Charging a 2026 Rivian R1S Performance Dual Large Plus (22in) at home in Massachusetts

A 2026 Rivian R1S Performance Dual Large Plus (22in) draws 40.9 kWh per 100 miles per the EPA; at Massachusetts's 30.06¢/kWh residential rate that's $12.3 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 23.2% cheaper per mile than gasoline in Massachusetts — charging at home is cheaper than gas here.

2026 Rivian R1S Performance Dual Large Plus (22in): yearly cost in Massachusetts

Massachusetts owners putting 15,000 annual miles on a 2026 Rivian R1S Performance Dual Large Plus (22in) spend about $1,844 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $559 saved annually, at this mileage.

Filling up the 2026 Rivian R1S Performance Dual Large Plus (22in), in dollars

At Massachusetts's rate, fully covering this 2026 Rivian R1S Performance Dual Large Plus (22in)'s 330-mile EPA range costs about $40.57 (135 kWh) — the energy the EPA test actually used, not the battery's rated size.

2026 Rivian R1S Performance Dual Large Plus (22in) in Massachusetts, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1S Performance Dual Large Plus (22in) in Massachusetts ranks 19,180 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Performance Dual Large Plus (22in) ranks 279 of 400 EV models for raw efficiency, and Massachusetts ranks 49 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 Rivian R1S Performance Dual Large Plus (22in) 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 Massachusetts 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. Massachusetts 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.