2026 Mercedes-Benz EQS 450 Plus, ID Charging Cost

Idaho home charging cost for the 2026 Mercedes-Benz EQS 450 Plus

In Idaho, home electricity runs 12.8¢/kWh, put a 2026 Mercedes-Benz EQS 450 Plus's EPA-rated 34 kWh/100mi against that and 100 miles costs $4.35, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home costs a fraction of what gas would here: 72.8% less than gas per mile, here specifically.

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

At fueleconomy.gov's default of 15,000 annual miles, the 2026 Mercedes-Benz EQS 450 Plus costs roughly $653 a year to charge at home in Idaho, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,750 a year.

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

Covering the 2026 Mercedes-Benz EQS 450 Plus's EPA-rated 390-mile range takes about 132.6 kWh, which costs about $16.98 at Idaho's residential rate, figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

How this compares nationally

This combination ranks 1,919 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; Idaho alone ranks 3 of 51 states for electricity price.

Before you install a home charger in Idaho

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 Idaho electrician quotes for Level 2 install before you commit either way.

Where these figures come from

See the methodology guide for exactly which EIA and EPA figures feed 2026 Mercedes-Benz EQS 450 Plus's cost in Idaho. Idaho is one of the cheapest states for home electricity, the guide to why the cost varies so much by state covers what drives that.