Charging a 2026 Rivian R1S Performance Dual Max (20in) at home in Maine

A 2026 Rivian R1S Performance Dual Max (20in) draws 42 kWh per 100 miles per the EPA; at Maine's 29.67¢/kWh residential rate that's $12.45 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 22.3% cheaper per mile than gasoline in Maine — charging at home is cheaper than gas here.

What a year of driving costs

Maine owners putting 15,000 annual miles on a 2026 Rivian R1S Performance Dual Max (20in) spend about $1,868 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $535 saved annually, at this mileage.

Cost of a full charge

At Maine's rate, fully covering this 2026 Rivian R1S Performance Dual Max (20in)'s 380-mile EPA range costs about $47.32 (159.5 kWh) — the energy the EPA test actually used, not the battery's rated size.

2026 Rivian R1S Performance Dual Max (20in) in Maine, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1S Performance Dual Max (20in) in Maine ranks 19,252 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Performance Dual Max (20in) ranks 299 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 Performance Dual Max (20in) 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

The methodology guide names the exact EIA and EPA tables behind this page's numbers. 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.