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Anker PowerCore Essential 20000 review

£39.99 View retailers

Test scoreShow Context

Key features
  • Large power bank
  • 20000mAh
Expert review

The Anker PowerCore Essential 20000 is a large-capacity power bank, with twin USB-A outputs so it can handle two devices at once. But will it charge them quickly, efficiently and live up to the manufacturer’s claimed capacity? Our experts put this power bank through its paces - read our full review to find out their verdict.

What's included:
  • 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?
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First reviewed by Which?

September 2021

Released

May 2019

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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Best Buys and Don't Buys
We have tested 58 portable power bank chargers and found that there are 0 Don't Buys and 19 Best Buys.
Range of Portable power bank charger scores
  1. 48%
    Lowest score
  2. 68%
    Average score
  3. 85%
    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
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Full Access first month £2.99, then £9.99 per month, cancel at 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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