Tennessee home charging cost for the 2026 BMW iX M70 (22 inch Wheels)

At Tennessee's residential electricity rate of 13.9¢/kWh, a 2026 BMW iX M70 (22 inch Wheels) (rated 44.5 kWh per 100 miles by the EPA) costs $6.18 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 is much cheaper than gas here: 61.4% less than gas per mile, here specifically.

What a year of driving costs

At fueleconomy.gov's default of 15,000 annual miles, the 2026 BMW iX M70 (22 inch Wheels) costs roughly $927 a year to charge at home in Tennessee, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,476 a year.

Cost of a full charge

Covering the 2026 BMW iX M70 (22 inch Wheels)'s EPA-rated 284-mile range takes about 126.3 kWh, which costs about $17.56 at Tennessee's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

How this compares nationally

This combination ranks 10,306 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The BMW iX M70 (22 inch Wheels) alone ranks 353 of 400 models for efficiency; Tennessee alone ranks 13 of 51 states for electricity price.

Before you install a home charger in Tennessee

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.

Line up a few Tennessee electrician quotes for Level 2 install before you commit either way.

Where these figures come from

See the methodology guide for exactly which EIA and EPA figures feed 2026 BMW iX M70 (22 inch Wheels)'s cost in Tennessee. At 13.9¢/kWh, Tennessee sits in the middle of the national range — the guide to why charging cost varies by state shows where.