AA batteries are able to hold over 2000mAh, whereas AAA batteries can only hold around half at about 1150mAh or so. You may have figured by now that the size of a battery directly correlates to its power capacity, and this is indeed true for both AA and AAA batteries. This will power the device just like an AA battery would. For example, if you have an empty AA battery slot, you can use an AAA battery instead and add a bit of tin foil, placing it in-between the empty space. This means that you can do some pretty special stuff with AAA batteries. This means that while AAA batteries can fit inside AA battery slots, it doesn’t work the other way around. It may not be apparent to some at first, as they’re almost the same in terms of length, but AA batteries are slightly thicker and wider than AAA batteries. The main difference between AAA batteries and their AA counterpart is size. Here’s a breakdown of the differences between AA and AAA batteries. What’s The Difference Between AAA Batteries And AA Batteries?ĪA batteries and AAA batteries are pretty similar, and in fact, many people often confuse one for the other. AAA batteries are an ideal combination of compactness and power, delivering a voltage identical to that of an AA battery at a much smaller size.

What’s The Purpose Of AAA Batteries?ĪAA batteries are one of the most popular battery types used in devices today and for good reason. We’ll be going over what you need to know about AAA batteries and how they work with your devices. Finding The Best AAA Batteries: A Buying Guide

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