Charging a 2026 Porsche Taycan GTS at home in Wisconsin

A 2026 Porsche Taycan GTS draws 39 kWh per 100 miles per the EPA; at Wisconsin's 18.99¢/kWh residential rate that's $7.4 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 53.8% cheaper per mile than gasoline in Wisconsin — charging at home is much cheaper than gas here.

2026 Porsche Taycan GTS: yearly cost in Wisconsin

Wisconsin owners putting 15,000 annual miles on a 2026 Porsche Taycan GTS spend about $1,110 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,293 saved annually, at this mileage.

Filling up the 2026 Porsche Taycan GTS, in dollars

At Wisconsin's rate, fully covering this 2026 Porsche Taycan GTS's 293-mile EPA range costs about $21.69 (114.2 kWh) — the energy the EPA test actually used, not the battery's rated size.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Porsche Taycan GTS in Wisconsin ranks 14,031 for cost savings versus gas — 1 being the best deal nationally. Separately, the Porsche Taycan GTS ranks 237 of 400 EV models for raw efficiency, and Wisconsin ranks 35 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.

Line up a few Wisconsin electrician quotes for Level 2 install before you commit either way.

More on how this number was built

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. Wisconsin's 18.99¢/kWh rate ranks 35 of 51 states; the state rate guide lays out the full spread.