What it costs to charge a 2026 Porsche Taycan 4 Performance Battery in Washington

In Washington, home electricity runs 14.35¢/kWh — put a 2026 Porsche Taycan 4 Performance Battery's EPA-rated 38.6 kWh/100mi against that and 100 miles costs $5.54, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 65.4% cheaper per mile than gasoline in Washington — charging at home costs a fraction of what gas would here.

Annual cost, at 15 thousands miles a year

Home charging this 2026 Porsche Taycan 4 Performance Battery in Washington runs about $830 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,573 saved annually, at this mileage.

What one full charge costs

$13.89 — that's what Washington's 14.35¢/kWh rate puts on the 96.8 kWh a 2026 Porsche Taycan 4 Performance Battery needs for its full 251-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Porsche Taycan 4 Performance Battery in Washington ranks 7,228 for cost savings versus gas — 1 being the best deal nationally. Separately, the Porsche Taycan 4 Performance Battery ranks 229 of 400 EV models for raw efficiency, and Washington ranks 15 of 51 for cheapest residential electricity.

Next step: home charger installation

Everything above is the per-mile and per-year cost once a home charger exists — getting one installed is a separate electrical job whose price depends on your panel and wiring, not the state average used here.

Ask a licensed Washington electrician to quote the install before this math becomes a real decision.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2026 Porsche Taycan 4 Performance Battery's cost in Washington. Washington's 14.35¢/kWh rate ranks 15 of 51 states; the state rate guide lays out the full spread.