What it costs to charge a 2027 Mercedes-Benz EQS 400 4matic (SUV) in Montana

In Montana, home electricity runs 13.77¢/kWh — put a 2027 Mercedes-Benz EQS 400 4matic (SUV)'s EPA-rated 43 kWh/100mi against that and 100 miles costs $5.92, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 63% cheaper per mile than gasoline in Montana — charging at home is much cheaper than gas here.

2027 Mercedes-Benz EQS 400 4matic (SUV): yearly cost in Montana

Home charging this 2027 Mercedes-Benz EQS 400 4matic (SUV) in Montana runs about $888 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,515 saved annually, at this mileage.

Filling up the 2027 Mercedes-Benz EQS 400 4matic (SUV), in dollars

$18.47 — that's what Montana's 13.77¢/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 Montana ranks 9,057 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 Montana ranks 10 of 51 for cheapest residential electricity.

Before you install a home charger in Montana

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 Montana electrician to quote the install before this math becomes a real decision.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2027 Mercedes-Benz EQS 400 4matic (SUV)'s cost in Montana. At 13.77¢/kWh, Montana sits in the middle of the national range — the guide to why charging cost varies by state shows where.