What it costs to charge a 2026 Rivian R1S Performance Dual Max (20in) in Tennessee

In Tennessee, home electricity runs 13.9¢/kWh — put a 2026 Rivian R1S Performance Dual Max (20in)'s EPA-rated 42 kWh/100mi against that and 100 miles costs $5.83, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 63.6% cheaper per mile than gasoline in Tennessee — charging at home is much cheaper than gas here.

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

Home charging this 2026 Rivian R1S Performance Dual Max (20in) in Tennessee runs about $875 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,528 saved annually, at this mileage.

Filling up the 2026 Rivian R1S Performance Dual Max (20in), in dollars

$22.17 — that's what Tennessee's 13.9¢/kWh rate puts on the 159.5 kWh a 2026 Rivian R1S Performance Dual Max (20in) needs for its full 380-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Rivian R1S Performance Dual Max (20in) in Tennessee ranks 8,642 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Performance Dual Max (20in) ranks 299 of 400 EV models for raw efficiency, and Tennessee ranks 13 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 Rivian R1S Performance 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 Tennessee 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. Tennessee's 13.9¢/kWh rate ranks 13 of 51 states; the state rate guide lays out the full spread.