Charging a 2027 Subaru Solterra 20 AWD at home in Utah

At Utah's residential electricity rate of 13.17¢/kWh, a 2027 Subaru Solterra 20 AWD (rated 28.9 kWh per 100 miles by the EPA) costs $3.81 to drive 100 miles on home charging, against $16.02 for the same distance in a car averaging 25.5 mpg on gasoline at $4.085/gallon. That works out to 76.2% cheaper per mile than gasoline in Utah — charging at home costs a fraction of what gas would here.

Annual cost, at 15 thousands miles a year

Utah owners putting 15,000 annual miles on a 2027 Subaru Solterra 20 AWD spend about $571 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,832 saved annually, at this mileage.

What one full charge costs

At Utah's rate, fully covering this 2027 Subaru Solterra 20 AWD's 278-mile EPA range costs about $10.59 (80.4 kWh) — the energy the EPA test actually used, not the battery's rated size.

2027 Subaru Solterra 20 AWD in Utah, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Subaru Solterra 20 AWD in Utah ranks 560 for cost savings versus gas — 1 being the best deal nationally. Separately, the Subaru Solterra 20 AWD ranks 35 of 400 EV models for raw efficiency, and Utah ranks 4 of 51 for cheapest residential electricity.

Before you install a home charger in Utah

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 Utah before deciding.

More on how this number was built

The methodology guide names the exact EIA and EPA tables behind this page's numbers. Utah is one of the cheapest states for home electricity — the guide to why the cost varies so much by state covers what drives that.