What it costs to charge a 2026 Rivian R1S Dual Max (20in) in South Carolina

In South Carolina, home electricity runs 16.04¢/kWh — put a 2026 Rivian R1S Dual Max (20in)'s EPA-rated 42 kWh/100mi against that and 100 miles costs $6.73, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 58% cheaper per mile than gasoline in South Carolina — charging at home is much cheaper than gas here.

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

Home charging this 2026 Rivian R1S Dual Max (20in) in South Carolina runs about $1,010 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,393 saved annually, at this mileage.

Cost of a full charge

$25.58 — that's what South Carolina's 16.04¢/kWh rate puts on the 159.5 kWh a 2026 Rivian R1S Dual Max (20in) needs for its full 380-mile EPA range.

2026 Rivian R1S Dual Max (20in) in South Carolina, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1S Dual Max (20in) in South Carolina ranks 12,249 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 South Carolina ranks 27 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 Rivian R1S Dual Max (20in) at home

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 South Carolina before deciding.

More on how this number was built

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Curious how South Carolina's 16.04¢/kWh compares? The guide to charging cost by state ranks every state side by side.