Charging a 2026 Toyota bZ (energy capacity 191 Ah) at home in Kentucky
At Kentucky's residential electricity rate of 14.37¢/kWh, a 2026 Toyota bZ (energy capacity 191 Ah) (rated 25.5 kWh per 100 miles by the EPA) costs $3.66 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. That works out to 77.1% cheaper per mile than gasoline in Kentucky — charging at home costs a fraction of what gas would here.
Annual cost, at 15 thousands miles a year
Kentucky owners putting 15,000 annual miles on a 2026 Toyota bZ (energy capacity 191 Ah) spend about $550 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,853 saved annually, at this mileage.
Filling up the 2026 Toyota bZ (energy capacity 191 Ah), in dollars
At Kentucky's rate, fully covering this 2026 Toyota bZ (energy capacity 191 Ah)'s 314-mile EPA range costs about $11.51 (80.1 kWh) — the energy the EPA test actually used, not the battery's rated size.
Where this ranks
Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Toyota bZ (energy capacity 191 Ah) in Kentucky ranks 334 for cost savings versus gas — 1 being the best deal nationally. Separately, the Toyota bZ (energy capacity 191 Ah) ranks 7 of 400 EV models for raw efficiency, and Kentucky ranks 16 of 51 for cheapest residential electricity.
Getting set up to charge a 2026 Toyota bZ (energy capacity 191 Ah) at home
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 Kentucky electrician to quote the install before this math becomes a real decision.
More on how this number was built
The methodology guide names the exact EIA and EPA tables behind this page's numbers. At 14.37¢/kWh, Kentucky sits in the middle of the national range — the guide to why charging cost varies by state shows where.