What it costs to charge a 2027 Rivian R1S Performance (20in AT) in Tennessee

A 2027 Rivian R1S Performance (20in AT) draws 49.8 kWh per 100 miles per the EPA; at Tennessee's 13.9¢/kWh residential rate that's $6.93 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 56.8% cheaper per mile than gasoline in Tennessee — charging at home is much cheaper than gas here.

2027 Rivian R1S Performance (20in AT): yearly cost in Tennessee

Home charging this 2027 Rivian R1S Performance (20in AT) in Tennessee runs about $1,039 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,364 saved annually, at this mileage.

What one full charge costs

$22.79 — that's what Tennessee's 13.9¢/kWh rate puts on the 164 kWh a 2027 Rivian R1S Performance (20in AT) needs for its full 329-mile EPA range.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Rivian R1S Performance (20in AT) in Tennessee ranks 12,880 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Performance (20in AT) ranks 386 of 400 EV models for raw efficiency, and Tennessee ranks 13 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.

Get quotes from local electricians for Level 2 charger installation in Tennessee before deciding.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2027 Rivian R1S Performance (20in AT)'s cost in Tennessee. At 13.9¢/kWh, Tennessee sits in the middle of the national range — the guide to why charging cost varies by state shows where.