Charging a 2026 Porsche Taycan 4 Perf Battery Plus 19in All-Season (M+S) at home in Iowa
At Iowa's residential electricity rate of 13.77¢/kWh, a 2026 Porsche Taycan 4 Perf Battery Plus 19in All-Season (M+S) (rated 36.2 kWh per 100 miles by the EPA) costs $4.99 to drive 100 miles on home charging, against $16.02 for the same distance in a car averaging 25.5 mpg on gasoline at $4.085/gallon. That works out to 68.8% cheaper per mile than gasoline in Iowa — charging at home costs a fraction of what gas would here.
2026 Porsche Taycan 4 Perf Battery Plus 19in All-Season (M+S): yearly cost in Iowa
Iowa owners putting 15,000 annual miles on a 2026 Porsche Taycan 4 Perf Battery Plus 19in All-Season (M+S) spend about $749 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,654 saved annually, at this mileage.
Cost of a full charge
At Iowa's rate, fully covering this 2026 Porsche Taycan 4 Perf Battery Plus 19in All-Season (M+S)'s 315-mile EPA range costs about $15.72 (114.2 kWh) — the energy the EPA test actually used, not the battery's rated size.
Where this ranks
Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Porsche Taycan 4 Perf Battery Plus 19in All-Season (M+S) in Iowa ranks 4,501 for cost savings versus gas — 1 being the best deal nationally. Separately, the Porsche Taycan 4 Perf Battery Plus 19in All-Season (M+S) ranks 172 of 400 EV models for raw efficiency, and Iowa ranks 9 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 Iowa electrician to quote the install before this math becomes a real decision.
More on how this number was built
Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. Iowa's 13.77¢/kWh rate ranks 9 of 51 states; the state rate guide lays out the full spread.