Answer (1 of 4): First off, AAA batteries are indeed smaller than AA batteries. This size difference is simply a matter of design and intended use. AAA batteries, being more compact, are perfect for devices that require a smaller, lighter battery, like TV remotes or small flashlights. On the othe
Why AAA batteries are smaller and have a longer name compared to
SHOWDOWN: Best AA Battery – the Results Will Shock You!
AA vs AAA Battery: The Difference Between AA And AAA Batteries
Why do we use 3 AAA instead of 1 or 2 AA batteries? Is there a
Which would have more capacity between a coin cell battery or two
The Different Types of AAA Batteries
Do AA batteries last longer than PP3 batteries? - Quora
The Best Rechargeable Battery Charger (for AA and AAA Batteries)
A Guide to D Batteries and Rechargeable D Batteries
Are there any alternatives to AA batteries, but more powerful