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

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

A 2026 Mercedes-Benz EQS 450 4matic draws 37 kWh per 100 miles per the EPA; at Rhode Island's 29.45¢/kWh residential rate that's $10.9 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 32% cheaper per mile than gasoline in Rhode Island, charging at home is cheaper than gas here.

What a year of driving costs

Home charging this 2026 Mercedes-Benz EQS 450 4matic in Rhode Island runs about $1,634 over fueleconomy.gov's default 15,000 annual miles, versus about $2,403 for the gasoline equivalent. Call it about $768 saved annually, at this mileage.

What one full charge costs

$39.99, that's what Rhode Island's 29.45¢/kWh rate puts on the 135.8 kWh a 2026 Mercedes-Benz EQS 450 4matic needs for its full 367-mile EPA range.

2026 Mercedes-Benz EQS 450 4matic in Rhode Island, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2026 Mercedes-Benz EQS 450 4matic in Rhode Island ranks 18,248 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 Rhode Island ranks 47 of 51 for cheapest residential electricity.

Before you install a home charger in Rhode Island

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.

Get quotes from local electricians for Level 2 charger installation in Rhode Island before deciding.

More on how this number was built

Every figure on this page traces to a named EIA or EPA dataset, see the methodology guide. Rhode Island 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.