2026 Mercedes-Benz EQS 580 4matic: home charging cost in Delaware

A 2026 Mercedes-Benz EQS 580 4matic draws 35.6 kWh per 100 miles per the EPA; at Delaware's 17.74¢/kWh residential rate that's $6.32 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Charging at home is much cheaper than gas here: 60.6% less than gas per mile, here specifically.

What a year of driving costs

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 Mercedes-Benz EQS 580 4matic charged at home in Delaware costs about $948/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,455 a year.

Cost of a full charge

A 2026 Mercedes-Benz EQS 580 4matic needs roughly 132.2 kWh to reach its EPA-rated 371-mile range, which runs about $23.44 at 17.74¢/kWh in Delaware.

2026 Mercedes-Benz EQS 580 4matic in Delaware, ranked

This combination ranks 10,711 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Mercedes-Benz EQS 580 4matic alone ranks 160 of 400 models for efficiency; Delaware alone ranks 33 of 51 states for electricity price.

Getting set up to charge a 2026 Mercedes-Benz EQS 580 4matic at home

The numbers above assume Level 2 home charging is already in place — the electrical work behind that is a real, separate cost that varies by panel, wiring, and local labor rates, not something this page's per-mile math includes.

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

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Delaware's 17.74¢/kWh rate ranks 33 of 51 states; the state rate guide lays out the full spread.