Idaho home charging cost for the 2027 BMW i7 xDrive60 Sedan (21 inch Summer Tires)

At Idaho's residential electricity rate of 12.8¢/kWh, a 2027 BMW i7 xDrive60 Sedan (21 inch Summer Tires) (rated 38.3 kWh per 100 miles by the EPA) costs $4.9 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: 69.4% less than gas per mile, here specifically.

2027 BMW i7 xDrive60 Sedan (21 inch Summer Tires): yearly cost in Idaho

At fueleconomy.gov's default of 15,000 annual miles, the 2027 BMW i7 xDrive60 Sedan (21 inch Summer Tires) costs roughly $735 a year to charge at home in Idaho, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,668 a year.

What one full charge costs

Covering the 2027 BMW i7 xDrive60 Sedan (21 inch Summer Tires)'s EPA-rated 348-mile range takes about 133.2 kWh, which costs about $17.06 at Idaho's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

Where this ranks

This combination ranks 4,048 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The BMW i7 xDrive60 Sedan (21 inch Summer Tires) alone ranks 221 of 400 models for efficiency; Idaho alone ranks 3 of 51 states for electricity price.

Getting set up to charge a 2027 BMW i7 xDrive60 Sedan (21 inch Summer Tires) 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.

Line up a few Idaho 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 2027 BMW i7 xDrive60 Sedan (21 inch Summer Tires)'s cost in Idaho. Idaho is one of the cheapest states for home electricity — the guide to why the cost varies so much by state covers what drives that.