2027 BMW i5 xDrive40 Sedan (21 inch Wheels): home charging cost in Tennessee

At Tennessee's residential electricity rate of 13.9¢/kWh, a 2027 BMW i5 xDrive40 Sedan (21 inch Wheels) (rated 36.5 kWh per 100 miles by the EPA) costs $5.07 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: 68.3% less than gas per mile, here specifically.

Annual cost, at 15 thousands miles a year

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2027 BMW i5 xDrive40 Sedan (21 inch Wheels) charged at home in Tennessee costs about $761/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,642 a year.

Filling up the 2027 BMW i5 xDrive40 Sedan (21 inch Wheels), in dollars

A 2027 BMW i5 xDrive40 Sedan (21 inch Wheels) needs roughly 95.6 kWh to reach its EPA-rated 262-mile range, which runs about $13.29 at 13.9¢/kWh in Tennessee.

Where this ranks

This combination ranks 4,925 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The BMW i5 xDrive40 Sedan (21 inch Wheels) alone ranks 176 of 400 models for efficiency; Tennessee alone ranks 13 of 51 states for electricity price.

Getting set up to charge a 2027 BMW i5 xDrive40 Sedan (21 inch Wheels) at home

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 Tennessee before deciding.

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Curious how Tennessee's 13.9¢/kWh compares? The guide to charging cost by state ranks every state side by side.