What it costs to charge a 2027 Mercedes-Benz EQS 400 4matic (SUV) in Washington
At Washington's residential electricity rate of 14.35¢/kWh, a 2027 Mercedes-Benz EQS 400 4matic (SUV) (rated 43 kWh per 100 miles by the EPA) costs $6.17 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 61.5% cheaper per mile than gasoline in Washington — charging at home is much cheaper than gas here.
2027 Mercedes-Benz EQS 400 4matic (SUV): yearly cost in Washington
Home charging this 2027 Mercedes-Benz EQS 400 4matic (SUV) in Washington runs about $926 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,477 saved annually, at this mileage.
What one full charge costs
$19.25 — that's what Washington's 14.35¢/kWh rate puts on the 134.2 kWh a 2027 Mercedes-Benz EQS 400 4matic (SUV) needs for its full 312-mile EPA range.
How this compares nationally
Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Mercedes-Benz EQS 400 4matic (SUV) in Washington ranks 10,244 for cost savings versus gas — 1 being the best deal nationally. Separately, the Mercedes-Benz EQS 400 4matic (SUV) ranks 324 of 400 EV models for raw efficiency, and Washington ranks 15 of 51 for cheapest residential electricity.
Getting set up to charge a 2027 Mercedes-Benz EQS 400 4matic (SUV) at home
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.
Line up a few Washington electrician quotes for Level 2 install before you commit either way.
More on how this number was built
The methodology guide names the exact EIA and EPA tables behind this page's numbers. At 14.35¢/kWh, Washington sits in the middle of the national range — the guide to why charging cost varies by state shows where.