EV Charging Cost Calculator
Calculate how much it costs to charge your EV from any state of charge β at home or at a public DC fast charging station.
π EV Charging Cost Calculator
Results
Energy Needed45.0 kWh
Cost at Home6.75
Cost at DC Fast18.00
π‘ How to Calculate EV Charging Cost
EV charging cost = kWh needed Γ electricity rate. The kWh needed = battery capacity Γ (target % β current %) Γ· 100. For example, charging a 75 kWh battery from 20% to 80% requires 75 Γ 0.60 = 45 kWh.
Home charging is significantly cheaper than public fast charging. Enter your local home electricity rate and DC fast charging rate for accurate comparison. In most regions, home charging costs 2β3Γ less than public fast chargers.
Charging a 75 kWh battery from 20% to 80% (45 kWh needed): at home rate of 0.15/kWh costs 6.75. At DC fast rate of 0.40/kWh costs 18.00. Home charging saves over 11 per session.