What it costs to charge a 2026 Lexus RZ 450e AWD (20 inch wheels - 235/50R20) in Illinois

A 2026 Lexus RZ 450e AWD (20 inch wheels - 235/50R20) draws 31.2 kWh per 100 miles per the EPA; at Illinois's 19.22¢/kWh residential rate that's $5.99 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 62.6% cheaper per mile than gasoline in Illinois — charging at home is much cheaper than gas here.

2026 Lexus RZ 450e AWD (20 inch wheels - 235/50R20): yearly cost in Illinois

Home charging this 2026 Lexus RZ 450e AWD (20 inch wheels - 235/50R20) in Illinois runs about $898 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,504 saved annually, at this mileage.

What one full charge costs

$15.39 — that's what Illinois's 19.22¢/kWh rate puts on the 80.1 kWh a 2026 Lexus RZ 450e AWD (20 inch wheels - 235/50R20) needs for its full 257-mile EPA range.

2026 Lexus RZ 450e AWD (20 inch wheels - 235/50R20) in Illinois, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Lexus RZ 450e AWD (20 inch wheels - 235/50R20) in Illinois ranks 9,379 for cost savings versus gas — 1 being the best deal nationally. Separately, the Lexus RZ 450e AWD (20 inch wheels - 235/50R20) ranks 78 of 400 EV models for raw efficiency, and Illinois ranks 36 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 Illinois 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 19.22¢/kWh, Illinois sits in the middle of the national range — the guide to why charging cost varies by state shows where.