The Audi A4 Avant 50 TDI quattro, produced from September 2020 to February 2023, represents a sophisticated iteration of the B9 8W A4 Avant (facelift) model. Positioned as a premium offering within the A4 lineup, this variant combined a potent diesel engine with Audi’s renowned quattro all-wheel-drive system and mild-hybrid technology. It catered to buyers seeking a blend of performance, efficiency, and practicality in a stylish station wagon (estate) body style. This model falls within the broader context of the B9 generation A4, which aimed to balance technological advancement with the traditional Audi hallmarks of build quality and refinement.
Technical Specifications
| Brand | Audi |
| Model | A4 |
| Generation | A4 Avant (B9 8W, facelift 2019) |
| Type (Engine) | 50 TDI (286 Hp) quattro Mild Hybrid tiptronic |
| Start of production | September, 2020 |
| End of production | February, 2023 |
| Powertrain Architecture | MHEV (Mild Hybrid Electric Vehicle) |
| Body type | Station wagon (estate) |
| Seats | 5 |
| Doors | 5 |
| Combined fuel consumption (WLTP) | 6.6-7.4 l/100 km (35.6 – 31.8 US mpg, 42.8 – 38.2 UK mpg, 15.2 – 13.5 km/l) |
| CO2 emissions (WLTP) | 174-193 g/km |
| Fuel consumption (urban) | 7.8-8.2 l/100 km (30.2 – 28.7 US mpg, 36.2 – 34.4 UK mpg, 12.8 – 12.2 km/l) |
| Fuel consumption (extra urban) | 5.0-5.3 l/100 km (47 – 44.4 US mpg, 56.5 – 53.3 UK mpg, 20 – 18.9 km/l) |
| Fuel consumption (combined) | 6.0-6.3 l/100 km (39.2 – 37.3 US mpg, 47.1 – 44.8 UK mpg, 16.7 – 15.9 km/l) |
| CO2 emissions (NEDC) | 158-167 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 5.3 sec |
| Acceleration 0 – 62 mph | 5.3 sec |
| Acceleration 0 – 60 mph | 5 sec |
| Maximum speed | 250 km/h (155.34 mph) |
| Emission standard | Euro 6d-ISC-FCM |
| Weight-to-power ratio | 6.2 kg/Hp, 160.2 Hp/tonne |
| Weight-to-torque ratio | 2.9 kg/Nm, 347.3 Nm/tonne |
| Power | 286 Hp @ 3500-4000 rpm |
| Power per litre | 96.4 Hp/l |
| Torque | 620 Nm @ 1750-3000 rpm (457.29 lb.-ft. @ 1750-3000 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | DMGA |
| Engine displacement | 2967 cm3 (181.06 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | V-engine |
| Cylinder Bore | 83 mm (3.27 in.) |
| Piston Stroke | 91.4 mm (3.6 in.) |
| Compression ratio | 16.3:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger, Intercooler |
| Engine oil capacity | 6.1 l (6.45 US qt | 5.37 UK qt) |
| Coolant capacity | 15.2 l (16.06 US qt | 13.37 UK qt) |
| Kerb Weight | 1785 kg (3935.25 lbs.) |
| Max. weight | 2385 kg (5258.02 lbs.) |
| Max load | 600 kg (1322.77 lbs.) |
| Trunk (boot) space – minimum | 495 l (17.48 cu. ft.) |
| Trunk (boot) space – maximum | 1495 l (52.8 cu. ft.) |
| Fuel tank capacity | 58 l (15.32 US gal | 12.76 UK gal) |
| AdBlue tank capacity | 12 l (3.17 US gal | 2.64 UK gal) |
| Max. roof load | 90 kg (198.42 lbs.) |
| Permitted trailer load (8%) | 2100 kg (4629.71 lbs.) |
| Permitted trailer load (12%) | 1900 kg (4188.78 lbs.) |
| Permitted trailer load (unbraked) | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 80 kg (176.37 lbs.) |
| Length | 4762 mm (187.48 in.) |
| Width | 1847 mm (72.72 in.) |
| Width including mirrors | 2022 mm (79.61 in.) |
| Height | 1460 mm (57.48 in.) |
| Wheelbase | 2820 mm (111.02 in.) |
| Front track | 1572 mm (61.89 in.) |
| Rear track | 1555 mm (61.22 in.) |
| Front overhang | 899 mm (35.39 in.) |
| Rear overhang | 1043 mm (41.06 in.) |
| Drag coefficient (Cd) | 0.28 |
| Minimum turning circle | 11.6 m (38.06 ft.) |
| Drivetrain Architecture | ICE and electric motor, permanent all-wheel drive |
| Drive wheel | All wheel drive (4×4) |
| Number of gears | 8 |
| Gearbox type | Automatic transmission tiptronic |
| Front suspension | Independent multi-link suspension |
| Rear suspension | Independent multi-link suspension |
| Front brakes | Ventilated discs |
| Rear brakes | Ventilated discs |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 225/50 R17 |
| Wheel rims size | 7.5 J x 17 |
INTRODUCTION
The Audi A4 Avant 50 TDI quattro, launched in late 2020, represented a significant step forward in diesel-powered performance and efficiency for the A4 range. Built on the B9 8W platform (following its facelift), this variant aimed to deliver a refined driving experience coupled with the practicality of a station wagon. The “50 TDI” designation indicated a mid-range diesel engine within Audi’s naming scheme, offering a substantial power upgrade over lower-spec models while remaining more accessible than the flagship S4. The inclusion of ‘quattro’ signified Audi’s legendary all-wheel-drive system, enhancing traction and stability, particularly in adverse weather conditions. The mild-hybrid system further contributed to improved fuel economy and reduced emissions.
