2020 Audi A4 quattro — Full Specifications
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The 2020 Audi A4 quattro is a saloon/sedan powered by a 2L 4-cyl turbo premium gasoline engine. It returns around 32 mpg (UK) / 27 mpg (US EPA) combined. Owners often keep a Audi A4 quattro workshop manual to hand for servicing and repairs.
Compared with the 2019 Audi A4 quattro: Fuel economy is essentially unchanged at around 32 mpg (UK) combined. The engine line-up listed by EPA is unchanged. It holds a 5★ overall NHTSA rating (none is on record for the 2019 model).
Full Specifications
| Engine | 2L 4-cyl turbo |
|---|---|
| Transmission | Automatic (AM-S7) |
| Fuel Type | Premium Gasoline |
| Powertrain | Conventional |
| Drive | All-Wheel Drive |
| Body Style | Saloon/Sedan |
| Passenger Volume (EPA) | 92 cu ft (2,605 L) |
| Luggage Volume (EPA) | 13 cu ft (368 L) |
| Fuel Economy (UK) | 32 combined / 29 urban / 38 extra-urban mpg |
| Fuel Economy (US EPA) | 27 combined / 24 city / 32 highway mpg |
| CO₂ Emissions | 204 g/km |
| EPA Greenhouse Gas Score | 6 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $3,050 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 1 configuration for the 2020 Audi A4 quattro, all with the 2L 4-cyl turbo 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 |
|---|---|---|---|---|---|---|
| 2L 4-cyl turbo | Automatic (AM-S7) | All-Wheel Drive | 32 | 27 (24/32) | 204 | $3,050 |
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 92 cubic feet (about 2,605 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 2020 Audi A4 quattro
Running Costs: 2020 Audi A4 quattro
Covering around 8,000 miles a year in a 2020 Audi A4 quattro at 32 mpg combined, expect roughly 1,136 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $3,050 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.
2020 Audi A4 quattro Safety Ratings (NHTSA)
Recalls & Owner Complaints (NHTSA)
NHTSA lists 3 safety recall campaigns that include the 2020 Audi A4 quattro (as of 6 October 2026). Most affected areas: Tires (1), Seats (1), Suspension (1). A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Tires — campaign 22V034000, reported 26 January 2022. Risk: Rear axle misalignment may cause premature or uneven tire wear, increasing the risk of a crash.
- Seats — campaign 21V874000, reported 10 November 2021. Risk: A disabled passenger air bag increases the risk of injury in the event of a crash.
- Suspension — campaign 21V295000, reported 26 April 2021. Risk: A broken lock nut may misalign the rear axle, causing a loss of control and increasing the risk of a crash.
Owners have filed 127 complaints with NHTSA about the 2020 Audi A4 quattro. The most-reported areas are Electrical system (91), Unspecified (58), Back over prevention (43). Complaints include 1 reported crash. That is well above the median of 29 complaints across the 16 Audi A4 quattro model years in our data.
Used-buyer checklist for the 2020 Audi A4 quattro
Based on where NHTSA recalls and owner complaints cluster for this model year, these are the areas worth checking before you buy:
- Electrical system (91 owner complaints) — Test every switch, window, light and warning lamp on a test drive, and ask about battery or alternator replacements.
- Driver-assist sensors (9 owner complaints) — Check that driver-assist warning lights are off and sensors are clean and undamaged.
- Tyres (1 recall campaign) — Check tyre age and wear and ask about any tyre recalls.
- Seats (1 recall campaign) — Check seat adjusters, head restraints and seat-mounted sensors work, and confirm seat recalls were completed.
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 2020 Audi A4 quattro's 32 mpg is 5 mpg above that make average. Its 204 g/km CO₂ figure is 47 g/km lower than the 251 g/km Audi average.
Of the 16 Audi A4 quattro model years we cover, the 2020 ranks 6th for combined fuel economy on its best configuration (32 mpg UK combined, against a high of 36 mpg). See every Audi A4 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 2020 Audi A4 quattro
Frequently Asked Questions
What engine does the 2020 Audi A4 quattro have?
It's fitted with a 2L 4-cyl turbo premium gasoline engine, paired with a automatic (am-s7) transmission.
What is the fuel economy of the 2020 Audi A4 quattro?
The most efficient configuration returns around 32 mpg (UK) combined, or 27 mpg on the US EPA cycle.
How much does the 2020 Audi A4 quattro cost to fuel per year?
The US EPA estimates about $3,050 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 2020 Audi A4 quattro have a good safety rating?
It holds an overall NHTSA rating of 5 stars, with 4 stars for frontal crash protection.
Does the 2020 Audi A4 quattro have any recalls?
NHTSA lists 3 safety recall campaigns that include the 2020 Audi A4 quattro (as of 6 October 2026). Most affected areas: Tires (1), Seats (1), Suspension (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 2020 Audi A4 quattro?
Among the 127 owner complaints filed with NHTSA, the most-reported areas are Electrical system (91 complaints), Unspecified (58 complaints), Back over prevention (43 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 2020 Audi A4 quattro have?
EPA measures interior passenger volume at 92 cubic feet (about 2,605 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.