iPhone 5 estimated to cost 41 cents per year to charge
A new estimate claims Apple’s latest iPhone costs 41 cents a year to keep charged, less than a third of its sibling, the iPad.
The metric, put out this week by energy analytics company Opower, is based on the assumption that iPhone owners will recharge their device once a day for the entire year:
Phone 5: consumed 9.5 watt-hours to charge, taking 1 hour and 50 minutes. Maximum wattage was 6.3 watts, with an average of approximately 5.0 W. Multiplying 0.0095 kWh/day by 365 days = 3.47 kWh per year. Annual charging cost is projected to be $0.41/year.
To recap: the iPhone 5 is rated for 8…