Charging a 2027 Vinfast VF 8 Eco at home in Montana

A 2027 Vinfast VF 8 Eco draws 46.2 kWh per 100 miles per the EPA; at Montana's 13.77¢/kWh residential rate that's $6.37 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 60.2% cheaper per mile than gasoline in Montana — charging at home is much cheaper than gas here.

What a year of driving costs

Montana owners putting 15,000 annual miles on a 2027 Vinfast VF 8 Eco spend about $955 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,448 saved annually, at this mileage.

Cost of a full charge

At Montana's rate, fully covering this 2027 Vinfast VF 8 Eco's 256-mile EPA range costs about $16.3 (118.4 kWh) — the energy the EPA test actually used, not the battery's rated size.

2027 Vinfast VF 8 Eco in Montana, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Vinfast VF 8 Eco in Montana ranks 11,005 for cost savings versus gas — 1 being the best deal nationally. Separately, the Vinfast VF 8 Eco ranks 363 of 400 EV models for raw efficiency, and Montana ranks 10 of 51 for cheapest residential electricity.

Before you install a home charger in Montana

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 Montana before deciding.

More on how this number was built

See the methodology guide for exactly which EIA and EPA figures feed 2027 Vinfast VF 8 Eco's cost in Montana. Montana's 13.77¢/kWh rate ranks 10 of 51 states; the state rate guide lays out the full spread.