2026 Rivian R1S Dual Large Plus (22in): home charging cost in New Mexico

At New Mexico's residential electricity rate of 14.82¢/kWh, a 2026 Rivian R1S Dual Large Plus (22in) (rated 40.9 kWh per 100 miles by the EPA) costs $6.06 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 much cheaper than gas here: 62.2% less than gas per mile, here specifically.

Annual cost, at 15 thousands miles a year

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 Rivian R1S Dual Large Plus (22in) charged at home in New Mexico costs about $909/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,494 a year.

Cost of a full charge

A 2026 Rivian R1S Dual Large Plus (22in) needs roughly 135 kWh to reach its EPA-rated 330-mile range, which runs about $20 at 14.82¢/kWh in New Mexico.

How this compares nationally

This combination ranks 9,687 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1S Dual Large Plus (22in) alone ranks 278 of 400 models for efficiency; New Mexico alone ranks 17 of 51 states for electricity price.

Before you install a home charger in New Mexico

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.

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

Where these figures come from

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. At 14.82¢/kWh, New Mexico sits in the middle of the national range — the guide to why charging cost varies by state shows where.