2026 Mercedes-Benz EQS 450 Plus: home charging cost in Hawaii

In Hawaii, home electricity runs 45.95¢/kWh — put a 2026 Mercedes-Benz EQS 450 Plus's EPA-rated 34 kWh/100mi against that and 100 miles costs $15.63, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home costs a little less than gas here: 2.4% less than gas per mile, here specifically.

2026 Mercedes-Benz EQS 450 Plus: yearly cost in Hawaii

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2026 Mercedes-Benz EQS 450 Plus charged at home in Hawaii costs about $2,344/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $59 a year.

Cost of a full charge

A 2026 Mercedes-Benz EQS 450 Plus needs roughly 132.6 kWh to reach its EPA-rated 390-mile range, which runs about $60.95 at 45.95¢/kWh in Hawaii.

How this compares nationally

This combination ranks 20,067 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Mercedes-Benz EQS 450 Plus alone ranks 122 of 400 models for efficiency; Hawaii alone ranks 51 of 51 states for electricity price.

Next step: home charger installation

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.

Ask a licensed Hawaii electrician to quote the install before this math becomes a real decision.

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Hawaii 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.