What it costs to charge a 2026 Rivian R1S Performance Dual Large (22in) in Texas

In Texas, home electricity runs 16.11¢/kWh — put a 2026 Rivian R1S Performance Dual Large (22in)'s EPA-rated 39.5 kWh/100mi against that and 100 miles costs $6.36, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 60.3% cheaper per mile than gasoline in Texas — charging at home is much cheaper than gas here.

What a year of driving costs

Home charging this 2026 Rivian R1S Performance Dual Large (22in) in Texas runs about $954 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,449 saved annually, at this mileage.

What one full charge costs

$20.92 — that's what Texas's 16.11¢/kWh rate puts on the 129.9 kWh a 2026 Rivian R1S Performance Dual Large (22in) needs for its full 329-mile EPA range.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1S Performance Dual Large (22in) in Texas ranks 10,923 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Performance Dual Large (22in) ranks 251 of 400 EV models for raw efficiency, and Texas ranks 28 of 51 for cheapest residential electricity.

Before you install a home charger in Texas

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.

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

More on how this number was built

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. Texas's 16.11¢/kWh rate ranks 28 of 51 states; the state rate guide lays out the full spread.