What it costs to charge a 2027 Rivian R1S Premium (20in) in Alabama
A 2027 Rivian R1S Premium (20in) draws 42.9 kWh per 100 miles per the EPA; at Alabama's 16.58¢/kWh residential rate that's $7.11 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 55.6% cheaper per mile than gasoline in Alabama — charging at home is much cheaper than gas here.
2027 Rivian R1S Premium (20in): yearly cost in Alabama
Home charging this 2027 Rivian R1S Premium (20in) in Alabama runs about $1,066 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,337 saved annually, at this mileage.
Cost of a full charge
$21.32 — that's what Alabama's 16.58¢/kWh rate puts on the 128.6 kWh a 2027 Rivian R1S Premium (20in) needs for its full 300-mile EPA range.
How this compares nationally
Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Rivian R1S Premium (20in) in Alabama ranks 13,271 for cost savings versus gas — 1 being the best deal nationally. Separately, the Rivian R1S Premium (20in) ranks 314 of 400 EV models for raw efficiency, and Alabama ranks 29 of 51 for cheapest residential electricity.
Before you install a home charger in Alabama
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 Alabama before deciding.
More on how this number was built
The methodology guide names the exact EIA and EPA tables behind this page's numbers. At 16.58¢/kWh, Alabama sits in the middle of the national range — the guide to why charging cost varies by state shows where.