Charging a 2027 Rivian R2 Performance AWD (20in AT) at home in South Carolina

At South Carolina's residential electricity rate of 16.04¢/kWh, a 2027 Rivian R2 Performance AWD (20in AT) (rated 34.1 kWh per 100 miles by the EPA) costs $5.47 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. That works out to 65.9% cheaper per mile than gasoline in South Carolina — charging at home costs a fraction of what gas would here.

Annual cost, at 15 thousands miles a year

South Carolina owners putting 15,000 annual miles on a 2027 Rivian R2 Performance AWD (20in AT) spend about $820 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,583 saved annually, at this mileage.

Filling up the 2027 Rivian R2 Performance AWD (20in AT), in dollars

At South Carolina's rate, fully covering this 2027 Rivian R2 Performance AWD (20in AT)'s 307-mile EPA range costs about $16.79 (104.7 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 2027 Rivian R2 Performance AWD (20in AT) in South Carolina ranks 6,802 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R2 Performance AWD (20in AT) ranks 129 of 400 EV models for raw efficiency, and South Carolina ranks 27 of 51 for cheapest residential electricity.

Getting set up to charge a 2027 Rivian R2 Performance AWD (20in AT) 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.

Ask a licensed South Carolina 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 2027 Rivian R2 Performance AWD (20in AT)'s cost in South Carolina. At 16.04¢/kWh, South Carolina sits in the middle of the national range — the guide to why charging cost varies by state shows where.