2010 Audi A6 quattro — Full Specifications
As an Amazon Associate and CJ Affiliate and AWIN publisher we earn from qualifying purchases. Links below are affiliate links.
Running gear matters most — before anything else, UK: check tyre prices at TirendoUS: check wheel & tyre prices at WheelHero for this car's fitment.
The 2010 Audi A6 quattro is a saloon/sedan offered with 2 engines (3L 6-cyl supercharged, 4.2L 8-cyl). Its most fuel-efficient configuration returns around 25 mpg (UK) / 21 mpg (US EPA) combined, with 22–25 mpg (UK) across all configurations. Owners often keep a Audi A6 quattro workshop manual to hand for servicing and repairs.
Full Specifications
| Engine (most efficient) | 3L 6-cyl supercharged |
|---|---|
| Engine options | 3L 6-cyl supercharged · 4.2L 8-cyl |
| Transmission (most efficient) | Automatic (S6) |
| Fuel Type | Premium Gasoline |
| Powertrain | Conventional |
| Drive | All-Wheel Drive |
| Body Style | Saloon/Sedan |
| Passenger Volume (EPA) | 98 cu ft (2,775 L) |
| Luggage Volume (EPA) | 16 cu ft (453 L) |
| Fuel Economy (UK) | 25 combined / 22 urban / 31 extra-urban mpg |
| Fuel Economy (US EPA) | 21 combined / 18 city / 26 highway mpg |
| CO₂ Emissions | 263 g/km |
| EPA Est. Annual Fuel Cost | $3,900 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 2 configurations for the 2010 Audi A6 quattro across 2 engines (3L 6-cyl supercharged, 4.2L 8-cyl). Combined fuel economy ranges from 18 to 21 mpg (US), or 22 to 25 mpg (UK), depending on engine, transmission and drive. The headline figures at the top of this page describe the most fuel-efficient configuration.
| Engine | Transmission | Drive | MPG (UK) | MPG (US) | CO₂ g/km | Fuel cost / yr |
|---|---|---|---|---|---|---|
| 3L 6-cyl supercharged | Automatic (S6) | All-Wheel Drive | 25 | 21 (18/26) | 263 | $3,900 |
| 4.2L 8-cyl | Automatic (S6) | All-Wheel Drive | 22 | 18 (16/23) | 307 | $4,550 |
MPG (US) shows combined, with city/highway in brackets. Highlighted row = the configuration used for the headline figures. Source: US EPA fueleconomy.gov.
EPA measures interior passenger volume at 98 cubic feet (about 2,775 litres) and luggage volume at 16 cubic feet (about 453 litres). These are US EPA interior-volume figures; they are measured differently from the boot capacity numbers UK manufacturers quote.
Owner Essentials for the 2010 Audi A6 quattro
Running Costs: 2010 Audi A6 quattro
Covering around 8,000 miles a year in a 2010 Audi A6 quattro at 25 mpg combined, expect roughly 1,455 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $3,900 a year in fuel for the most efficient configuration (15,000 miles, national average prices). Work out exact fuel costs with the fuel cost calculator on 247Calculators.
Convert between MPG and L/100km with the unit converters on 247QuickTools. Not sure what tyre size fits? 247TyreCheck explains tyre sizing.
Only need this car occasionally? See our buy vs rent comparison.
2010 Audi A6 quattro Safety Ratings (NHTSA)
No NHTSA crash-test rating is on record for this model year. The NHTSA rates only a subset of vehicles each year; you can browse every rated vehicle on our NHTSA Safety Ratings hub.
Recalls & Owner Complaints (NHTSA)
NHTSA lists 3 safety recall campaigns that include the 2010 Audi A6 quattro (as of 6 October 2026). Most affected areas: Air bags (3). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Air bags — campaign 18V427000, reported 22 June 2018. Risk: An inflator explosion may result in sharp metal fragments striking the driver or other occupants resulting in serious injury or death.
- Air bags — campaign 18V004000, reported 4 January 2018. Risk: An inflator explosion may result in sharp metal fragments striking the driver or other occupants resulting in serious injury or death.
