2026 BMW i7 eDrive50 Sedan (19 inch Wheels): home charging cost in District of Columbia
At District of Columbia's residential electricity rate of 24.54¢/kWh, a 2026 BMW i7 eDrive50 Sedan (19 inch Wheels) (rated 38.2 kWh per 100 miles by the EPA) costs $9.37 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: 41.5% less than gas per mile, here specifically.
2026 BMW i7 eDrive50 Sedan (19 inch Wheels): yearly cost in District of Columbia
Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 BMW i7 eDrive50 Sedan (19 inch Wheels) charged at home in District of Columbia costs about $1,406/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $997 a year.
Filling up the 2026 BMW i7 eDrive50 Sedan (19 inch Wheels), in dollars
A 2026 BMW i7 eDrive50 Sedan (19 inch Wheels) needs roughly 119.9 kWh to reach its EPA-rated 314-mile range, which runs about $29.43 at 24.54¢/kWh in District of Columbia.
Where this ranks
This combination ranks 16,804 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The BMW i7 eDrive50 Sedan (19 inch Wheels) alone ranks 220 of 400 models for efficiency; District of Columbia alone ranks 42 of 51 states for electricity price.
Before you install a home charger in District of Columbia
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 District of Columbia 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 24.54¢/kWh, District of Columbia sits in the middle of the national range — the guide to why charging cost varies by state shows where.