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

At Oklahoma's residential electricity rate of 13.37¢/kWh, a 2026 Mercedes-Benz EQS 450 4matic (rated 37 kWh per 100 miles by the EPA) costs $4.95 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 69.1% cheaper per mile than gasoline in Oklahoma — charging at home costs a fraction of what gas would here.

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

Home charging this 2026 Mercedes-Benz EQS 450 4matic in Oklahoma runs about $742 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $1,661 saved annually, at this mileage.

Filling up the 2026 Mercedes-Benz EQS 450 4matic, in dollars

$18.16 — that's what Oklahoma's 13.37¢/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 Oklahoma ranks 4,316 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 Oklahoma ranks 5 of 51 for cheapest residential electricity.

Before you install a home charger in Oklahoma

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 Oklahoma 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. Oklahoma is one of the cheapest states for home electricity — the guide to why the cost varies so much by state covers what drives that.