2026 Tesla Model 3 Performance AWD: home charging cost in South Carolina

At South Carolina's residential electricity rate of 16.04¢/kWh, a 2026 Tesla Model 3 Performance AWD (rated 30.2 kWh per 100 miles by the EPA) costs $4.85 to drive 100 miles on home charging, against $16.02 for the same distance in a car averaging 25.5 mpg on gasoline at $4.085/gallon. Charging at home costs a fraction of what gas would here: 69.7% less than gas per mile, here specifically.

2026 Tesla Model 3 Performance AWD: yearly cost in South Carolina

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 Tesla Model 3 Performance AWD charged at home in South Carolina costs about $728/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,675 a year.

What one full charge costs

A 2026 Tesla Model 3 Performance AWD needs roughly 95 kWh to reach its EPA-rated 314-mile range, which runs about $15.23 at 16.04¢/kWh in South Carolina.

Where this ranks

This combination ranks 3,857 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Tesla Model 3 Performance AWD alone ranks 63 of 400 models for efficiency; South Carolina alone ranks 27 of 51 states for electricity price.

Next step: home charger installation

The numbers above assume Level 2 home charging is already in place — the electrical work behind that is a real, separate cost that varies by panel, wiring, and local labor rates, not something this page's per-mile math includes.

Get quotes from local electricians for Level 2 charger installation in South Carolina before deciding.

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Curious how South Carolina's 16.04¢/kWh compares? The guide to charging cost by state ranks every state side by side.