What it costs to charge a 2026 Porsche Taycan GTS Sport Turismo in Tennessee

In Tennessee, home electricity runs 13.9¢/kWh — put a 2026 Porsche Taycan GTS Sport Turismo's EPA-rated 41 kWh/100mi against that and 100 miles costs $5.71, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 64.4% cheaper per mile than gasoline in Tennessee — charging at home is much cheaper than gas here.

What a year of driving costs

Home charging this 2026 Porsche Taycan GTS Sport Turismo in Tennessee runs about $856 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,547 saved annually, at this mileage.

What one full charge costs

$15.92 — that's what Tennessee's 13.9¢/kWh rate puts on the 114.5 kWh a 2026 Porsche Taycan GTS Sport Turismo needs for its full 279-mile EPA range.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Porsche Taycan GTS Sport Turismo in Tennessee ranks 8,020 for cost savings versus gas — 1 being the best deal nationally. Separately, the Porsche Taycan GTS Sport Turismo ranks 287 of 400 EV models for raw efficiency, and Tennessee ranks 13 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.

Get quotes from local electricians for Level 2 charger installation in Tennessee before deciding.

More on how this number was built

The methodology guide names the exact EIA and EPA tables behind this page's numbers. At 13.9¢/kWh, Tennessee sits in the middle of the national range — the guide to why charging cost varies by state shows where.