Charging a 2027 Audi A6 e-tron at home in California

In California, home electricity runs 33.17¢/kWh — put a 2027 Audi A6 e-tron's EPA-rated 30.3 kWh/100mi against that and 100 miles costs $10.06, versus $16.02 for a gas car averaging 25.5 mpg. That works out to 37.2% cheaper per mile than gasoline in California — charging at home is cheaper than gas here.

What a year of driving costs

California owners putting 15,000 annual miles on a 2027 Audi A6 e-tron spend about $1,510 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $893 saved annually, at this mileage.

Cost of a full charge

At California's rate, fully covering this 2027 Audi A6 e-tron's 348-mile EPA range costs about $35.02 (105.6 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 in California ranks 17,469 for cost savings versus gas — 1 being the best deal nationally. Separately, the Audi A6 e-tron ranks 65 of 400 EV models for raw efficiency, and California ranks 50 of 51 for cheapest residential electricity.

Getting set up to charge a 2027 Audi A6 e-tron at home

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 California electrician to quote the install before this math becomes a real decision.

More on how this number was built

The methodology guide names the exact EIA and EPA tables behind this page's numbers. 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.