufficient that I’d don’t have any downside utilizing it in a bag.
The ability financial institution can cost at as much as 100W through the built-in cable or USB-C port and takes about 1.5 hours to high again up.
Swipe to scroll horizontally
Rated Output Capability
2400 mAh / 48Wh at 20V 3.25A
PPS help
No
Included cable
Constructed-in, 5A
IN1 (USB-C port)
5V⎓3A; 9V⎓3A; 15V⎓3A; 20V⎓5A
IN2 (USB-C cable)
5V⎓3A; 9V⎓3A; 15V⎓3A; 20V⎓5A
OUT1 (USB-C port)
5V⎓3A; 9V⎓3A; 15V⎓3A; 20V⎓3.25A
OUT2 (USB-C cable)
5V⎓3A; 9V⎓3A; 15V⎓3A; 20V⎓3.25A
OUT3 (USB-A port)
5V⎓3A; 9V⎓2A; 12V⎓1.5A
Ought to I purchase the Lenovo Go energy financial institution?
Purchase it if…
Don’t purchase it if…
Additionally take into account
The Lenovo Go laptop computer energy financial institution is a superb choice for on a regular basis laptop computer and cellphone charging, however under are just a few different choices if you’re on the lookout for one thing completely different. For much more suggestions, take a look at our information to the most effective energy banks. Or, if you’re planning a vacation quickly, get a full rundown on the airline guidelines when touring with energy banks.
How I check energy banks
I get hands-on with each energy financial institution I check and conduct intensive evaluations in each lab and real-world situations. Utilizing instruments just like the ChargerLab POWER-Z KM003C, I measure cost voltage, verify protocol help, and log capability checks.
Every energy financial institution can also be examined with on a regular basis gadgets, together with telephones, tablets and laptops, and is related to a programmable load tester for a number of cost cycles. I carry a variety every day in each pockets and luggage to evaluate their sturdiness and skill to resist on a regular basis use.
All measurements and weights are personally verified, making certain accuracy past the producer’s listings. It’s price noting that many energy financial institution critiques don’t do that type of testing, so they need to be taken with a grain of salt.
Wish to know extra? Examine how we check.
Lenovo Go 20000mAh 65W energy financial institution: Worth Comparability
