The power for electric mowers is measured in watts, volts or amps, while gas mower power is measured in terms of horsepower. To determine equivalent horsepower for an electric mower, multiply the model's volts by amps to find wattage. Then divide wattage by 746 to find horsepower.
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Based in Ohio, Deborah Waltenburg has been writing online since 2004, focusing on personal finance, personal and commercial insurance, travel and tourism, home improvement and gardening. Her work has appeared on numerous blogs, industry websites and media websites, including "USA Today."