2027 Subaru Uncharted 20 inch AWD: home charging cost in Tennessee

A 2027 Subaru Uncharted 20 inch AWD draws 29.5 kWh per 100 miles per the EPA; at Tennessee's 13.9¢/kWh residential rate that's $4.1 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: 74.4% less than gas per mile, here specifically.

What a year of driving costs

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2027 Subaru Uncharted 20 inch AWD charged at home in Tennessee costs about $615/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,788 a year.

Filling up the 2027 Subaru Uncharted 20 inch AWD, in dollars

A 2027 Subaru Uncharted 20 inch AWD needs roughly 80.5 kWh to reach its EPA-rated 273-mile range, which runs about $11.19 at 13.9¢/kWh in Tennessee.

2027 Subaru Uncharted 20 inch AWD in Tennessee, ranked

This combination ranks 1,204 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Subaru Uncharted 20 inch AWD alone ranks 49 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.