2027 Audi S e-tron GT (20 inch wheels): home charging cost in California

At California's residential electricity rate of 33.17¢/kWh, a 2027 Audi S e-tron GT (20 inch wheels) (rated 37.6 kWh per 100 miles by the EPA) costs $12.49 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. Charging at home is cheaper than gas here: 22% less than gas per mile, here specifically.

2027 Audi S e-tron GT (20 inch wheels): yearly cost in California

Driving 15,000 miles a year — fueleconomy.gov's own default assumption — a 2027 Audi S e-tron GT (20 inch wheels) charged at home in California costs about $1,873/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $530 a year.

What one full charge costs

A 2027 Audi S e-tron GT (20 inch wheels) needs roughly 112.9 kWh to reach its EPA-rated 300-mile range, which runs about $37.46 at 33.17¢/kWh in California.

How this compares nationally

This combination ranks 19,274 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Audi S e-tron GT (20 inch wheels) alone ranks 209 of 400 models for efficiency; California alone ranks 50 of 51 states for electricity price.

Getting set up to charge a 2027 Audi S e-tron GT (20 inch wheels) at home

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 California before deciding.

Where these figures come from

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. California has some of the highest residential electricity rates in the country — see the guide to why the cost varies so much by state for the full picture.