Audi A4 B9
Produced from 2016–2024, the Audi A4 B9 (8W) is catalogued here with 3 powertrains. 3 petrol, spanning 190 to 354 hp. The quickest version, the S4 3.0 TFSI quattro, covers 0–100 km/h in 4.7 seconds. For fuel costs, the 40 TFSI 2.0 leads the range at 37 MPG (EPA combined). Externally it measures 4726 × 1842 × 1427 mm on a 2820 mm wheelbase. Full engine, transmission, performance, economy and weight data is compared trim-by-trim below, with EPA and NHTSA sources cited at the bottom of the page.
Generation Quick Facts: The Audi A4 B9 (8W) was manufactured from 2016 – 2024 (2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024 model years) as a sedan. Across 3 verified powertrains, power outputs range from 190 to 354 hp, with top fuel economy reaching 37.0 MPG combined (40 TFSI 2.0).
Power range
190–354 hp
Quickest 0–100
4.7 s
Best combined
37 MPG
Length
4.73 m
01Decision support
Which A4 B9 suits you?
Daily driver · least fuel
40 TFSI 2.0
37.0 MPG combined
It burns up to 32% less fuel per mile than the thirstiest A4 B9.
Performance · quickest
S4 3.0 TFSI quattro
0–100 km/h in 4.7s · 354 hp
Genuinely quick, with hot-hatch pace from a family body.
Sweet spot · balance
45 TFSI quattro
245 hp · 30.0 MPG
Sits mid-range for power without paying the fuel or price tax of the flagship trim. Usually the best value on the used market.
023 powertrains (3 petrol)
Full specifications
| Specification | 40 TFSI 2.0Petrol | 45 TFSI quattroPetrol | S4 3.0 TFSI quattroPetrol |
|---|---|---|---|
| Engine | |||
| Engine code | EA888 gen3B | EA888 gen3 | EA839 |
| Fuel type | Petrol | Petrol | Petrol |
| Displacement | 2.0L (1,984 cc) | 2.0L (1,984 cc) | 3.0L (2,995 cc) |
| Aspiration | Turbocharged | Turbocharged | Turbocharged |
| Cylinders | I4 | I4 | V6 |
| Power & Performance | |||
| Power | 190 hp / 142 kW | 245 hp / 183 kW | 354 hp / 264 kW |
| Torque | 320 Nm / 236 lb-ft | 370 Nm / 273 lb-ft | 500 Nm / 369 lb-ft |
| 0–100 km/h | 7.3 s | 5.8 s | 4.7 s |
| Top speed | 210 km/h (130 mph) | 250 km/h (155 mph) | 250 km/h (155 mph) |
| Transmission & Drivetrain | |||
| Transmission | Dual-clutch | Dual-clutch | Automatic |
| Gears | 7 | 7 | 8 |
| Drivetrain | FWD | AWD | AWD |
| Fuel Economy & Emissions | |||
| City | 32 MPG (7.4 L/100km) | 26 MPG (9.0 L/100km) | 22 MPG (10.7 L/100km) |
| Highway | 43 MPG (5.5 L/100km) | 34 MPG (6.9 L/100km) | 30 MPG (7.8 L/100km) |
| Combined | 37 MPG (6.4 L/100km) | 30 MPG (7.8 L/100km) | 25 MPG (9.4 L/100km) |
| Electric range | — | — | — |
| Battery | — | — | — |
| CO₂ emissions | 139 g/km | 165 g/km | 192 g/km |
| Weight & Body | |||
| Curb weight | 1,490 kg (3,285 lbs) | 1,605 kg (3,538 lbs) | 1,720 kg (3,792 lbs) |
| Seats | 5 | 5 | 5 |
| Doors | 4 | 4 | 4 |
| Model years | 2016–2024 | 2016–2024 | 2016–2024 |
03Then vs now
8W vs. previous generation
| Metric | Change vs. 8K |
|---|---|
| Peak power | +143 hp |
| Quickest 0–100 km/h | -1.8 s |
| Best combined MPG | +4 MPG |
| Average curb weight | +75 kg |
Why this matters
Versus the 8K, the 8W is clearly more efficient, noticeably more powerful, quicker off the line, heavier, mostly safety and equipment mass. Used-car shoppers should weigh these shifts against the 8K's typically lower asking prices.
View the 8K spec sheet0Exterior
Dimensions
Length
4,726 mm
186.1 in
Width
1,842 mm
72.5 in
Height
1,427 mm
56.2 in
Wheelbase
2,820 mm
111.0 in
Curb weight spans 1,490–1,720 kg depending on powertrain. Battery and AWD hardware add the most mass.
05Long-tail answers
A4 B9: questions answered
What engines and trims are available on the Audi A4 B9 (8W)?
The Audi A4 B9 (8W) lineup offers 3 petrol: 40 TFSI 2.0 (190 hp), 45 TFSI quattro (245 hp), S4 3.0 TFSI quattro (354 hp).
How quick is the Audi A4 B9 (8W) from 0 to 100 km/h?
The fastest trim, the S4 3.0 TFSI quattro, accelerates from 0 to 100 km/h in 4.7s, reaching a top speed of 250 km/h (155 mph) with the 45 TFSI quattro.
What is the most fuel-efficient Audi A4 B9 (8W) trim?
The 40 TFSI 2.0 delivers the highest fuel economy at 37.0 MPG (EPA combined). Across the 3 powertrains, fuel economy spans 25–37 combined MPG.
How does the 8W compare to the previous Audi A4?
Against the 8K predecessor it replaces, the 8W is clearly more efficient, noticeably more powerful, quicker off the line, heavier, mostly safety and equipment mass. Side-by-side technical specs are detailed in the comparison table below.
What model years are included in the Audi A4 B9 (8W)?
The Audi A4 B9 (8W) was produced from 2016 – 2024, spanning the following model years: 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024.
What are the exterior dimensions of the Audi A4 B9 (8W)?
4726 mm long, 1842 mm wide, 1427 mm tall on a 2820 mm wheelbase (186.1 in overall length).
Sources for this page
- EPA fuel-economy records: Audi A4Certification data, 2016–2024
- NHTSA vehicle file: recalls, complaints and investigations2016 Audi A4, official safety record
- NHTSA vPIC vehicle databasePowers our VIN decoder, the federal manufacturer registry
- Audi official: data sheets and archiveManufacturer-published specifications
Figures on this page are compiled from the sources above and cross-checked against manufacturer data sheets. US-market EPA cycle where noted; European WLTP values are measured differently and are not directly comparable.
Guides worth reading before you choose
AWD vs. 4WD vs. FWD vs. RWD: The Complete Drivetrain Guide (Mechanics, Snow, Towing & Efficiency)
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