Charging a 2026 Rivian R1T Performance Dual Large Plus (22in) at home in South Carolina

A 2026 Rivian R1T Performance Dual Large Plus (22in) draws 40.9 kWh per 100 miles per the EPA; at South Carolina's 16.04¢/kWh residential rate that's $6.56 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 59% cheaper per mile than gasoline in South Carolina — charging at home is much cheaper than gas here.

What a year of driving costs

South Carolina owners putting 15,000 annual miles on a 2026 Rivian R1T Performance Dual Large Plus (22in) spend about $984 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,419 saved annually, at this mileage.

What one full charge costs

At South Carolina's rate, fully covering this 2026 Rivian R1T Performance Dual Large Plus (22in)'s 330-mile EPA range costs about $21.65 (135 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 R1T Performance Dual Large Plus (22in) in South Carolina ranks 11,706 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1T Performance Dual Large Plus (22in) ranks 281 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 R1T Performance Dual Large Plus (22in) 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

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. 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.