2026 BMW iX xDrive45 (20 inch Wheels): home charging cost in South Carolina

A 2026 BMW iX xDrive45 (20 inch Wheels) draws 36 kWh per 100 miles per the EPA; at South Carolina's 16.04¢/kWh residential rate that's $5.77 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Charging at home is much cheaper than gas here: 64% 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 iX xDrive45 (20 inch Wheels) charged at home in South Carolina costs about $866/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,537 a year.

Cost of a full charge

A 2026 BMW iX xDrive45 (20 inch Wheels) needs roughly 112.3 kWh to reach its EPA-rated 312-mile range, which runs about $18.01 at 16.04¢/kWh in South Carolina.

How this compares nationally

This combination ranks 8,336 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The BMW iX xDrive45 (20 inch Wheels) alone ranks 168 of 400 models for efficiency; South Carolina alone ranks 27 of 51 states for electricity price.

Getting set up to charge a 2026 BMW iX xDrive45 (20 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 South Carolina electrician quotes for Level 2 install before you commit either way.

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.