2026 BMW i4 eDrive40 Gran Coupe (19"), SC Charging Cost

South Carolina home charging cost for the 2026 BMW i4 eDrive40 Gran Coupe (19 inch Wheels)

In South Carolina, home electricity runs 16.04¢/kWh, put a 2026 BMW i4 eDrive40 Gran Coupe (19 inch Wheels)'s EPA-rated 31.1 kWh/100mi against that and 100 miles costs $4.99, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home costs a fraction of what gas would here: 68.9% less than gas per mile, here specifically.

What a year of driving costs

At fueleconomy.gov's default of 15,000 annual miles, the 2026 BMW i4 eDrive40 Gran Coupe (19 inch Wheels) costs roughly $748 a year to charge at home in South Carolina, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,655 a year.

Filling up the 2026 BMW i4 eDrive40 Gran Coupe (19 inch Wheels), in dollars

Covering the 2026 BMW i4 eDrive40 Gran Coupe (19 inch Wheels)'s EPA-rated 307-mile range takes about 95.5 kWh, which costs about $15.31 at South Carolina's residential rate, figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

How this compares nationally

This combination ranks 4,474 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The BMW i4 eDrive40 Gran Coupe (19 inch Wheels) alone ranks 77 of 400 models for efficiency; South Carolina alone ranks 27 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.

Ask a licensed South Carolina 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. Curious how South Carolina's 16.04¢/kWh compares? The guide to charging cost by state ranks every state side by side.