Charging a 2026 Rivian R1S Quad Max (22in UHP) at home in New Mexico

A 2026 Rivian R1S Quad Max (22in UHP) draws 47.3 kWh per 100 miles per the EPA; at New Mexico's 14.82¢/kWh residential rate that's $7.02 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 56.2% cheaper per mile than gasoline in New Mexico — charging at home is much cheaper than gas here.

2026 Rivian R1S Quad Max (22in UHP): yearly cost in New Mexico

New Mexico owners putting 15,000 annual miles on a 2026 Rivian R1S Quad Max (22in UHP) spend about $1,053 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,350 saved annually, at this mileage.

What one full charge costs

At New Mexico's rate, fully covering this 2026 Rivian R1S Quad Max (22in UHP)'s 338-mile EPA range costs about $23.72 (160 kWh) — the energy the EPA test actually used, not the battery's rated size.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1S Quad Max (22in UHP) in New Mexico ranks 13,114 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Quad Max (22in UHP) ranks 373 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

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