What it costs to charge a 2026 Porsche Taycan 4S Cross Turismo in Idaho

A 2026 Porsche Taycan 4S Cross Turismo draws 42.2 kWh per 100 miles per the EPA; at Idaho's 12.8¢/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. That works out to 66.2% cheaper per mile than gasoline in Idaho — 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 4S Cross Turismo in Idaho runs about $811 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,592 saved annually, at this mileage.

What one full charge costs

$14.71 — that's what Idaho's 12.8¢/kWh rate puts on the 114.9 kWh a 2026 Porsche Taycan 4S Cross Turismo needs for its full 272-mile EPA range.

2026 Porsche Taycan 4S Cross Turismo in Idaho, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Porsche Taycan 4S Cross Turismo in Idaho ranks 6,531 for cost savings versus gas — 1 being the best deal nationally. Separately, the Porsche Taycan 4S Cross Turismo ranks 305 of 400 EV models for raw efficiency, and Idaho ranks 3 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 Idaho 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. Idaho is one of the cheapest states for home electricity — the guide to why the cost varies so much by state covers what drives that.