2026 Toyota bZ (energy capacity 191 Ah): home charging cost in Illinois

In Illinois, home electricity runs 19.22¢/kWh — put a 2026 Toyota bZ (energy capacity 191 Ah)'s EPA-rated 25.5 kWh/100mi against that and 100 miles costs $4.9, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home costs a fraction of what gas would here: 69.4% less than gas per mile, here specifically.

2026 Toyota bZ (energy capacity 191 Ah): yearly cost in Illinois

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 Toyota bZ (energy capacity 191 Ah) charged at home in Illinois costs about $735/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,668 a year.

Cost of a full charge

A 2026 Toyota bZ (energy capacity 191 Ah) needs roughly 80.1 kWh to reach its EPA-rated 314-mile range, which runs about $15.39 at 19.22¢/kWh in Illinois.

2026 Toyota bZ (energy capacity 191 Ah) in Illinois, ranked

This combination ranks 4,049 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Toyota bZ (energy capacity 191 Ah) alone ranks 7 of 400 models for efficiency; Illinois alone ranks 36 of 51 states for electricity price.

Getting set up to charge a 2026 Toyota bZ (energy capacity 191 Ah) at home

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 Illinois electrician quotes for Level 2 install before you commit either way.

Where these figures come from

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. Curious how Illinois's 19.22¢/kWh compares? The guide to charging cost by state ranks every state side by side.