The Audi A4 allroad 2.0 TDI (150 hp) quattro ultra, produced between 2017 and 2018, represents a specific configuration within the B9 (8W) generation of the A4 allroad. This variant aimed to blend the practicality of a station wagon (estate) with enhanced all-weather capability, appealing to buyers seeking a versatile vehicle for both daily commuting and recreational pursuits. Positioned as a mid-range offering within the allroad lineup, it slotted below the more powerful petrol and higher-output diesel options, offering a balance of fuel efficiency and reasonable performance. The “quattro ultra” designation indicates a sophisticated on-demand all-wheel drive system designed to optimize fuel economy when four-wheel drive isn’t needed.
Technical Specifications
| Brand | Audi |
| Model | A4 |
| Generation | A4 allroad (B9 8W) |
| Type (Engine) | 2.0 TDI (150 Hp) quattro ultra |
| Start of production | 2017 |
| End of production | 2018 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Station wagon (estate), Crossover |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 5.8-5.9 l/100 km (40.6 – 39.9 US mpg) |
| Fuel consumption (extra urban) | 4.4-4.6 l/100 km (53.5 – 51.1 US mpg) |
| Fuel consumption (combined) | 4.9-5.1 l/100 km (48 – 46.1 US mpg) |
| CO2 emissions | 133 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 9.1 sec |
| Acceleration 0 – 62 mph | 9.1 sec |
| Acceleration 0 – 60 mph | 8.6 sec |
| Maximum speed | 205 km/h (127.38 mph) |
| Emission standard | Euro 6 |
| Weight-to-power ratio | 10.8 kg/Hp |
| Weight-to-torque ratio | 5 kg/Nm |
| Power | 150 Hp @ 3250-4200 rpm |
| Torque | 320 Nm @ 1500-3250 rpm (236.02 lb.-ft.) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | DEUA |
| Engine displacement | 1968 cm3 (120.09 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 81 mm (3.19 in.) |
| Piston Stroke | 95.5 mm (3.76 in.) |
| Compression ratio | 16.2:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger, Intercooler |
| Valvetrain | DOHC |
| Engine oil capacity | 4.7 l (4.97 US qt | 4.14 UK qt) |
| Coolant capacity | 10.9 l (11.52 US qt | 9.59 UK qt) |
| Kerb Weight | 1615 kg (3560.47 lbs.) |
| Max. weight | 2220 kg (4894.26 lbs.) |
| Max load | 605 kg (1333.8 lbs.) |
| Trunk (boot) space – minimum | 505 l (17.83 cu. ft.) |
| Trunk (boot) space – maximum | 1510 l (53.33 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 with brakes (8%) | 2000 kg (4409.25 lbs.) |
| Permitted trailer load with brakes (12%) | 1800 kg (3968.32 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 80 kg (176.37 lbs.) |
| Length | 4750 mm (187.01 in.) |
| Width | 1842 mm (72.52 in.) |
| Height | 1493 mm (58.78 in.) |
| Wheelbase | 2818 mm (110.94 in.) |
| Front track | 1578 mm (62.13 in.) |
| Rear track | 1566 mm (61.65 in.) |
| Drag coefficient (Cd) | 0.32 |
| Minimum turning circle | 11.6 m (38.06 ft.) |
| Drivetrain Architecture | All wheel drive (4×4) |
| Number of gears | 6 |
| Type of gearbox | manual transmission |
| Front suspension | Independent multi-link suspension |
| Rear suspension | Independent multi-link suspension |
| Front brakes | Disc |
| Rear brakes | Disc |
Powertrain & Engine Architecture
The heart of this A4 allroad variant is the 2.0-liter four-cylinder diesel engine, identified by the engine code DEUA. This engine is a member of the Volkswagen Group’s modular engine family, known for its compact dimensions and efficiency. It utilizes a common rail direct injection system, delivering fuel at extremely high pressures for optimized combustion. The engine is turbocharged and intercooled, enhancing power output and torque. The valvetrain employs a dual overhead camshaft (DOHC) configuration with four valves per cylinder, contributing to efficient gas exchange. The 150 hp output is achieved between 3250 and 4200 rpm, while the peak torque of 320 Nm (236 lb-ft) is available from a low 1500 rpm, providing strong pulling power. The engine is longitudinally mounted in the front of the vehicle. The transmission is a 6-speed manual gearbox, chosen for its efficiency and driver engagement.
Driving Characteristics
The 2.0 TDI 150 hp with a manual transmission delivers a respectable, though not exhilarating, driving experience. Acceleration from 0-60 mph takes approximately 8.6 seconds, making it suitable for everyday driving and highway merging. The engine’s strong low-end torque makes it feel responsive in typical driving situations. Compared to the more powerful 2.0 TDI variants (190 hp) or the petrol engines, this version prioritizes fuel economy over outright performance. The manual gearbox provides precise shifts, allowing drivers to maintain control and optimize fuel consumption. The quattro ultra all-wheel drive system intelligently distributes torque between the front and rear axles as needed, enhancing traction in slippery conditions. However, it’s not a permanent all-wheel drive system, meaning it operates primarily in front-wheel drive to conserve fuel.
Equipment & Trim Levels
The A4 allroad 2.0 TDI 150 hp quattro ultra typically came well-equipped, reflecting Audi’s reputation for quality and refinement. Standard features included automatic climate control, a multi-function steering wheel, an infotainment system with a color display, and alloy wheels. Interior upholstery was typically cloth, with leather options available as upgrades. Common optional extras included a sunroof, navigation system, parking sensors, and advanced driver-assistance systems like adaptive cruise control. The allroad trim level itself added specific exterior styling cues, such as unique bumpers, side sills, and roof rails, along with raised suspension for increased ground clearance.
Chassis & Braking
The A4 allroad features a sophisticated chassis designed to balance comfort and handling. Both front and rear suspension utilize an independent multi-link setup, providing a smooth ride and precise control. The raised suspension, a hallmark of the allroad model, increases ground clearance for improved off-road capability. Braking duties are handled by disc brakes on all four wheels, providing ample stopping power. Anti-lock braking system (ABS) is standard, enhancing safety during emergency braking situations. The steering system is an electric power steering rack and pinion, offering precise and responsive steering feel.
Market Reception & Comparison
The A4 allroad 2.0 TDI 150 hp quattro ultra was generally well-received by automotive critics. It was praised for its fuel efficiency, comfortable ride, and all-weather capability. However, some reviewers noted that the 150 hp engine could feel underpowered when fully loaded or tackling steep inclines. Compared to the higher-output diesel variants, this version offered a more affordable entry point into the allroad lineup, but at the expense of performance. Its fuel economy was competitive with other vehicles in its class, and its reliability was generally considered good, typical of Audi’s diesel engines.
Legacy
The 2.0 TDI engine, in various iterations, has proven to be a durable and reliable powertrain. While diesel engines have faced increased scrutiny in recent years due to emissions concerns, the DEUA engine, when properly maintained, can provide many years of service. In the used car market, the A4 allroad 2.0 TDI 150 hp quattro ultra represents a practical and versatile option for buyers seeking a capable and fuel-efficient station wagon. Its all-wheel drive system and raised suspension make it well-suited for challenging weather conditions, while its comfortable interior and refined driving experience make it a pleasant vehicle for long journeys.
