2026 Volvo EC40 Twin: home charging cost in Washington

In Washington, home electricity runs 14.35¢/kWh — put a 2026 Volvo EC40 Twin's EPA-rated 34.8 kWh/100mi against that and 100 miles costs $5, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home costs a fraction of what gas would here: 68.8% 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 Volvo EC40 Twin charged at home in Washington costs about $750/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,653 a year.

Cost of a full charge

A 2026 Volvo EC40 Twin needs roughly 93.4 kWh to reach its EPA-rated 268-mile range, which runs about $13.4 at 14.35¢/kWh in Washington.

2026 Volvo EC40 Twin in Washington, ranked

This combination ranks 4,560 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Volvo EC40 Twin alone ranks 144 of 400 models for efficiency; Washington alone ranks 15 of 51 states for electricity price.

Getting set up to charge a 2026 Volvo EC40 Twin 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 Washington 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 Washington's 14.35¢/kWh compares? The guide to charging cost by state ranks every state side by side.