FuelFacts

2017 Audi A6 MPG & Specs — Real-World vs EPA, All Trims

Every gas trim of this model takes premium.

28
MPG combined (24 city / 34 hwy)
$2,507
est. fuel / year (today's prices, 15k mi)
Premium
gas type

Is the 2017 Audi A6 good on gas?

At up to 28 MPG combined, the 2017 Audi A6 is better than average for a Midsize Cars — that class averages about 23.0 MPG across 5,710 EPA-tested versions, so it's a good pick on fuel for its size.

Real-world MPG vs the EPA number

The EPA figures above come from a standardized dynamometer test, not the open road — real-world MPG typically runs a bit lower depending on your driving, climate and terrain. That's true of every car on this site, old or new.

At today's AAA national average price — $4.68/gal for premium gas as of 2026-07-05 — the most efficient trim runs about $2,507/year (roughly $209/month, about $16.71 per 100 miles) at the EPA's assumed 15,000 miles/year, using an estimated 536 gallons a year. We don't estimate a cost-per-fill since exact tank size isn't in the public EPA dataset, but the per-100-mile figure scales to any tank. Current national average gas prices →

2017 Audi A6 trims & fuel economy

Trim (engine / transmission)FuelMPGFuel/yr (today's price)
2.0L 4-cyl, AM-S7 automatic, FWDPREMIUM28$2,507
Where the EPA lists premium, that’s the fuel the maker specified for the mileage test — many such engines run on regular with slightly less power/MPG. Whether premium is required or just recommended is an owner’s-manual detail the EPA dataset omits, so we don’t guess it.

2017 Audi A6 specs

What the EPA test-car listings record for this model year — every combination sold is a row in the trims table above.

Engine options2.0L 4-cyl turbo
TransmissionAM-S7 automatic
Drive typeFWD
EPA body classMidsize Cars
FuelPremium
Tailpipe CO₂317 g/mi

Other years of the Audi A6

2018 Audi A62016 Audi A62015 Audi A62014 Audi A62013 Audi A62012 Audi A62011 Audi A62010 Audi A6

Similar cars (Midsize Cars)

2017 Mercedes-Benz B250e2017 Honda Accord Hybrid2017 Ford C-MAX Energi Plug-In Hybrid2017 Honda Accord2017 Chrysler 2002017 Hyundai Elantra GT

Cars that take premium · Cheapest cars to fuel · Where fuel grade depends on the trim · Fuel guides

1 trim(s) · EPA FuelEconomy.gov data retrieved 2026-07-24 · fuel prices AAA national average as of 2026-07-05.