Charging a 2026 Rivian R1S Quad Max (22in UHP) at home in Maine

In Maine, home electricity runs 29.67¢/kWh — put a 2026 Rivian R1S Quad Max (22in UHP)'s EPA-rated 47.3 kWh/100mi against that and 100 miles costs $14.05, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 12.3% cheaper per mile than gasoline in Maine — charging at home costs a little less than gas here.

Annual cost, at 15 thousands miles a year

Maine owners putting 15,000 annual miles on a 2026 Rivian R1S Quad Max (22in UHP) spend about $2,107 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $296 saved annually, at this mileage.

What one full charge costs

At Maine's rate, fully covering this 2026 Rivian R1S Quad Max (22in UHP)'s 338-mile EPA range costs about $47.48 (160 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 Rivian R1S Quad Max (22in UHP) in Maine ranks 19,826 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Quad Max (22in UHP) ranks 373 of 400 EV models for raw efficiency, and Maine ranks 48 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 Rivian R1S Quad Max (22in UHP) 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.

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

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2026 Rivian R1S Quad Max (22in UHP)'s cost in Maine. Maine 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.