Illinois home charging cost for the 2027 BMW iX3 50 xDrive (21 inch All-Season Tires)

A 2027 BMW iX3 50 xDrive (21 inch All-Season Tires) draws 32.2 kWh per 100 miles per the EPA; at Illinois's 19.22¢/kWh residential rate that's $6.19 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: 61.4% less than gas per mile, here specifically.

What a year of driving costs

At fueleconomy.gov's default of 15,000 annual miles, the 2027 BMW iX3 50 xDrive (21 inch All-Season Tires) costs roughly $929 a year to charge at home in Illinois, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,474 a year.

Cost of a full charge

Covering the 2027 BMW iX3 50 xDrive (21 inch All-Season Tires)'s EPA-rated 399-mile range takes about 128.5 kWh, which costs about $24.7 at Illinois'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 10,271 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The BMW iX3 50 xDrive (21 inch All-Season Tires) alone ranks 96 of 400 models for efficiency; Illinois alone ranks 36 of 51 states for electricity price.

Before you install a home charger in Illinois

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 Illinois before deciding.

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. At 19.22¢/kWh, Illinois sits in the middle of the national range — the guide to why charging cost varies by state shows where.