South Dakota home charging cost for the 2026 Volvo EX40

A 2026 Volvo EX40 draws 31.7 kWh per 100 miles per the EPA; at South Dakota's 14.33¢/kWh residential rate that's $4.54 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Charging at home costs a fraction of what gas would here: 71.6% less than gas per mile, here specifically.

2026 Volvo EX40: yearly cost in South Dakota

At fueleconomy.gov's default of 15,000 annual miles, the 2026 Volvo EX40 costs roughly $681 a year to charge at home in South Dakota, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,722 a year.

What one full charge costs

Covering the 2026 Volvo EX40's EPA-rated 296-mile range takes about 93.8 kWh, which costs about $13.45 at South Dakota's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

2026 Volvo EX40 in South Dakota, ranked

This combination ranks 2,633 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Volvo EX40 alone ranks 83 of 400 models for efficiency; South Dakota alone ranks 14 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.

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

Where these figures come from

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. South Dakota's 14.33¢/kWh rate ranks 14 of 51 states; the state rate guide lays out the full spread.