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

A 2027 Audi A6 e-tron draws 30.3 kWh per 100 miles per the EPA; at Massachusetts's 30.06¢/kWh residential rate that's $9.12 per 100 miles charged at home, versus $16.02 for a 25.5-mpg gas car covering the same distance. That works out to 43.1% cheaper per mile than gasoline in Massachusetts — charging at home is much cheaper than gas here.

What a year of driving costs

Massachusetts owners putting 15,000 annual miles on a 2027 Audi A6 e-tron spend about $1,368 on home electricity, compared to about $2,403 a gas-car equivalent would spend on fuel. Call it about $1,035 saved annually, at this mileage.

Cost of a full charge

At Massachusetts's rate, fully covering this 2027 Audi A6 e-tron's 348-mile EPA range costs about $31.74 (105.6 kWh) — the energy the EPA test actually used, not the battery's rated size.

2027 Audi A6 e-tron in Massachusetts, ranked

Among all 20,400 state-and-model combinations this site tracks, charging a 2027 Audi A6 e-tron in Massachusetts ranks 16,512 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 Massachusetts ranks 49 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 Massachusetts 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. Massachusetts 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.