Charging a 2026 BMW i7 xDrive60 Sedan (20 inch Wheels) at home in Maryland
At Maryland's residential electricity rate of 21.27¢/kWh, a 2026 BMW i7 xDrive60 Sedan (20 inch Wheels) (rated 40.8 kWh per 100 miles by the EPA) costs $8.67 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. That works out to 45.9% cheaper per mile than gasoline in Maryland — charging at home is much cheaper than gas here.
Annual cost, at 15 thousands miles a year
Maryland owners putting 15,000 annual miles on a 2026 BMW i7 xDrive60 Sedan (20 inch Wheels) spend about $1,300 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,103 saved annually, at this mileage.
What one full charge costs
At Maryland's rate, fully covering this 2026 BMW i7 xDrive60 Sedan (20 inch Wheels)'s 296-mile EPA range costs about $25.66 (120.6 kWh) — the energy the EPA test actually used, not the battery's rated size.
How this compares nationally
Among all 20,400 state-and-model combinations this site tracks, charging a 2026 BMW i7 xDrive60 Sedan (20 inch Wheels) in Maryland ranks 15,985 for cost savings versus gas — 1 being the best deal nationally. Separately, the BMW i7 xDrive60 Sedan (20 inch Wheels) ranks 276 of 400 EV models for raw efficiency, and Maryland ranks 39 of 51 for cheapest residential electricity.
Before you install a home charger in Maryland
Everything above is the per-mile and per-year cost once a home charger exists — getting one installed is a separate electrical job whose price depends on your panel and wiring, not the state average used here.
Get quotes from local electricians for Level 2 charger installation in Maryland before deciding.
More on how this number was built
See the methodology guide for exactly which EIA and EPA figures feed 2026 BMW i7 xDrive60 Sedan (20 inch Wheels)'s cost in Maryland. Curious how Maryland's 21.27¢/kWh compares? The guide to charging cost by state ranks every state side by side.