Charging a 2026 BMW iX xDrive45 (22 inch Wheels) at home in Tennessee

At Tennessee's residential electricity rate of 13.9¢/kWh, a 2026 BMW iX xDrive45 (22 inch Wheels) (rated 40.3 kWh per 100 miles by the EPA) costs $5.6 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 65.1% cheaper per mile than gasoline in Tennessee — charging at home costs a fraction of what gas would here.

2026 BMW iX xDrive45 (22 inch Wheels): yearly cost in Tennessee

Tennessee owners putting 15,000 annual miles on a 2026 BMW iX xDrive45 (22 inch Wheels) spend about $840 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,563 saved annually, at this mileage.

Cost of a full charge

At Tennessee's rate, fully covering this 2026 BMW iX xDrive45 (22 inch Wheels)'s 279-mile EPA range costs about $15.62 (112.3 kWh) — the energy the EPA test actually used, not the battery's rated size.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 BMW iX xDrive45 (22 inch Wheels) in Tennessee ranks 7,422 for cost savings versus gas — 1 being the best deal nationally. Separately, the BMW iX xDrive45 (22 inch Wheels) ranks 273 of 400 EV models for raw efficiency, and Tennessee ranks 13 of 51 for cheapest residential electricity.

Before you install a home charger in Tennessee

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 Tennessee 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 13.9¢/kWh, Tennessee sits in the middle of the national range — the guide to why charging cost varies by state shows where.