4621 watt hours equals 3,976 calories.
Convert 4621 watt hours into joules, kilojoules, megajoules, newton meters, foot pounds, kilowatt hours, megawatt hours, mega electrons, etc...
Convert 3977 calories into joules, kilojoules, megajoules, newton meters, foot pounds, kilowatt hours, megawatt hours, mega electrons, etc...