DecodedCars2023 Audi A4
Trims, performance, features, fuel economy, safety and known problems — with the pros and cons against similar 2023 models.
- Class
- Compact Cars
- Body styles
- 4dr Sedan Quattro, Allroad Quattro
- Engines
- 2.0L 4-cyl turbo
- Horsepower
- 201–261 hp
- Transmission
- automatic
- Drivetrain
- All-Wheel Drive
- Fuel
- Hybrid
- MPG (best)
- 28 combined · 24 city / 33 hwy
- Length
- 187.4 in
- Curb weight
- 3,633–3,854 lb
- NHTSA rating
- Not rated
- Recalls
- 1 campaign
Pros & cons
What's good
- Hybrid version availableOffered as a hybrid as well as gas.
Watch out for
- Premium fuel requiredEvery gasoline version is rated for premium, which raises running costs.
Calculated from EPA, NHTSA and vPIC data against 28 similar 2023 models — not a review. How we calculate this →
Overview
The 2023 Audi A4 is a compact car offered with a 2.0L 4-cyl turbo engine, including a hybrid version and all-wheel drive.
It measures about 187 inches long and 73 inches wide on a 111-inch wheelbase, with a curb weight of roughly 3,633 lb (4dr Sedan Quattro).
EPA rates its most efficient version at 28 MPG combined (24 city / 33 highway), 1% better than the 2023 compact car average of 27.6 MPG, for an estimated $2,950 a year in fuel.
NHTSA has not published a 5-Star overall rating for this model year.
It has 1 recall campaign on file and owners have filed 11 complaints with NHTSA since 2015, most often about the electrical system.
What changed for 2023
No changes to engines, powertrains, drivetrains, size, EPA ratings or NHTSA crash rating compared with the 2022 A4 — a carry-over year in the data.
Compared with 2022; trim, feature and price changes aren't covered. See the 2022 A4 →
Trims, performance & features
Trims
Safety & driver-assist features
Built in: Neckarsulm, Germany · Ingolstadt, Germany
NHTSA vPIC, as reported by the manufacturer for 5 2023 A4 configurations; may not list every trim. How we calculate this →
Dimensions & weight
| Body | Length | Width | Height | Wheelbase | Track F / R | Curb weight | Weight F/R |
|---|---|---|---|---|---|---|---|
| 4dr Sedan Quattro | 187.4 in | 72.8 in | 56.3 in | 111 in | 61.8 / 61 in | 3,633 lb | 56/44 |
| Allroad Quattro | 187.4 in | 72.8 in | 59.1 in | 111 in | 62.2 / 61.8 in | 3,854 lb |
Transport Canada CVS (Open Government Licence – Canada), Canadian-market figures.
Will it fit your garage? Check with your measurements →Engines, MPG & running costs
| Version | Engine | Transmission | Drive | City / Hwy / Comb | vs. class | Fuel / yr | CO₂ g/mi |
|---|---|---|---|---|---|---|---|
| A4 quattro Hybrid | 2.0L 4-cyl turbo | Automatic (AM-S7) | All-Wheel Drive | 24 / 33 / 28 | +1% | $2,950 | 322 |
| A4 S-Line quattro Hybrid | 2.0L 4-cyl turbo | Automatic (AM-S7) | All-Wheel Drive | 24 / 32 / 27 | -2% | $3,050 | 326 |
| A4 allroad quattro Hybrid | 2.0L 4-cyl turbo | Automatic (AM-S7) | All-Wheel Drive | 23 / 30 / 26 | -16% | $3,150 | 344 |
EPA estimates; "vs. class" is combined MPG against the 2023 EPA class average. How we calculate this →
Safety ratings & technology
NHTSA has not published 5-Star ratings for the 2023 Audi A4.
