2026 Lexus RZ 450e AWD (18 inch wheels): home charging cost in Massachusetts

At Massachusetts's residential electricity rate of 30.06¢/kWh, a 2026 Lexus RZ 450e AWD (18 inch wheels) (rated 30.5 kWh per 100 miles by the EPA) costs $9.18 to drive 100 miles on home charging, against $16.02 for the same distance in a car averaging 25.5 mpg on gasoline at $4.085/gallon. Charging at home is much cheaper than gas here: 42.7% less than gas per mile, here specifically.

Annual cost, at 15 thousands miles a year

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 Lexus RZ 450e AWD (18 inch wheels) charged at home in Massachusetts costs about $1,377/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,026 a year.

Filling up the 2026 Lexus RZ 450e AWD (18 inch wheels), in dollars

A 2026 Lexus RZ 450e AWD (18 inch wheels) needs roughly 80.6 kWh to reach its EPA-rated 264-mile range, which runs about $24.23 at 30.06¢/kWh in Massachusetts.

Where this ranks

This combination ranks 16,599 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Lexus RZ 450e AWD (18 inch wheels) alone ranks 66 of 400 models for efficiency; Massachusetts alone ranks 49 of 51 states for electricity price.

Before you install a home charger in Massachusetts

The numbers above assume Level 2 home charging is already in place — the electrical work behind that is a real, separate cost that varies by panel, wiring, and local labor rates, not something this page's per-mile math includes.

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

Where these figures come from

See the methodology guide for exactly which EIA and EPA figures feed 2026 Lexus RZ 450e AWD (18 inch wheels)'s cost in Massachusetts. Massachusetts has some of the highest residential electricity rates in the country — see the guide to why the cost varies so much by state for the full picture.