Charging a 2026 Lexus RZ 550e AWD at home in South Dakota

In South Dakota, home electricity runs 14.33¢/kWh — put a 2026 Lexus RZ 550e AWD's EPA-rated 35.3 kWh/100mi against that and 100 miles costs $5.06, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 68.4% cheaper per mile than gasoline in South Dakota — charging at home costs a fraction of what gas would here.

2026 Lexus RZ 550e AWD: yearly cost in South Dakota

South Dakota owners putting 15,000 annual miles on a 2026 Lexus RZ 550e AWD spend about $759 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,644 saved annually, at this mileage.

Cost of a full charge

At South Dakota's rate, fully covering this 2026 Lexus RZ 550e AWD's 229-mile EPA range costs about $11.59 (80.9 kWh) — the energy the EPA test actually used, not the battery's rated size.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Lexus RZ 550e AWD in South Dakota ranks 4,839 for cost savings versus gas — 1 being the best deal nationally. Separately, the Lexus RZ 550e AWD ranks 157 of 400 EV models for raw efficiency, and South Dakota ranks 14 of 51 for cheapest residential electricity.

Getting set up to charge a 2026 Lexus RZ 550e AWD 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.

Line up a few South Dakota electrician quotes for Level 2 install before you commit either way.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2026 Lexus RZ 550e AWD's cost in South Dakota. Curious how South Dakota's 14.33¢/kWh compares? The guide to charging cost by state ranks every state side by side.