2026 BMW i4 xDrive40 Gran Coupe (18 inch Wheels): home charging cost in Connecticut

In Connecticut, home electricity runs 28.82¢/kWh — put a 2026 BMW i4 xDrive40 Gran Coupe (18 inch Wheels)'s EPA-rated 33.4 kWh/100mi against that and 100 miles costs $9.63, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is cheaper than gas here: 39.9% 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 (18 inch Wheels) charged at home in Connecticut costs about $1,444/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $959 a year.

Cost of a full charge

A 2026 BMW i4 xDrive40 Gran Coupe (18 inch Wheels) needs roughly 95.9 kWh to reach its EPA-rated 287-mile range, which runs about $27.63 at 28.82¢/kWh in Connecticut.

2026 BMW i4 xDrive40 Gran Coupe (18 inch Wheels) in Connecticut, ranked

This combination ranks 17,086 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The BMW i4 xDrive40 Gran Coupe (18 inch Wheels) alone ranks 114 of 400 models for efficiency; Connecticut alone ranks 45 of 51 states for electricity price.

Getting set up to charge a 2026 BMW i4 xDrive40 Gran Coupe (18 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 Connecticut 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 28.82¢/kWh, Connecticut sits in the middle of the national range — the guide to why charging cost varies by state shows where.