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EPA-based vehicle estimate

2026 Tesla Model 3 Standard RWD Charging Cost Calculator

Calculate home charging cost from your monthly mileage and electricity rate, starting with this configuration's EPA combined efficiency.

Your EV and driving

Choose a vehicle, then adjust the values you know.

EPA combined efficiency4.11 mi/kWh24.3 kWh/100 mi for the selected configuration
Gas comparison assumptions
Your estimate

$48.61 per month

EV_COST_V1.1
Annual charging cost$583.28
Cost per mile$0.05/mi
Energy from the wall270 kWh/mo
Full charge at home$15.60
Estimated annual savings vs. gas$1,096.72

Estimate excludes charging network fees, taxes, and fixed utility charges.

EV vs. gas

12,000 miles per year with your assumptions.

Home EV charging$583.28/yr
Gas vehicle (25 MPG)$1,680.00/yr
Result explanation

At 4.11 miles per kWh, your EV stores about 243 kWh for 1,000 miles. Accounting for 90% charging efficiency, it draws 270 kWh from the wall.

At $0.18 per kWh, that is $48.61 per month. The gas comparison uses 25 MPG and $3.50 per gallon.

Vehicle data

Figures used for the 2026 Tesla Model 3 Standard RWD

EPA combined use24.3 kWh/100 mi
Calculated efficiency4.11 mi/kWh
EPA range321 miles
Estimated battery78 kWh

At the default assumptions, the vehicle draws about 270 kWh from the wall each month and costs $583.28 per year. Edit the calculator above to get results for your mileage and electricity rate.

Source: EPA / U.S. DOE FuelEconomy.gov vehicle 50251. Data checked 2026-11-01.

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Driving another EV? Use the general EV charging cost calculator with your own efficiency.