$22.14full charge
The Air Grand Touring (117 kWh) costs about $22.14 to charge fully at Minnesota's average home rate of 17.20¢/kWh, including about 10% charging loss (128.7 kWh from the wall). That is $4.32 per 100 miles.
EIA residential average, Minnesota, 2026-08 (latest in this book). EIA weekly retail regular, Minnesota, week of Oct 19, 2026.
At 1,000 miles a month and 30 mpg, home charging costs $43.24 and the gas car costs $139.33. The EV saves $96.10 a month at $4.180/gal. Both miles and mpg are editable on the calculator.
The listed DC fast-charge time is 10–80% in 24 min (estimate) at up to 300 kW. A full home charge is a different session. This page prices the energy from the wall, not how long a Level 2 charger takes.
This page uses the residential rate. Public fast-charging prices are a separate scenario and are not included.