What it costs to charge a 2027 BMW i5 xDrive40 Sedan (21 inch Wheels) in South Carolina
At South Carolina's residential electricity rate of 16.04¢/kWh, a 2027 BMW i5 xDrive40 Sedan (21 inch Wheels) (rated 36.5 kWh per 100 miles by the EPA) costs $5.85 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. That works out to 63.5% cheaper per mile than gasoline in South Carolina — charging at home is much cheaper than gas here.
Annual cost, at 15 thousands miles a year
Home charging this 2027 BMW i5 xDrive40 Sedan (21 inch Wheels) in South Carolina runs about $878 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,525 saved annually, at this mileage.
Filling up the 2027 BMW i5 xDrive40 Sedan (21 inch Wheels), in dollars
$15.34 — that's what South Carolina's 16.04¢/kWh rate puts on the 95.6 kWh a 2027 BMW i5 xDrive40 Sedan (21 inch Wheels) needs for its full 262-mile EPA range.
How this compares nationally
Among all 20,400 state-and-model combinations this site tracks, charging a 2027 BMW i5 xDrive40 Sedan (21 inch Wheels) in South Carolina ranks 8,712 for cost savings versus gas — 1 being the best deal nationally. Separately, the BMW i5 xDrive40 Sedan (21 inch Wheels) ranks 176 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
The methodology guide names the exact EIA and EPA tables behind this page's numbers. At 16.04¢/kWh, South Carolina sits in the middle of the national range — the guide to why charging cost varies by state shows where.