Recommended products
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Battery size
We've included both AA and AAA battery sizes in this test.
Measured capacity (mAh)
Average discharge time (hrs)
How long the battery takes to discharge in use over time.
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Low self-discharge ready to use
Consistency score
How well a battery retains its initial capacity. For example, a 2500mAh battery should still have close to that capacity after 200 recharges. A low score means the battery loses a lot of capacity over multiple recharges.
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Self discharge score
Rechargeable batteries tend to lose some charge when left unused, but a good battery will lose only a little. The higher the score, the lower the self-discharge.
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Shop Ethical
Shop Ethical rates the environmental and social impact of the company (not the product) using independent sources. This rating is not included in our total score. N/A means there is no rating for that company.
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Included in this review
- Overall score
- Recommended
- Shop Ethical
- Voltage measured
- Endurance score
- Consistency score
- Self discharge score
- Capacity score
- Average discharge time (hrs)
- Time to charge
- Price
- Price per battery
- Battery size
- Voltage claim
- Measured capacity (mAh)
- Claimed capacity (mAh)
- Low self discharge ready to use