$33.72full charge
The EQS SUV 550 4MATIC (118 kWh) costs about $33.72 to charge fully at District of Columbia's average home rate of 25.98¢/kWh, including about 10% charging loss (129.8 kWh from the wall). That is $10.64 per 100 miles.
EIA residential average, District of Columbia, 2026-08 (latest in this book). No District of Columbia gasoline series, so this uses PADD 1B regular, week of Oct 19, 2026.
At 1,000 miles a month and 30 mpg, home charging costs $106.38 and the gas car costs $143.73. The EV saves $37.35 a month at $4.312/gal. Both miles and mpg are editable on the calculator.
The listed DC fast-charge time is 10–80% in 31 min at up to 200 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.