2026 BMW i4 xDrive40 Gran Coupe (19 inch Wheels): home charging cost in Arizona

At Arizona's residential electricity rate of 15.45¢/kWh, a 2026 BMW i4 xDrive40 Gran Coupe (19 inch Wheels) (rated 36 kWh per 100 miles by the EPA) costs $5.56 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 costs a fraction of what gas would here: 65.3% 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 BMW i4 xDrive40 Gran Coupe (19 inch Wheels) charged at home in Arizona costs about $834/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,569 a year.

What one full charge costs

A 2026 BMW i4 xDrive40 Gran Coupe (19 inch Wheels) needs roughly 96.4 kWh to reach its EPA-rated 268-mile range, which runs about $14.9 at 15.45¢/kWh in Arizona.

How this compares nationally

This combination ranks 7,241 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The BMW i4 xDrive40 Gran Coupe (19 inch Wheels) alone ranks 167 of 400 models for efficiency; Arizona alone ranks 25 of 51 states for electricity price.

Getting set up to charge a 2026 BMW i4 xDrive40 Gran Coupe (19 inch Wheels) 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.

Ask a licensed Arizona electrician to quote the install before this math becomes a real decision.

Where these figures come from

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. At 15.45¢/kWh, Arizona sits in the middle of the national range — the guide to why charging cost varies by state shows where.