What are the different battery sizes and types?

Written by: Jon Duffy

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Time to read 1 min

We’ve all been there – trying to work out what size battery we need to get our favourite gadgets up and running again. But if you’re baffled by batteries and stumped by sizes, we’ve put together a handy guide to battery sizes to help you find what you’re looking for at Maplin!

AA Batteries at Maplin

AA Batteries

Also known as 'double A' batteries, these are one of the most common battery sizes. Regularly found in everything from clocks to cordless phones to children's toys.

Shop Single Use AA Batteries

Shop Rechargeable AA Batteries


AAA Batteries at Maplin

AAA Batteries

Also known as 'triple A' batteries, these are also commonly found in household devices such as remote controls or kitchen timers. They are smaller in size than AA batteries.

Shop Single Use AAA Batteries

Shop Rechargeable AAA Batteries


C Batteries at Maplin

C Batteries

Heavy-duty batteries which are commonly used for toys or portable radios.

Shop Single Use C Batteries

Shop Rechargeable C Batteries


D Batteries at Maplin

D Batteries

These are mostly used in devices that need power over an extended period of time, such as flashlights.

Shop Single Use D Batteries

Shop Rechargeable D Batteries


9V Batteries at Maplin

9V Batteries

You can easily identify 9V batteries by their rectangular shape. They are durable and deliver a lot of power, making them ideal for smoke alarms, portable electronics and many other devices.

Shop Single Use 9V Batteries

Shop Rechargeable 9V Batteries


Coin Cell Batteries

These compact round batteries are commonly used in things such as watches and calculators, delivering lost-lasting, reliable power. There are different coin cell battery sizes available.

Shop Coin Cell Batteries


LiFePO4 Batteries


Also known as Lithium Iron Phosphate batteries or LFP batteries, these tend to be used for golf carts and trolleys, RVs and electric motorcycles. They have a longer lifespan than lead acid batteries, as well as offering a more efficient charging performance.

Shop LiFePO4 Batteries


Camera Batteries

When it comes to camera battery sizes and types, it’s important to know the model of camera you want to use it with. Check this first, as many camera batteries call out the specific models they can work with!

Shop Camera Batteries

About the author

Jon Duffy is a Digital Merchandiser at Maplin.

An avid gamer from a young age, Jon has dabbled in gaming journalism and dedicates much of his spare time to this hobby. He also has an interest in music, playing bass guitar in a rock covers band.

Having previously worked as a copywriter with another electronics retailer, he was eager to join Maplin with their new online venture. In addition to writing blogs, Jon also works on many of the website's landing pages and adding new tech to the range.