2011 Audi S4 — 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 2011 Audi S4 is a saloon/sedan powered by a 3L 6-cyl supercharged premium gasoline engine. It returns around 25 mpg (UK) / 21 mpg (US EPA) combined. Owners often keep a Audi S4 workshop manual to hand for servicing and repairs.
Compared with the 2010 Audi S4: Fuel economy is essentially unchanged at around 25 mpg (UK) combined. The engine line-up listed by EPA is unchanged. It holds a 4★ overall NHTSA rating (none is on record for the 2010 model).
Full Specifications
| Engine | 3L 6-cyl supercharged |
|---|---|
| Transmission | Automatic (S7) |
| Fuel Type | Premium Gasoline |
| Powertrain | Conventional |
| Drive | All-Wheel Drive |
| Body Style | Saloon/Sedan |
| Passenger Volume (EPA) | 90 cu ft (2,549 L) |
| Luggage Volume (EPA) | 13 cu ft (368 L) |
| Fuel Economy (UK) | 25 combined / 22 urban / 34 extra-urban mpg |
| Fuel Economy (US EPA) | 21 combined / 18 city / 28 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 2011 Audi S4, all with the 3L 6-cyl supercharged engine. 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 (S7) | All-Wheel Drive | 25 | 21 (18/28) | 263 | $3,900 |
| 3L 6-cyl supercharged | Manual 6-spd | All-Wheel Drive | 25 | 21 (18/27) | 263 | $3,900 |
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 90 cubic feet (about 2,549 litres) and luggage volume at 13 cubic feet (about 368 litres). These are US EPA interior-volume figures; they are measured differently from the boot capacity numbers UK manufacturers quote.
Owner Essentials for the 2011 Audi S4
Running Costs: 2011 Audi S4
Covering around 8,000 miles a year in a 2011 Audi S4 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.
2011 Audi S4 Safety Ratings (NHTSA)
Recalls & Owner Complaints (NHTSA)
NHTSA lists 1 safety recall campaign that include the 2011 Audi S4 (as of 6 October 2026). Most affected areas: Fuel system (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Fuel system — campaign 15V019000, reported 20 January 2015. Risk: A fuel leak in the injection system in the presence of an ignition source, increases the risk of a fire.
Owners have filed 26 complaints with NHTSA about the 2011 Audi S4. The most-reported areas are Power train (22), Engine (5), Unspecified (2). Complaints include 1 reported injury. That is well above the median of 16 complaints across the 11 Audi S4 model years in our data.
Used-buyer checklist for the 2011 Audi S4
Based on where NHTSA recalls and owner complaints cluster for this model year, these are the areas worth checking before you buy:
- Transmission & drivetrain (22 owner complaints) — On the test drive, watch for hesitation, jerking or slipping between gears and ask for transmission service history.
- Fuel system (1 recall campaign) — Ask whether any fuel-pump or fuel-system recalls were completed, and watch for hard starting or stalling.
- Engine (5 owner complaints) — Listen for unusual noise on a cold start, check for warning lights and ask for the service records.
- Electrical system (2 owner complaints) — Test every switch, window, light and warning lamp on a test drive, and ask about battery or alternator replacements.
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 2011 Audi S4'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 15 Audi S4 model years we cover, the 2011 ranks 9th for combined fuel economy on its best configuration (25 mpg UK combined, against a high of 29 mpg). See every Audi S4 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 2011 Audi S4
Frequently Asked Questions
What engine does the 2011 Audi S4 have?
It's fitted with a 3L 6-cyl supercharged premium gasoline engine, paired with a automatic (s7) transmission.
What is the fuel economy of the 2011 Audi S4?
The most efficient configuration returns around 25 mpg (UK) combined, or 21 mpg on the US EPA cycle.
How much does the 2011 Audi S4 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 2011 Audi S4 have a good safety rating?
It holds an overall NHTSA rating of 4 stars, with 4 stars for frontal crash protection.
Does the 2011 Audi S4 have any recalls?
NHTSA lists 1 safety recall campaign that include the 2011 Audi S4 (as of 6 October 2026). Most affected areas: Fuel system (1). 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 2011 Audi S4?
Among the 26 owner complaints filed with NHTSA, the most-reported areas are Power train (22 complaints), Engine (5 complaints), Unspecified (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 2011 Audi S4 have?
EPA measures interior passenger volume at 90 cubic feet (about 2,549 litres) and luggage volume at 13 cubic feet (about 368 litres). These are US EPA interior-volume figures, which are measured differently from the UK boot-capacity numbers manufacturers quote.