What type of battery should I buy?

Shop around for AA and AAA batteries and the main types you’ll find are alkaline and lithium disposable batteries. Lithium batteries last a lot longer in more energy intensive devices. We've found that they can give you 2-3 hours more power than an alkaline battery. But they're also much more expensive.

Which battery brand is best?

So for example, Lion is the best lowest cost brand, Exide the best mid-range brand, and Varta and Bosch are the best higher cost brand. We reckon if you choose a battery from one of these companies you have the best chance of the battery lasting longer and giving you less hassle.

Which car battery is best?

Even though they’re more expensive, AGM batteries offer the best balance of performance, life, and price compared to standard and lithium car batteries. Lithium car batteries are lightweight, have a high energy density, and can deliver a consistent voltage throughout their discharge cycle.

Are best buy batteries any good?

Typically, the Best Buys are also some of the priciest batteries. However, you can save money by opting for high scoring own-brand batteries, where a pack of eight is just a fraction of the price of other Best Buys. Log in to reveal our pick of the best batteries in our tests. Not a member? Join Which? today. Last updated June 2024.

What are the best car battery brands UK?

So, we’ve told you the best car battery brands UK, for 2024. These are the brands we’ve chosen to recommend – each brand is the best for their particular price/quality category. So for example, Lion is the best lowest cost brand, Exide the best mid-range brand, and Varta and Bosch are the best higher cost brand.

Which AA batteries are best?

We’ve compared Energizer, Duracell and Panasonic batteries with supermarket own-brand batteries, such as Aldi, Morrisons, Lidl and Sainsbury's, to find the very best. Put a set of one of our Best Buy AA disposable batteries in your most power-hungry devices, such as a camera or torch, and they will last over three hours longer than the worst.