2027 BMW i7 xDrive50 Sedan (21 inch Summer Tires): home charging cost in Washington

In Washington, home electricity runs 14.35¢/kWh — put a 2027 BMW i7 xDrive50 Sedan (21 inch Summer Tires)'s EPA-rated 36.8 kWh/100mi against that and 100 miles costs $5.28, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home costs a fraction of what gas would here: 67.1% less than gas per mile, here specifically.

2027 BMW i7 xDrive50 Sedan (21 inch Summer Tires): yearly cost in Washington

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2027 BMW i7 xDrive50 Sedan (21 inch Summer Tires) charged at home in Washington costs about $791/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,612 a year.

What one full charge costs

A 2027 BMW i7 xDrive50 Sedan (21 inch Summer Tires) needs roughly 133.8 kWh to reach its EPA-rated 364-mile range, which runs about $19.2 at 14.35¢/kWh in Washington.

2027 BMW i7 xDrive50 Sedan (21 inch Summer Tires) in Washington, ranked

This combination ranks 5,849 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The BMW i7 xDrive50 Sedan (21 inch Summer Tires) alone ranks 184 of 400 models for efficiency; Washington alone ranks 15 of 51 states for electricity price.

Getting set up to charge a 2027 BMW i7 xDrive50 Sedan (21 inch Summer Tires) 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.

Ask a licensed Washington 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. At 14.35¢/kWh, Washington sits in the middle of the national range — the guide to why charging cost varies by state shows where.