How does the Galaxy S7 Edge's battery life compare to the smaller Galaxy S7, and rest of the competition? Find out in this S7 vs S7 Edge battery showdown!

How quickly they do this is mostly down to the type of rechargeable AA battery you're ... charging to 100% or leaving the batteries in their charger will actually shorten the life of a battery.

Consumer Reports tested 15 different AA batteries to see which last longest. 24/7 Live Chicago & Suburban Cook Co. North Suburbs West Suburbs South Suburbs NW Indiana Welcome, Mickey ...

To determine which battery brand offers the best value for South Africans, we tested equivalently-priced options from Duracell and Energizer. Duracell vs Energizer – The longest-lasting AA ...

We've tested and reviewed products since 1936. Read CR's review of the EcoAlkalines AA Alkaline battery to find out if it's worth it.