Theres no doubt that smartphones are fantastic in many ways but battery life is not one of them, it is a universal problem. This has lead to a number of 3rd party manufacturers offering “extended capacity” batteries for many smartphones, generally offering 30-50% extra capacity from a battery the same physical size.

There is a lot of controversy surrounding these batteries with many saying that the OEM batteries are as energy dense as possible, if you want more capacity you have to buy a battery that is physically larger. In other words, just because your new battery claims to have an extra 500mAh doesnt mean that it does…
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