Energizer Ultimate Lithium AA review
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Energizer Ultimate Lithium AA disposable batteries are the world’s longest-lasting batteries for high-tech devices… at least that’s what the manufacturer claims. Do these AA lithium batteries live up to Energizer’s boasts in our labs tests? Read our report to find out.
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- 64%Average score
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How to buy the best batteries
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.
Best AA batteries
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.