Library / Everyday objects & toys
AA battery
A kind of battery · also called double-A battery, penlight battery, Mignon battery, R6 battery
About
The AA battery is a compact cylindrical power cell that stands just under two inches tall.
In standard consumer battery sizing, the AA sits between the slimmer AAA cell and the much wider C cell. While all standard AA batteries share identical outer dimensions to fit universal electronics compartments, their weight can vary slightly based on internal chemistry, with lithium cells being noticeably lighter than alkaline versions. Despite its small handheld frame, a single AA cell delivers steady power to millions of household remotes, toys, and clocks worldwide.
From Wikipedia
The AA battery is a standard-size of cylindrical dry battery. They are one of the most common types of interchangeable batteries in portable electronic devices.
Read more on Wikipedia →Text from Wikipedia’s “AA battery” article, CC BY-SA 4.0.
Every comparison with an AA battery
3 on the site
Questions people ask
- How big is an AA battery?
- An AA battery measures about 1.99 inches (50.5 mm) tall and 0.57 inches (14.5 mm) in diameter, weighing around 0.81 ounces (23 g). That makes it about as long as a standard matchstick and roughly the thickness of an adult thumb.
Weight
0.811 oz (23 g)
- Length
- 0.571 in (1.45 cm)
- Height
- 1.99 in (5.05 cm)
Quick answer
An AA battery measures about 1.99 inches (50.5 mm) tall and 0.57 inches (14.5 mm) in diameter, weighing around 0.81 ounces (23 g). That makes it about as long as a standard matchstick and roughly the thickness of an adult thumb.
Typical figures, the same ones every comparison on the site uses; real ones vary.
More like an AA battery
Compare it
Next to anything: a person, a car, another battery.