Electric vehicles calculators

Choose a tool, enter your numbers, and follow the calculation.

Estimate charging-session cost and energy drawn from the wall, including charging losses.

Estimate EV charging time from battery capacity, charge range, and average charging power.

Compare yearly electricity and gasoline spending for the same driving distance.

Estimate EV driving range from usable battery capacity, current charge, chosen reserve and battery-side consumption. See miles and kilometers.

Calculate EV charging efficiency and the energy difference between a wall meter and battery energy gained over the same charging session.

How to read an EV charging curve: peak versus average power, graph axes and matching energy measurements.