2026 BMW i4 eDrive40 Gran Coupe (18 inch wheels): home charging cost in Pennsylvania

In Pennsylvania, home electricity runs 20.9¢/kWh — put a 2026 BMW i4 eDrive40 Gran Coupe (18 inch wheels)'s EPA-rated 28.5 kWh/100mi against that and 100 miles costs $5.96, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home is much cheaper than gas here: 62.8% less than gas per mile, here specifically.

What a year of driving costs

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 BMW i4 eDrive40 Gran Coupe (18 inch wheels) charged at home in Pennsylvania costs about $894/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,509 a year.

What one full charge costs

A 2026 BMW i4 eDrive40 Gran Coupe (18 inch wheels) needs roughly 95 kWh to reach its EPA-rated 333-mile range, which runs about $19.85 at 20.9¢/kWh in Pennsylvania.

How this compares nationally

This combination ranks 9,255 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The BMW i4 eDrive40 Gran Coupe (18 inch wheels) alone ranks 31 of 400 models for efficiency; Pennsylvania alone ranks 37 of 51 states for electricity price.

Next step: home charger installation

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.

Get quotes from local electricians for Level 2 charger installation in Pennsylvania before deciding.

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Curious how Pennsylvania's 20.9¢/kWh compares? The guide to charging cost by state ranks every state side by side.