- Air bags — campaign 16V382000, reported 1 June 2016. Risk: An inflator rupture may result in metal fragments striking the vehicle occupants resulting in serious injury or death.
Owners have filed 17 complaints with NHTSA about the 2010 Audi A6 quattro. The most-reported areas are Air bags (11), Seat belts (3), Electrical system (2). Complaints include 2 reported crashes, 1 reported fire. That is close to the median of 21 complaints across the 14 Audi A6 quattro model years in our data.
Used-buyer checklist for the 2010 Audi A6 quattro
Based on where NHTSA recalls and owner complaints cluster for this model year, these are the areas worth checking before you buy:
- Air bags (3 recall campaigns · 11 owner complaints) — Confirm any air bag inflator or module recalls were completed — enter the VIN at nhtsa.gov/recalls.
- Seat belts (3 owner complaints) — Check every belt latches and retracts properly and that any restraint recalls were completed.
- Electrical system (2 owner complaints) — Test every switch, window, light and warning lamp on a test drive, and ask about battery or alternator replacements.
- Engine cooling (2 owner complaints) — Check coolant level, look for leaks and make sure the temperature stays steady in traffic.
Source: US NHTSA recall and consumer-complaint databases, retrieved 6 October 2026. Complaints are unverified owner reports, not confirmed defects. Check any vehicle by VIN at nhtsa.gov/recalls, and see our guide to checking a used car for recalls.
How It Compares
Audi models in our database average about 27 mpg (UK) combined on their most efficient configuration; the 2010 Audi A6 quattro's 25 mpg is 2 mpg below that make average. Its 263 g/km CO₂ figure is 12 g/km higher than the 251 g/km Audi average.
Of the 16 Audi A6 quattro model years we cover, the 2010 ranks 15th for combined fuel economy on its best configuration (25 mpg UK combined, against a high of 36 mpg). See every Audi A6 quattro year side by side.
Last updated: · Data: US EPA (fueleconomy.gov) and NHTSA safety ratings 18 July 2026; NHTSA recalls and complaints 6 October 2026; Wikidata & curated EU catalogue 18 July 2026; European generation and engine data from Wikipedia 7 October 2026
Vehicle data sourced from manufacturer specifications. Always verify with your vehicle handbook or a qualified mechanic. This is a reference tool, not professional advice.
Recommended Accessories for the 2010 Audi A6 quattro
Frequently Asked Questions
What engine does the 2010 Audi A6 quattro have?
EPA lists 2 engines for the 2010 Audi A6 quattro: 3L 6-cyl supercharged, 4.2L 8-cyl. The most fuel-efficient configuration pairs the 3L 6-cyl supercharged with a automatic (s6).
What is the fuel economy of the 2010 Audi A6 quattro?
The most efficient configuration returns around 25 mpg (UK) combined, or 21 mpg on the US EPA cycle. Across all configurations the UK combined figure runs from 22 to 25 mpg.
How much does the 2010 Audi A6 quattro cost to fuel per year?
The US EPA estimates about $3,900 a year in fuel for the most efficient configuration, based on 15,000 miles of mixed driving and national average fuel prices. Your own cost will depend on mileage and local prices.
Does the 2010 Audi A6 quattro have any recalls?
NHTSA lists 3 safety recall campaigns that include the 2010 Audi A6 quattro (as of 6 October 2026). Most affected areas: Air bags (3). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
What are the most common problems reported for the 2010 Audi A6 quattro?
Among the 17 owner complaints filed with NHTSA, the most-reported areas are Air bags (11 complaints), Seat belts (3 complaints), Electrical system (2 complaints). Complaints are unverified owner reports, not confirmed defects, and raw counts rise with how many cars were sold.
How much interior and luggage space does the 2010 Audi A6 quattro have?
EPA measures interior passenger volume at 98 cubic feet (about 2,775 litres) and luggage volume at 16 cubic feet (about 453 litres). These are US EPA interior-volume figures, which are measured differently from the UK boot-capacity numbers manufacturers quote.