How Much Energy Does A Phone Use. The most recent data put out by a ATKearney for mobile industry association GSMA p. Now with respect to cell phone charger wattage your cell phone charger uses about 20 kilowatt hours of energy but only if its plugged in.
A 2012 study at the Lawrence Berkeley National Laboratory found that an idle charger drew 026 watts on average. We see that global energy consumption has increased nearly every year for more than half a century. It is true that there are fringe cases.
It could take 15 years to earn back the cost of a 20 standby saver 9.
Researchers are sounding the alarm after an analysis showed that buying a new smartphone consumes as much energy as using an existing phone for an entire decade. This means that in turn they usually use less energy than a PC. By way of example if you have a fridge with a top freezer from the 1980s with a capacity of 190-214 cubic feet its likely to use around 2000 kWH per year. Standby savers themselves use a small amount of electricity about 86p worth per year.
