Charging a 2027 Audi A6 e-tron quattro at home in Colorado

A 2027 Audi A6 e-tron quattro draws 32 kWh per 100 miles per the EPA; at Colorado's 16.65¢/kWh residential rate that's $5.32 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 66.8% cheaper per mile than gasoline in Colorado — charging at home costs a fraction of what gas would here.

Annual cost, at 15 thousands miles a year

Colorado owners putting 15,000 annual miles on a 2027 Audi A6 e-tron quattro spend about $799 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,604 saved annually, at this mileage.

Cost of a full charge

At Colorado's rate, fully covering this 2027 Audi A6 e-tron quattro's 327-mile EPA range costs about $17.41 (104.6 kWh) — the energy the EPA test actually used, not the battery's rated size.

Where this ranks

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Audi A6 e-tron quattro in Colorado ranks 6,026 for cost savings versus gas — 1 being the best deal nationally. Separately, the Audi A6 e-tron quattro ranks 86 of 400 EV models for raw efficiency, and Colorado ranks 30 of 51 for cheapest residential electricity.

Next step: home charger installation

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.

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

More on how this number was built

Every figure on this page traces to a named EIA or EPA dataset — see the methodology guide. At 16.65¢/kWh, Colorado sits in the middle of the national range — the guide to why charging cost varies by state shows where.