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Juice 20000mAh Portable Power Bank Max review

£30.00 Typical price

Test scoreShow Context

Key features
  • Large power bank
  • 20000mAh
Reviewed

The Juice 20000mAh Portable Power Bank Max has two USB outputs, which means it can charge two devices at the same time. Unusually, you give it a good shake to find out how much charge it has left, but gimmicks aside, does it operate efficiently and quickly? Our expert tester provided the answers. Read our full review for their verdict.

Included in our expert review
  • Pros and cons
  • What is it?
  • What’s it like to use?
  • How well does it perform?
  • Is there anything else I should know?
  • Should I buy it?
First month only £5, then £9.99 per month, cancel any time

Test results

The overall Which? test score is made up of the following star ratings, all determined by our rigorous lab tests.

Find out how we test portable power bank chargers>
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Our Test Labs compare features and prices on a range of products. Try Which? to unlock our reviews. You'll instantly be able to compare our test scores, so you can make sure you don't get stuck with a Don't Buy.

Make smarter choices

We have tested 29 portable power bank chargers and found that there are 0 Don't Buys and 10 Best Buys.
Range of Portable power bank charger scores
  1. 56%
    Lowest score
  2. 67%
    Average score
  3. 81%
    Highest score
We'll show you where this model sits on the scale so that you can see how it compares to portable power bank chargers we've tested
First month only £5, then £9.99 per month, cancel any time

Put us to the test

Our Test Labs compare features and prices on a range of products. Try Which? to unlock our reviews. You'll instantly be able to compare our test scores, so you can make sure you don't get stuck with a Don't Buy.

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