Powertrain & Engine Architecture
At the heart of the A4 Avant 50 TDI quattro lies the DMGA engine, a 3.0-liter V6 turbocharged diesel engine. This engine produces 286 horsepower at 3500-4000 rpm and a substantial 620 Nm (457.29 lb.-ft.) of torque between 1750 and 3000 rpm. The engine utilizes a sophisticated diesel commonrail fuel injection system, ensuring precise fuel delivery for optimal combustion. A single turbocharger, coupled with an intercooler, provides forced induction, boosting power and torque output. The engine also features a 16.3:1 compression ratio and 4 valves per cylinder. The mild-hybrid system, a 48-volt system, incorporates a belt starter generator (BSG) that assists the engine during acceleration and allows for extended coasting with the engine switched off, improving fuel efficiency. This powertrain is mated to a smooth-shifting 8-speed tiptronic automatic transmission, which efficiently manages power delivery to all four wheels via Audi’s quattro all-wheel-drive system.
Driving Characteristics
The A4 Avant 50 TDI quattro delivers a compelling driving experience. The 620 Nm of torque provides strong acceleration from low engine speeds, making it effortless for overtaking and merging onto highways. The 0-60 mph sprint is dispatched in around 5 seconds, and the car feels composed and stable at higher speeds. The tiptronic transmission offers quick and precise gear changes, and the quattro all-wheel-drive system provides excellent traction in all conditions. Compared to the lower-powered 2.0-liter TDI variants, the 50 TDI offers a noticeably more responsive and refined driving experience. While not as overtly sporty as the S4, the 50 TDI strikes a good balance between performance and comfort. The gear ratios are tuned for both efficient cruising and responsive acceleration, making it a versatile vehicle for a variety of driving situations.
Equipment & Trim Levels
The A4 Avant 50 TDI quattro typically came well-equipped as standard. Features included Audi’s Virtual Cockpit digital instrument cluster, a touchscreen infotainment system with navigation, leather upholstery, three-zone automatic climate control, and a suite of driver-assistance systems such as adaptive cruise control, lane departure warning, and automatic emergency braking. Optional extras included a Bang & Olufsen sound system, a panoramic sunroof, and matrix LED headlights. Trim levels varied slightly depending on the market, but generally offered options for upgraded interior materials and additional comfort features. The overall interior design was characterized by Audi’s signature minimalist aesthetic, with high-quality materials and a focus on ergonomics.
Chassis & Braking
The A4 Avant 50 TDI quattro features a sophisticated chassis designed to deliver a comfortable yet engaging driving experience. It utilizes an independent multi-link suspension system at both the front and rear, providing excellent ride quality and handling. The quattro all-wheel-drive system distributes power between the front and rear axles as needed, optimizing traction and stability. Braking duties are handled by ventilated discs on all four wheels, providing ample stopping power. The car is equipped with ABS (Anti-lock braking system) and electronic stability control as standard. The suspension tuning is geared towards providing a balance between comfort and handling, making it suitable for both long-distance cruising and spirited driving.
Market Reception & Comparison
The A4 Avant 50 TDI quattro was generally well-received by automotive critics. It was praised for its powerful and refined engine, comfortable ride, and sophisticated technology. Compared to the 2.0-liter TDI variants, the 50 TDI offered a significant performance upgrade, while still delivering respectable fuel economy. Fuel consumption figures ranged from 6.6 to 7.4 l/100 km (35.6 – 31.8 US mpg), depending on driving conditions. While the 50 TDI was more expensive than the lower-spec models, it was considered a worthwhile investment for buyers seeking a more premium and capable A4 Avant. Compared to competitors such as the BMW 3 Series Touring and Mercedes-Benz C-Class Estate, the A4 Avant 50 TDI quattro offered a compelling combination of performance, practicality, and technology.
Legacy
The Audi A4 Avant 50 TDI quattro, while a relatively recent model, has already established a reputation for reliability and durability. The 3.0-liter V6 TDI engine is known for its robustness, and the quattro all-wheel-drive system is highly regarded for its dependability. On the used car market, these models hold their value well, reflecting their desirable combination of performance, practicality, and build quality. The mild-hybrid technology, while not a full hybrid system, contributes to improved fuel efficiency and reduced emissions, making it a more environmentally friendly option compared to older diesel models. The A4 Avant 50 TDI quattro represents a refined and capable station wagon that continues to appeal to buyers seeking a premium and versatile vehicle.
