What it costs to charge a 2026 Lexus RZ 550e AWD in Tennessee

In Tennessee, home electricity runs 13.9¢/kWh — put a 2026 Lexus RZ 550e AWD's EPA-rated 35.3 kWh/100mi against that and 100 miles costs $4.91, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 69.4% cheaper per mile than gasoline in Tennessee — charging at home costs a fraction of what gas would here.

2026 Lexus RZ 550e AWD: yearly cost in Tennessee

Home charging this 2026 Lexus RZ 550e AWD in Tennessee runs about $736 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,667 saved annually, at this mileage.

What one full charge costs

$11.24 — that's what Tennessee's 13.9¢/kWh rate puts on the 80.9 kWh a 2026 Lexus RZ 550e AWD needs for its full 229-mile EPA range.

2026 Lexus RZ 550e AWD in Tennessee, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Lexus RZ 550e AWD in Tennessee ranks 4,093 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 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.

Ask a licensed Tennessee electrician to quote the install before this math becomes a real decision.

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 13.9¢/kWh, Tennessee sits in the middle of the national range — the guide to why charging cost varies by state shows where.