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Energizer Ultimate 10000mAh Portable Power Bank Black review

£34.89 View retailers

Test scoreShow Context

Key features
  • Medium power bank
  • 10000mAh

The Energizer Ultimate 10000mAh Portable Power Bank Black has the same claimed capacity as the Max 10000mAh, but it’s noticeably more expensive. It has a couple of extra fancy features, such as ‘power delivery’, but do they justify the price tag? Read our expert review to find out.

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?
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First reviewed by Which?

January 2021

Test results

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

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Prices updated daily

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Make smarter choices

We have tested 45 portable power bank chargers and found that there are 0 Don't Buys and 13 Best Buys.
Range of Portable power bank charger scores
  1. 56%
    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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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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