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

In California, home electricity runs 33.17¢/kWh — put a 2026 BMW i4 xDrive40 Gran Coupe (19 inch Wheels)'s EPA-rated 36 kWh/100mi against that and 100 miles costs $11.94, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is cheaper than gas here: 25.5% less than gas per mile, here specifically.

2026 BMW i4 xDrive40 Gran Coupe (19 inch Wheels): yearly cost in California

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 California costs about $1,790/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $612 a year.

Cost of a full charge

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 $31.99 at 33.17¢/kWh in California.

2026 BMW i4 xDrive40 Gran Coupe (19 inch Wheels) in California, ranked

This combination ranks 18,984 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; California alone ranks 50 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.

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

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. California 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.