Tennessee home charging cost for the 2027 Subaru Solterra AWD

In Tennessee, home electricity runs 13.9¢/kWh — put a 2027 Subaru Solterra AWD's EPA-rated 28 kWh/100mi against that and 100 miles costs $3.89, versus $16.02 for a gas car averaging 25.5 mpg. Charging at home costs a fraction of what gas would here: 75.7% less than gas per mile, here specifically.

What a year of driving costs

At fueleconomy.gov's default of 15,000 annual miles, the 2027 Subaru Solterra AWD costs roughly $583 a year to charge at home in Tennessee, against roughly $2,403 a year for an equivalent gas car. That's a savings of about $1,820 a year.

What one full charge costs

Covering the 2027 Subaru Solterra AWD's EPA-rated 288-mile range takes about 80.5 kWh, which costs about $11.19 at Tennessee's residential rate — figured from the EPA's own combined range and consumption numbers, not the pack's nameplate capacity.

2027 Subaru Solterra AWD in Tennessee, ranked

This combination ranks 715 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Subaru Solterra AWD alone ranks 26 of 400 models for efficiency; Tennessee alone ranks 13 of 51 states for electricity price.

Before you install a home charger in Tennessee

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.

Get quotes from local electricians for Level 2 charger installation in Tennessee before deciding.

Where these figures come from

The methodology guide names the exact EIA and EPA tables behind this page's numbers. At 13.9¢/kWh, Tennessee sits in the middle of the national range — the guide to why charging cost varies by state shows where.