2026 Mercedes-Benz EQS 450 4matic, MA Charging Cost

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

In Massachusetts, home electricity runs 30.06¢/kWh, put a 2026 Mercedes-Benz EQS 450 4matic's EPA-rated 37 kWh/100mi against that and 100 miles costs $11.12, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 30.6% cheaper per mile than gasoline in Massachusetts, charging at home is cheaper than gas here.

What a year of driving costs

Home charging this 2026 Mercedes-Benz EQS 450 4matic in Massachusetts runs about $1,668 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $735 saved annually, at this mileage.

What one full charge costs

$40.82, that's what Massachusetts's 30.06¢/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 Massachusetts ranks 18,398 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 Massachusetts ranks 49 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.

Line up a few Massachusetts electrician quotes for Level 2 install before you commit either way.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2026 Mercedes-Benz EQS 450 4matic's cost in Massachusetts. Massachusetts 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.