2027 Audi A6 e-tron quattro ultra: home charging cost in Connecticut

A 2027 Audi A6 e-tron quattro ultra draws 28.7 kWh per 100 miles per the EPA; at Connecticut's 28.82¢/kWh residential rate that's $8.28 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. Charging at home is much cheaper than gas here: 48.3% 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 Audi A6 e-tron quattro ultra charged at home in Connecticut costs about $1,243/year in electricity, against about $2,403/year for the gas-car comparison. That's a savings of about $1,160 a year.

Filling up the 2027 Audi A6 e-tron quattro ultra, in dollars

A 2027 Audi A6 e-tron quattro ultra needs roughly 103.5 kWh to reach its EPA-rated 360-mile range, which runs about $29.82 at 28.82¢/kWh in Connecticut.

2027 Audi A6 e-tron quattro ultra in Connecticut, ranked

This combination ranks 15,469 of 20,400 state/model pairs for cost savings against gas (1 is cheapest). The Audi A6 e-tron quattro ultra alone ranks 33 of 400 models for efficiency; Connecticut alone ranks 45 of 51 states for electricity price.

Before you install a home charger in Connecticut

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.

Ask a licensed Connecticut electrician to quote the install before this math becomes a real decision.

Where these figures come from

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. Connecticut's 28.82¢/kWh rate ranks 45 of 51 states; the state rate guide lays out the full spread.