Duracell Ultra AAA review
Test scoreShow Context

- AAA
- Alkaline
Duracell has reformulated its most powerful batteries, the Duracell Ultra AAAs, which it says are most suitable for medium and high-drain devices. To find out how the reformulated Duracell AAA batteries work, read on for our full test results.
- Pros and cons

Technical specifications
General
- SizeAAA
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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- 34%Lowest score
- 64%Average score
- 92%Highest score
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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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Whether you're looking for AA or AAA, alkaline or lithium, follow Which? expert advice to help you buy the best batteries. Tested brands include Duracell, Energizer, Lidl, and Panasonic. Find out which brand lasts the longest.
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Find out which AA batteries scored best and worst in our lab tests, which included big brands Duracell and Energizer as well as supermarket own-brand batteries. Use our test results to make sure you only buy the best AA batteries.
Best AAA batteries
Want to know which are the best AAA batteries? With our latest AAA battery results, which includes Duracell, Energizer and supermarket own-brands, Which? can reveal the best AAA disposable batteries. So you can avoid the worst.