Similar 2023 compact cars
| Model | Best MPG / range | NHTSA overall | Recalls |
|---|---|---|---|
| 2023 Audi A4 (this car) | 28 MPG | Not rated | 1 |
| 2023 BMW 3 Series | 29 MPG | Not rated | 1 |
| 2023 Tesla Model 3 | 358 mi | ★★★★★ | 12 |
| 2023 Audi A6 | 27 MPG | Not rated | 1 |
| 2023 Tesla Model S | 405 mi | Not rated | 13 |
| 2023 Audi A5 | 28 MPG | Not rated | 0 |
| 2023 Lexus ES | 44 MPG | Not rated | 2 |
Recalls (1)
Air Bags › Sensor › Occupant Classification › Front Passenger · Apr 3, 2024
NHTSA campaign 24V251000 · 91 vehicles
- Problem
- Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2023 Audi S5 Cabriolet, A4 Allroad, Q5 Sportback, A3 Sedan, S5 Sportback, SQ7, TT Coupe, TT Roadster, RS5 Sportback, 2024 A8, E-Tron Quattro, E-Tron Sportback Quattro, Q8, RSQ8, 2023-2024 Q3, Q5, and Q7 vehicles. An electrical connection in the front passenger seat for the occupant detection system (ODS) control module may loosen and deactivate the front passenger air bag.
- Risk
- A deactivated front passenger air bag will not deploy during a crash, increasing the risk of injury.
- Fix
- Dealers will replace the passenger seat occupant detection system control module, free of charge. Owner notification letters were mailed on May 8, 2024. Owners may contact Audi customer service at 1-800-253-2834. Volkswagen's number for this recall is 69GU.
Not every 2023 Audi A4 is affected — only a VIN check confirms your car.
Owner-reported problems
Unverified owner reports; best-sellers collect more.
Used 2023 Audi A4 buyer's checklist
- Run the VIN at nhtsa.gov/recalls. 1 recall this year — ask for proof of repairs.
- Electrical System — 3 owner reports. Test every window, lock, light, screen and USB port; check the battery age.
- Engine — 3 owner reports. Cold-start the engine, listen for knocking, and watch for warning lights or hesitation on acceleration.
- Forward Collision Avoidance › Automatic Emergency Braking — 2 owner reports. Make sure driver-assist systems and the backup camera work without error messages.
- Mileage to watch. Owners typically reported problems around 30,000 miles; ask what was repaired near that point.
- Hybrid system. Check for hybrid-system warning lights and ask whether the high-voltage battery has been replaced or is still under warranty.
- Before you pay: service records, a history report and an independent inspection.
Generated by DecodedCars from NHTSA recalls and owner complaints for the 2023 Audi A4. Not a substitute for a professional inspection.
Other A4 years
Compare all years →| Year | MPG (best) | Length | Overall | Recalls | Complaints |
|---|---|---|---|---|---|
| 2025 A4 | 29 | 187.4 in | Not rated | 0 | 1 |
| 2024 A4 | 30 | 187.4 in | Not rated | 0 | 6 |
| 2022 A4 | 29 | 187.4 in | Not rated | 3 | 7 |
| 2021 A4 | 28 | 187.4 in | Not rated | 4 | 13 |
| 2020 A4 | 30 | 187.4 in | Not rated | 3 | 158 |
| 2019 A4 | 30 | 186.2 in | Not rated | 1 | 13 |
| 2018 A4 | 31 | 186.2 in | Not rated | 4 | 54 |
| 2017 A4 | 31 | 186.2 in | Not rated | 6 | 87 |
| 2016 A4 | 27 | 185 in | Not rated | 3 | 26 |
| 2015 A4 | 26 | 185.8 in | Not rated | 4 | 43 |
| 2014 A4 | 26 | 185.8 in | Not rated | 4 | 70 |
| 2013 A4 | 26 | 185 in | Not rated | 4 | 90 |
Sources: EPA, NHTSA, Transport Canada, Wikimedia Commons. Not affiliated with NHTSA, the EPA or Audi. How we calculate this →