What it costs to charge a 2026 Mercedes-Benz EQS 450 4matic in California

A 2026 Mercedes-Benz EQS 450 4matic draws 37 kWh per 100 miles per the EPA; at California's 33.17¢/kWh residential rate that's $12.27 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 23.4% cheaper per mile than gasoline in California — charging at home is cheaper than gas here.

2026 Mercedes-Benz EQS 450 4matic: yearly cost in California

Home charging this 2026 Mercedes-Benz EQS 450 4matic in California runs about $1,841 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $562 saved annually, at this mileage.

Cost of a full charge

$45.04 — that's what California's 33.17¢/kWh rate puts on the 135.8 kWh a 2026 Mercedes-Benz EQS 450 4matic needs for its full 367-mile EPA range.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Mercedes-Benz EQS 450 4matic in California ranks 19,157 for cost savings versus gas — 1 being the best deal nationally. Separately, the Mercedes-Benz EQS 450 4matic ranks 196 of 400 EV models for raw efficiency, and California ranks 50 of 51 for cheapest residential electricity.

Next step: home charger installation

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.

Ask a licensed California electrician to quote the install before this math becomes a real decision.

More on how this number was built

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. California has some of the highest residential electricity rates in the country — see the guide to why the cost varies so much by state for the full picture.