The battery size and charging speed situation with Apple's iPhones and Samsung's Galaxies is rather dismal. Samsung has been topping out at 5,000 mAh for years in a row, even for its giant 6.8-inch ...
If you're looking for a device that can last for days on end, we've compiled a list of some of the best battery champs available. You can easily rely on these phones as they won’t die on you ...