What it costs to charge a 2026 BMW i7 xDrive60 Sedan (21 inch Wheels) in South Carolina

A 2026 BMW i7 xDrive60 Sedan (21 inch Wheels) draws 38.8 kWh per 100 miles per the EPA; at South Carolina's 16.04¢/kWh residential rate that's $6.22 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 61.2% cheaper per mile than gasoline in South Carolina — charging at home is much cheaper than gas here.

2026 BMW i7 xDrive60 Sedan (21 inch Wheels): yearly cost in South Carolina

Home charging this 2026 BMW i7 xDrive60 Sedan (21 inch Wheels) in South Carolina runs about $933 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,470 saved annually, at this mileage.

What one full charge costs

$19.15 — that's what South Carolina's 16.04¢/kWh rate puts on the 119.4 kWh a 2026 BMW i7 xDrive60 Sedan (21 inch Wheels) needs for its full 308-mile EPA range.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 BMW i7 xDrive60 Sedan (21 inch Wheels) in South Carolina ranks 10,417 for cost savings versus gas — 1 being the best deal nationally. Separately, the BMW i7 xDrive60 Sedan (21 inch Wheels) ranks 232 of 400 EV models for raw efficiency, and South Carolina ranks 27 of 51 for cheapest residential electricity.

Next step: home charger installation

Everything above is the per-mile and per-year cost once a home charger exists — getting one installed is a separate electrical job whose price depends on your panel and wiring, not the state average used here.

Ask a licensed South Carolina electrician to quote the install before this math becomes a real decision.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2026 BMW i7 xDrive60 Sedan (21 inch Wheels)'s cost in South Carolina. South Carolina's 16.04¢/kWh rate ranks 27 of 51 states; the state rate guide lays out the full spread.