Charging a 2026 Rivian R1S Dual Max (20in) at home in Texas

In Texas, home electricity runs 16.11¢/kWh — put a 2026 Rivian R1S Dual Max (20in)'s EPA-rated 42 kWh/100mi against that and 100 miles costs $6.76, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 57.8% cheaper per mile than gasoline in Texas — charging at home is much cheaper than gas here.

2026 Rivian R1S Dual Max (20in): yearly cost in Texas

Texas owners putting 15,000 annual miles on a 2026 Rivian R1S Dual Max (20in) spend about $1,014 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,389 saved annually, at this mileage.

Cost of a full charge

At Texas's rate, fully covering this 2026 Rivian R1S Dual Max (20in)'s 380-mile EPA range costs about $25.69 (159.5 kWh) — the energy the EPA test actually used, not the battery's rated size.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1S Dual Max (20in) in Texas ranks 12,360 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Dual Max (20in) ranks 298 of 400 EV models for raw efficiency, and Texas ranks 28 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.

Ask a licensed Texas electrician to quote the install before this math becomes a real decision.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2026 Rivian R1S Dual Max (20in)'s cost in Texas. At 16.11¢/kWh, Texas sits in the middle of the national range — the guide to why charging cost varies by state shows where.