$17.97full charge
The iX3 50 xDrive (109 kWh) costs about $17.97 to charge fully at Florida's average home rate of 14.99¢/kWh, including about 10% charging loss (119.9 kWh from the wall). That is $4.69 per 100 miles.
EIA residential average, Florida, 2026-08 (latest in this book). EIA weekly retail regular, Florida, week of Oct 19, 2026.
At 1,000 miles a month and 30 mpg, home charging costs $46.93 and the gas car costs $132.70. The EV saves $85.77 a month at $3.981/gal. Both miles and mpg are editable on the calculator.
The listed DC fast-charge time is 10–80% in 21 min at up to 400 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.