2026 BMW i7 eDrive50 Sedan (21 inch Wheels): home charging cost in New Mexico

At New Mexico's residential electricity rate of 14.82¢/kWh, a 2026 BMW i7 eDrive50 Sedan (21 inch Wheels) (rated 38.9 kWh per 100 miles by the EPA) costs $5.77 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: 64% 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 2026 BMW i7 eDrive50 Sedan (21 inch Wheels) charged at home in New Mexico costs about $866/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,537 a year.

What one full charge costs

A 2026 BMW i7 eDrive50 Sedan (21 inch Wheels) needs roughly 119.6 kWh to reach its EPA-rated 307-mile range, which runs about $17.72 at 14.82¢/kWh in New Mexico.

How this compares nationally

This combination ranks 8,322 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The BMW i7 eDrive50 Sedan (21 inch Wheels) alone ranks 236 of 400 models for efficiency; New Mexico alone ranks 17 of 51 states for electricity price.

Getting set up to charge a 2026 BMW i7 eDrive50 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.

Ask a licensed New Mexico electrician to quote the install before this math becomes a real decision.

Where these figures come from

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. At 14.82¢/kWh, New Mexico sits in the middle of the national range — the guide to why charging cost varies by state shows where.