How Much Power Does A Cell Phone Use. Legacy Sonim consumes 700 mW average. Today that figure is more like 33 2.
Legacy Sonim consumes 700 mW average. However the good news is that amount is actually negligible about 1 kilowatt hour per year. Thats 16Wh per day.
Cell Phones use approximately 2 to 6 watts when charging while a charger left plugged in without a phone will consume 01 to 05 of a watt.
The above assumes you are using the phone for cellular traffic ie. If you are far away it is more up to the maximum. The battery in my cell phone is 37 volts at 2100 milliamp-hr 21 amp-hrs. The answer from Robert Love too does not drill down so far as.
