Duracell Rechargeable AA 2500mAh REview: Excessive capability


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Comparatively nicely priced, the Duracell Rechargeable AA 2500mAh are a terrific selection in the event you’re in search of high-capacity batteries. In my assessments, they at all times delivered extra energy than the rated capability. With as much as 400 recharges, these are a terrific selection for anybody that wants lots of energy.


  • Good worth
  • Excessive capability
  • Retains cost nicely


  • You will get similar-priced batteries with extra recharge cycles

  • SortThese are NiMH rechargeable AA batteries

  • CyclesYou’ll be able to recharge these batteries as much as 400 occasions


Maybe higher identified for its disposable batteries, the Duracell Rechargeable AA 2500mAh batteries present that the corporate may also flip its hand to rechargeables. Properly priced and providing a good variety of recharge cycles for entry-level batteries, these are a terrific selection in the event you want energy and comfort.

Duracell Rechargeable AA 2500mAh one battery lying down

Design and Prices

  • Lengthy-lasting cost
  • First rate variety of recharge cycles

With regards to customary NiMH rechargeable batteries, there are three issues that you want to take into account: the entire variety of cost cycles, their capability, and the way lengthy they keep charged for. The Duracell Rechargeable AA 2500mAh performs nicely on all fronts, beginning with a excessive total capability of 2500mAh. 

These are low self-discharge batteries, which implies that they’ll hold as much as 80% of their cost over 12 months. This makes these items appropriate for charging and leaving in a drawer, and even for lower-drain use in gadgets similar to distant controls and clocks.

Duracell says that these batteries can final for 400 recharges. Given the value and that these are customary rechargeable batteries, that’s a good quantity. To match, the GP ReCyko Cost 10 batteries solely final 250 cycles when fast-charged, though they’ll final for 700 cycles if slow-charged.


  • Excessive-capacity batteries
  • Constant efficiency

To check the batteries, I used an Ansmann Vitality XC3000 battery tester. First, I measured the beginning voltage, which needs to be a minimum of 1.2V for NiMH batteries. The Duracell Rechargeable AA 2500mAh measured in at 1.29V, which is an effective start line. Voltage drops because the batteries are emptied of cost, though the voltage drop is decrease for rechargeable batteries than alkaline non-rechargeable items.

Subsequent, I measured the capability of the batteries utilizing a high-drain check (600mA +/-20%, with a cut-off voltage of 0.94V). Initially, the cost was 2795mAh, which is an effective deal increased than the rated capability of the batteries.

I then charged and discharged the batteries 50 occasions, taking measurements each 10 cycles. As you possibly can see from the graph, the batteries held up nicely, with little variance between the beginning and ending expenses.

The examined capability was increased than the rated capability each time, exhibiting the standard of the Duracell Rechargeable AA 2500mAh. That makes them appropriate for high-drain use, in objects similar to highly effective torches and distant management youngsters toys.

Newest offers

Duracell sells these batteries in packs of 4, eight, 12 or 16, though the value per battery is analogous throughout pack sizes. For ease, I’ve listed the hyperlink for 4 batteries.

Do you have to purchase it?

If you’d like high-capacity rechargeable batteries, however don’t need to should pay a fortune, the Duracell are a terrific selection.

If longevity – when it comes to cost cycles – is vital, then search for a distinct set that may be recharged extra occasions.

Ultimate Ideas

The GP ReCyko Cost 10 batteries final for extra charging cycles when slow-charged, plus in the event you purchase the fast-charger, you possibly can have them able to go in 10 minutes. Nevertheless, their capability is decrease. For those who want extra highly effective batteries that maintain extra cost, then the Duracell Rechargeable AA 2500mAh are a terrific selection.

How we check

In contrast to different websites, we check each rechargeable battery we overview totally over an prolonged time frame. We use customary assessments to match options correctly. We’ll at all times inform you what we discover. We by no means, ever, settle for cash to overview a product.

Discover out extra about how we check in our ethics coverage.

We use an Ansmann Vitality XC 3000 to empty batteries, in order that we are able to check capability in mAh. After the primary run, we cost and discharge 50 occasions, measuring the capability each ten runs.

We measure the preliminary voltage of the batteries, checking that the beginning voltage is a minimum of 1.2V.

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