For conventional vehicles, miles per gallon (mpg) is the gold standard for measuring fuel efficiency. This figure tells us how far a car can travel on a single gallon of gasoline and allows us to make ...

If you're considering buying an electric vehicle (EV), there are two critical units of measurement that you'll need to know: kW (kilowatt) and kWh (kilowatt-hour). Understanding these two related ...

When people use and charge electric cars, they will talk about the wattage of a charger, and how many kWh they put or can put in a battery. They also talk about miles of range and percentage “State of ...

In the United States, we measure fuel economy in terms of miles per gallon, or mpg. And the units are straight forward: it's a representation of how far you can drive in miles on a single gallon of ...

While driving Volvo’s XC40 Recharge and MG Motor’s ZS EV recently—both are electric cars—a constantly changing figure on the trip computer caught my attention. It was km/kWh and kWh per 100 km. Having ...