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What are the best rechargeable AAA batteries?

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Panasonic Eneloop vs AmazonBasics AAA Rechargeable Batteries vs Panasonic Eneloop Pro

Specs

Capacity

800mAh

Temperature rating

-4 Fahrenheit

Chemistry

LSD Ni-MH

Storage life

70% charge up to 10 years

Cycles

2100

Capacity

800 mAh

Temperature rating

-4 Fahrenheit

Chemistry

LSD Ni-MH

Storage life

80% charge up to one year

Cycles

1000

Capacity

950mAh

Temperature rating

-4 Fahrenheit

Chemistry

LSD Ni-MH

Storage life

85% charge up to one year

Cycles

up to 500 times

Pros + Cons

Pro
 Proven quality

Lots of users say that the batteries only start to get bad after 5 or more years of constant usage proving that the stated 2100 cycles are more or less accurate. When the battery finally dies, users stay loyal to the brand and buy the Eneloop series again, because of the proven quality.
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Pro
 Hold more power than stated

Although the stated capacity is 750 mAh they actually hold up to 800mAh.
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Con
 Possibility to buy fake ones

Due to the popularity of the Eneloop batteries it is possible to buy fake ones if you shop for them in less known websites and in eBay.
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Pro
 Pre-charged using green energy

All the batteries are charged in the factory with solar power so the process is environmentally friendly.
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Pro
 Long storage life

The batteries loose the charge slower compared to other brands. Expect around 10-15% loss per year while other brands can loose 20-50$ per year.
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Con
 Can have little or no charge when bought

Although Panasonic states that all the batteries are pre-charged a small percentage of users noted that the batteries were almost or completely empty when bought.
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Pro
 Cheap

These batteries are considerably cheaper than other major competitors but performance wise are on the same level or only slightly worse.
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Pro
 Easy to open packaging

Most batteries come in plastic containers that you have to rip or cut open, but these ones come in a reusable cardboard box.
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Con
 Doesn’t hold charge long

When stored, these batteries tend to lose charge quicker compared to alternatives. Expect about 20-30% loss per year.
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Pro
 Pre-charged

When delivered, they are already pre-charged up to about 70% so you don’t have to wit very long to fully charge them.
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Con
 Shorter lifespan

While most non high-capacity rechargeable batteries have 1500 or 2000 charge cycles this one is rated for 1000 cycles. Still, that is more than plenty for the majority.
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Pro
 One of the highest capacity AAA batteries available

Rated at 950 mAh these are one of the highest capacity AAA batteries available in today’s market. That translates in about 10-20% longer runtime compared to regular AAA rechargeable batteries. That can be critical for cameras or camera flash units.
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Con
 Expensive

You pat almost twice as much for a 20% improvement and less charging cycles, so you have to consider if it’s worth it.
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Pro
 Reduced environmental footprint

The batteries are pre-charged at the factory using solar energy.
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Pro
 Discharges slowly

When charged, the batteries will maintain the charge in them longer than competitors so you can leave them on the shelf for a couple of years and they will still be working.
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Con
 Less recharge cycles

The batteries have only 500 recharge cycles – only half of what the majority of batteries offer.
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Con
 Possibility to buy fake ones

Make sure to buy these batteries from large and trusted retailers as there are lot of fakes around, especially in eBay and Chinese websites.
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