What's the difference between the two? What makes Wh better than mAh? How do you convert from one to the other? Let's explore. mAh and Wh express battery capacity. If a battery has a capacity of 5 ...

Battery capacity is measured in either Milliamp Hours (mAh) or Watt Hours (Wh). Milliamp hours are a measure of electrical charge, while a watt-hour is equal to one watt of energy consumed for one ...