New Hampshire home charging cost for the 2026 BMW i7 eDrive50 Sedan (21 inch Wheels)

A 2026 BMW i7 eDrive50 Sedan (21 inch Wheels) draws 38.9 kWh per 100 miles per the EPA; at New Hampshire's 26.83¢/kWh residential rate that's $10.45 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Charging at home is cheaper than gas here: 34.8% 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 i7 eDrive50 Sedan (21 inch Wheels) costs roughly $1,568 a year to charge at home in New Hampshire, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $835 a year.

What one full charge costs

Covering the 2026 BMW i7 eDrive50 Sedan (21 inch Wheels)'s EPA-rated 307-mile range takes about 119.6 kWh, which costs about $32.08 at New Hampshire'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 17,838 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 Hampshire alone ranks 43 of 51 states for electricity price.

Before you install a home charger in New Hampshire

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 Hampshire 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. New Hampshire's 26.83¢/kWh rate ranks 43 of 51 states; the state rate guide lays out the full spread.