Massachusetts home charging cost for the 2026 Rivian R1T Dual Large (22in)
At Massachusetts's residential electricity rate of 30.06¢/kWh, a 2026 Rivian R1T Dual Large (22in) (rated 39.5 kWh per 100 miles by the EPA) costs $11.87 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. Charging at home is cheaper than gas here: 25.9% less than gas per mile, here specifically.
2026 Rivian R1T Dual Large (22in): yearly cost in Massachusetts
At fueleconomy.gov's default of 15,000 annual miles, the 2026 Rivian R1T Dual Large (22in) costs roughly $1,780 a year to charge at home in Massachusetts, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $623 a year.
What one full charge costs
Covering the 2026 Rivian R1T Dual Large (22in)'s EPA-rated 329-mile range takes about 129.9 kWh, which costs about $39.04 at Massachusetts's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.
How this compares nationally
This combination ranks 18,940 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1T Dual Large (22in) alone ranks 252 of 400 models for efficiency; Massachusetts alone ranks 49 of 51 states for electricity price.
Getting set up to charge a 2026 Rivian R1T Dual Large (22in) at home
The numbers above assume Level 2 home charging is already in place — the electrical work behind that is a real, separate cost that varies by panel, wiring, and local labor rates, not something this page's per-mile math includes.
Get quotes from local electricians for Level 2 charger installation in Massachusetts before deciding.
Where these figures come from
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.