What it costs to charge a 2026 Rivian R1S Quad Max (22in) in New Mexico

In New Mexico, home electricity runs 14.82¢/kWh — put a 2026 Rivian R1S Quad Max (22in)'s EPA-rated 44.4 kWh/100mi against that and 100 miles costs $6.58, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 59% cheaper per mile than gasoline in New Mexico — charging at home is much cheaper than gas here.

Annual cost, at 15 thousands miles a year

Home charging this 2026 Rivian R1S Quad Max (22in) in New Mexico runs about $986 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,417 saved annually, at this mileage.

Filling up the 2026 Rivian R1S Quad Max (22in), in dollars

$24.59 — that's what New Mexico's 14.82¢/kWh rate puts on the 166 kWh a 2026 Rivian R1S Quad Max (22in) needs for its full 374-mile EPA range.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1S Quad Max (22in) in New Mexico ranks 11,687 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Quad Max (22in) ranks 350 of 400 EV models for raw efficiency, and New Mexico ranks 17 of 51 for cheapest residential electricity.

Next step: home charger installation

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.

Get quotes from local electricians for Level 2 charger installation in New Mexico before deciding.

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)'s cost in New Mexico. Curious how New Mexico's 14.82¢/kWh compares? The guide to charging cost by state ranks every state side by side.