Does your smartphone use more energy than a refrigerator? A recent report by the Digital Power Group claimed that an average iPhone uses more juice for battery charging, data use, and wireless connectivity than a medium-sized, ENERGY STAR refrigerator.
But an iPhone’s power requirements vary dramatically depending on how it’s used for video, gaming, and other apps. And estimates for just how much data the average owner uses a month also vary widely, so the controversial study has drawn critics who claim that the comparison is greatly overstated. (See quiz: “What You Don’t Know About Electricity.”)
Whether your mobile phone’s power use rivals your fridge or not, the chances are good that hidden energy hogs in your home are burning more power and money than that refrigerator—sometimes much more. Here are half a dozen surprisingly power-hungry devices that may be feeding your electric bill. Read on National Geographic >