Charging a 2026 Rolls-Royce Spectre Black Badge (22 inch Wheels) at home in Rhode Island

At Rhode Island's residential electricity rate of 29.45¢/kWh, a 2026 Rolls-Royce Spectre Black Badge (22 inch Wheels) (rated 45.4 kWh per 100 miles by the EPA) costs $13.38 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 16.5% cheaper per mile than gasoline in Rhode Island — charging at home is cheaper than gas here.

Annual cost, at 15 thousands miles a year

Rhode Island owners putting 15,000 annual miles on a 2026 Rolls-Royce Spectre Black Badge (22 inch Wheels) spend about $2,007 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $396 saved annually, at this mileage.

Cost of a full charge

At Rhode Island's rate, fully covering this 2026 Rolls-Royce Spectre Black Badge (22 inch Wheels)'s 266-mile EPA range costs about $35.59 (120.8 kWh) — the energy the EPA test actually used, not the battery's rated size.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rolls-Royce Spectre Black Badge (22 inch Wheels) in Rhode Island ranks 19,674 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rolls-Royce Spectre Black Badge (22 inch Wheels) ranks 361 of 400 EV models for raw efficiency, and Rhode Island ranks 47 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 Rolls-Royce Spectre Black Badge (22 inch Wheels) at home

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.

Line up a few Rhode Island electrician quotes for Level 2 install before you commit either way.

More on how this number was built

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. Rhode Island has some of the highest residential electricity rates in the country — see the guide to why the cost varies so much by state for the full picture.