EV vs Gas Cost Per Mile in Wisconsin (2026)
At 17.1¢/kWh electricity and $3.18/gallon gas, EVs cost 4.5¢/mile vs 11.36¢/mile for a 28 MPG gas car — 60% less per mile. That's $823/year savings on 12,000 miles.
Cost Per Mile: EV vs Gas in Wisconsin
| Vehicle Type | Fuel Cost | Efficiency | Cost Per Mile | 12,000 mi/yr |
|---|---|---|---|---|
| EV (home charging) | 17.1¢/kWh | 3.8 mi/kWh | 4.5¢ | $540 |
| Gas car (28 MPG) | $3.18/gal | 28 MPG | 11.36¢ | $1363 |
EV assumes 3.8 mi/kWh (Tesla Model 3 / Equinox EV efficiency range), 12,000 miles/year, 100% home charging. Electricity rate: EIA 2025 residential average for Wisconsin. Gas price: AAA 2024 state average.
Annual Fuel Cost in Wisconsin: EV vs Gas
EV Cost Per Mile in Wisconsin: What the Numbers Mean
Wisconsin's residential electricity rate of 17.1¢/kWh translates to 4.5¢ per mile for home charging, assuming 3.8 miles per kWh. That puts Wisconsin near the national average — a solid state for EV ownership from a fuel cost standpoint.
At $3.18/gallon (#{@state[:name]} average), a 28 MPG gas car costs 11.36¢ per mile. The per-mile gap between EV and gas is 6.86¢ — 60% cheaper for the EV. Over 12,000 miles per year, that's $823 saved.
Most Wisconsin utilities offer time-of-use (TOU) rates for overnight EV charging that can reduce the home rate by 2–5¢/kWh. If you charge overnight, ask your utility — even small rate reductions compound over 12,000+ miles per year.
Wisconsin vs National Average: Cost Per Mile
| Location | Electricity Rate | EV ¢/mile | Gas ¢/mile | EV Advantage |
|---|---|---|---|---|
| Wisconsin | 17.1¢/kWh | 4.5¢ | 11.36¢ | 60% less |
| National Average | 16.1¢/kWh | 4.24¢ | 11.43¢ | 63% less |
Frequently Asked Questions
What is the EV cost per mile in Wisconsin?
At Wisconsin's residential electricity rate of 17.1¢/kWh, a typical EV (3.8 miles per kWh) costs 4.5¢ per mile to charge at home. Driving 12,000 miles per year costs $540 in fuel.
How does Wisconsin compare to the national average for EV cost per mile?
The national average EV home charging cost is 4.24¢/mile (at 16.1¢/kWh). Wisconsin's rate of 17.1¢/kWh puts its EV cost at 4.5¢/mile — 0.26¢ above the national average. EVs still beat gas here, but by a smaller margin than low-rate states.
How much does an EV save per mile vs gas in Wisconsin?
In Wisconsin, a 28 MPG gas car at $3.18/gallon costs 11.36¢/mile. An EV costs 4.5¢/mile at home. The per-mile savings is 6.86¢ — 60% less per mile. Over 12,000 miles per year, that's $823 saved annually in fuel.
Does cost per mile include maintenance?
These figures cover fuel only. Adding maintenance, the EV advantage grows further. Gas cars average $1,200–$1,500/year in maintenance (oil changes, transmission, spark plugs). EVs average $400–$900/year. At 12,000 miles/year, total running costs in Wisconsin: gas car approximately 21.4–23.4¢/mile all-in vs 8.5–11.5¢/mile for an EV.
EV Cost Per Mile in Other States
Data Sources
Electricity rate for Wisconsin: U.S. Energy Information Administration (EIA) Electric Power Monthly, 2025 residential averages. Gas price: AAA 2024 state average. EV efficiency: 3.8 mi/kWh (Tesla Model 3 / Chevy Equinox EV range). Last updated: March 2026.