Maine home charging cost for the 2026 Lexus RZ 450e AWD (20 inch wheels - 235/50R20)
A 2026 Lexus RZ 450e AWD (20 inch wheels - 235/50R20) draws 31.2 kWh per 100 miles per the EPA; at Maine's 29.67¢/kWh residential rate that's $9.25 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Charging at home is much cheaper than gas here: 42.3% less than gas per mile, here specifically.
2026 Lexus RZ 450e AWD (20 inch wheels - 235/50R20): yearly cost in Maine
At fueleconomy.gov's default of 15,000 annual miles, the 2026 Lexus RZ 450e AWD (20 inch wheels - 235/50R20) costs roughly $1,387 a year to charge at home in Maine, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,016 a year.
What one full charge costs
Covering the 2026 Lexus RZ 450e AWD (20 inch wheels - 235/50R20)'s EPA-rated 257-mile range takes about 80.1 kWh, which costs about $23.76 at Maine's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.
Where this ranks
This combination ranks 16,675 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Lexus RZ 450e AWD (20 inch wheels - 235/50R20) alone ranks 78 of 400 models for efficiency; Maine alone ranks 48 of 51 states for electricity price.
Before you install a home charger in Maine
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.
Get quotes from local electricians for Level 2 charger installation in Maine before deciding.
Where these figures come from
Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. Maine 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.