South Carolina home charging cost for the 2026 BMW iX M70 (21 inch Wheels)

A 2026 BMW iX M70 (21 inch Wheels) draws 42 kWh per 100 miles per the EPA; at South Carolina's 16.04¢/kWh residential rate that's $6.73 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: 58% 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 iX M70 (21 inch Wheels) costs roughly $1,010 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 $1,393 a year.

What one full charge costs

Covering the 2026 BMW iX M70 (21 inch Wheels)'s EPA-rated 303-mile range takes about 127.2 kWh, which costs about $20.41 at South Carolina's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

Where this ranks

This combination ranks 12,248 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The BMW iX M70 (21 inch Wheels) alone ranks 302 of 400 models for efficiency; South Carolina alone ranks 27 of 51 states for electricity price.

Before you install a home charger in South Carolina

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

The methodology guide names the exact EIA and EPA tables behind this page's numbers. South Carolina's 16.04¢/kWh rate ranks 27 of 51 states; the state rate guide lays out the full spread.