Texas home charging cost for the 2026 Rivian R1S Quad Max (22in UHP)

At Texas's residential electricity rate of 16.11¢/kWh, a 2026 Rivian R1S Quad Max (22in UHP) (rated 47.3 kWh per 100 miles by the EPA) costs $7.63 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: 52.4% less than gas per mile, here specifically.

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

At fueleconomy.gov's default of 15,000 annual miles, the 2026 Rivian R1S Quad Max (22in UHP) costs roughly $1,144 a year to charge at home in Texas, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,259 a year.

Cost of a full charge

Covering the 2026 Rivian R1S Quad Max (22in UHP)'s EPA-rated 338-mile range takes about 160 kWh, which costs about $25.78 at Texas'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 14,445 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Rivian R1S Quad Max (22in UHP) alone ranks 373 of 400 models for efficiency; Texas alone ranks 28 of 51 states for electricity price.

Next step: home charger installation

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 Texas before deciding.

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. At 16.11¢/kWh, Texas sits in the middle of the national range — the guide to why charging cost varies by state shows where.