Charging a 2027 Mercedes-Benz EQS 550 4matic (SUV) at home in Oklahoma

A 2027 Mercedes-Benz EQS 550 4matic (SUV) draws 42 kWh per 100 miles per the EPA; at Oklahoma's 13.37¢/kWh residential rate that's $5.62 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 64.9% cheaper per mile than gasoline in Oklahoma — charging at home is much cheaper than gas here.

2027 Mercedes-Benz EQS 550 4matic (SUV): yearly cost in Oklahoma

Oklahoma owners putting 15,000 annual miles on a 2027 Mercedes-Benz EQS 550 4matic (SUV) spend about $842 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,561 saved annually, at this mileage.

What one full charge costs

At Oklahoma's rate, fully covering this 2027 Mercedes-Benz EQS 550 4matic (SUV)'s 317-mile EPA range costs about $17.8 (133.1 kWh) — the energy the EPA test actually used, not the battery's rated size.

How this compares nationally

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Mercedes-Benz EQS 550 4matic (SUV) in Oklahoma ranks 7,552 for cost savings versus gas — 1 being the best deal nationally. Separately, the Mercedes-Benz EQS 550 4matic (SUV) ranks 303 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

See the methodology guide for exactly which EIA and EPA figures feed 2027 Mercedes-Benz EQS 550 4matic (SUV)'s cost in Oklahoma. 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.