2018 Audi A4
US · Compact Cars
The 2018 Audi A4 is listed in the US market with gasoline power. Every figure below carries the source it came from, and anything our sources do not publish is left out rather than estimated.
- Engine
- 2.0L 4-cylinder turbocharged (SIDI)
- Power
- Not available
- Torque
- Not available
- Transmission
- Varies by configuration: Manual, Dual-clutch
- Drivetrain
- Varies by configuration: AWD, FWD
- Fuel
- Gasoline
- Seating
- Not available
Key Performance & Dimensions
Engine
| Specification | Value | Source |
|---|---|---|
| Engine | 2.0L 4-cylinder turbocharged (SIDI) | |
| Displacement | 2.0 L | |
| Cylinders | 4 | |
| Aspiration | Turbocharged | |
| Fuel type | Gasoline | EPA fueleconomy.gov |
Not available from our sources: Power, Torque.
Transmission and drivetrain
| Specification | Value | Source |
|---|---|---|
| Transmission | Varies by configuration: Manual, Dual-clutch | |
| Gears | 6 to 7 | |
| Drivetrain | Varies by configuration: AWD, FWD |
Fuel economy and range
| Specification | Value | Source |
|---|---|---|
| Combined | 31 mpg (7.6 L/100 km) to 27 mpg (8.7 L/100 km) | EPA fueleconomy.gov |
| City | 27 mpg (8.7 L/100 km) to 24 mpg (9.8 L/100 km) | |
| Highway | 37 mpg (6.4 L/100 km) to 33 mpg (7.1 L/100 km) |
Not available from our sources: Electric range, Battery capacity.
Trims and configurations
3 configurations listed by our sources. Engines, drivetrains and fuel economy can differ between them.
Recalls
NHTSA lists 1 recall campaign for this model year. Last checked October 12, 2026.
21V874000: SEATS
Volkswagen Group of America, Inc. (Audi) is recalling certain 2017-2020 A4 Allroad, A4 Sedan, 2018-2019 RS5 Coupe, 2019 RS5 Sportback, 2018-2020 A5 Cabriolet, A5 Coupe, A5 Sportback, S4 Sedan, S5 Cabriolet, S5 Coupe, and Audi S5 Sportback vehicles. The cable connecting the seat heater to the Passenger Occupant Detection System (PODS) may have a contact fault, causing the software to misdiagnose…
Remedy: Dealers will replace the connecting cable and either the heating mat or entire seat cover, free of charge. Owner notification letters were mailed January 7, 2022. Owners may contact Audi customer service at 1-800-253-2834. Audi's…
Reported November 10, 2021. View on NHTSA
Data sources
- EPA fueleconomy.gov · retrieved October 12, 2026 · US Government public data
- NHTSA vPIC · retrieved October 12, 2026 · US Government public data
Source checked: October 12, 2026
Data verified: October 12, 2026
Specifications can vary by market, trim, configuration and production date. Confirm with the manufacturer before buying parts or making safety decisions. Report an error.
Related vehicles
- 2017 Audi A4
Gasoline
2.0L 4-cylinder turbocharged (SIDI) · Varies by configuration: AWD, FWD
31 mpg (7.6 L/100 km) to 25 mpg (9.4 L/100 km) - 2019 Audi A4
Gasoline
2.0L 4-cylinder turbocharged (SIDI) · Varies by configuration: AWD, FWD
30 mpg (7.8 L/100 km) to 25 mpg (9.4 L/100 km)
Frequently asked questions
What engine does the 2018 Audi A4 have?
2.0L 4-cylinder turbocharged (SIDI). Engines can differ by trim, so check the trim list below.
What is the fuel economy of the 2018 Audi A4?
Combined fuel economy is 31 mpg (7.6 L/100 km) to 27 mpg (8.7 L/100 km), as published by the source shown in the specification table.
Is the 2018 Audi A4 front-wheel, rear-wheel or all-wheel drive?
Drivetrain: Varies by configuration: AWD, FWD.
Are there recalls for the 2018 Audi A4?
NHTSA lists 1 recall campaign for this model year (last checked October 12, 2026). Details are in the Recalls section.