Washington home charging cost for the 2026 BMW iX xDrive45 (21 inch Wheels)

A 2026 BMW iX xDrive45 (21 inch Wheels) draws 37.7 kWh per 100 miles per the EPA; at Washington's 14.35¢/kWh residential rate that's $5.41 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Charging at home costs a fraction of what gas would here: 66.2% less than gas per mile, here specifically.

2026 BMW iX xDrive45 (21 inch Wheels): yearly cost in Washington

At fueleconomy.gov's default of 15,000 annual miles, the 2026 BMW iX xDrive45 (21 inch Wheels) costs roughly $812 a year to charge at home in Washington, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,591 a year.

Filling up the 2026 BMW iX xDrive45 (21 inch Wheels), in dollars

Covering the 2026 BMW iX xDrive45 (21 inch Wheels)'s EPA-rated 297-mile range takes about 112 kWh, which costs about $16.08 at Washington'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 6,588 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The BMW iX xDrive45 (21 inch Wheels) alone ranks 211 of 400 models for efficiency; Washington alone ranks 15 of 51 states for electricity price.

Before you install a home charger in Washington

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 Washington before deciding.

Where these figures come from

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. Washington's 14.35¢/kWh rate ranks 15 of 51 states; the state rate guide lays out the full spread.