The Audi A3 Sportback (8V, facelift) 2.0 TDI 184 hp quattro S tronic represents a compelling blend of performance, efficiency, and practicality within the premium compact hatchback segment. Produced from 2016 to 2018, this variant occupied a mid-to-upper position in the 8V A3 Sportback lineup, offering all-wheel drive and a sophisticated dual-clutch transmission. It was primarily marketed in Europe and other regions where diesel engines and hatchbacks are highly favored, providing a refined alternative to petrol-powered options and front-wheel-drive configurations.
Technical Specifications
| Brand | Audi |
| Model | A3 |
| Generation | A3 Sportback (8V, facelift) |
| Type (Engine) | 2.0 TDI (184 Hp) quattro S tronic |
| Start of production | 2016 |
| End of production | 2018 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Hatchback |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 5.7-5.5 l/100 km (41.3 – 42.8 US mpg) |
| Fuel consumption (extra urban) | 4.6-4.4 l/100 km (51.1 – 53.5 US mpg) |
| Fuel consumption (combined) | 5.0-4.8 l/100 km (47 – 49 US mpg) |
| CO2 emissions | 131-127 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 6.9 sec |
| Acceleration 0 – 62 mph | 6.9 sec |
| Acceleration 0 – 60 mph | 6.6 sec |
| Maximum speed | 230 km/h (142.92 mph) |
| Emission standard | Euro 6 |
| Weight-to-power ratio | 8 kg/Hp, 125.2 Hp/tonne |
| Weight-to-torque ratio | 3.9 kg/Nm, 258.5 Nm/tonne |
| Power | 184 Hp @ 3500-4000 rpm |
| Torque | 380 Nm @ 1750-3250 rpm (280.27 lb.-ft.) |
| Engine layout | Front, Transverse |
| Engine Model/Code | CUNA |
| 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 | 15.8:1 |
| 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) |
| Kerb Weight | 1470 kg (3240.8 lbs.) |
| Max. weight | 1955 kg (4310.04 lbs.) |
| Max load | 485 kg (1069.24 lbs.) |
| Trunk (boot) space – minimum | 340 l (12.01 cu. ft.) |
| Trunk (boot) space – maximum | 1180 l (41.67 cu. ft.) |
| Fuel tank capacity | 55 l (14.53 US gal | 12.1 UK gal) |
| Max. roof load | 75 kg (165.35 lbs.) |
| Permitted trailer load with brakes (8%) | 1800 kg (3968.32 lbs.) |
| Permitted trailer load with brakes (12%) | 1800 kg (3968.32 lbs.) |
| Permitted trailer load without brakes | 730 kg (1609.37 lbs.) |
| Permitted towbar download | 75 kg (165.35 lbs.) |
| Length | 4313 mm (169.8 in.) |
| Width | 1785 mm (70.28 in.) |
| Width including mirrors | 1966 mm (77.4 in.) |
| Height | 1426 mm (56.14 in.) |
| Wheelbase | 2637 mm (103.82 in.) |
| Front track | 1543 mm (60.75 in.) |
| Rear (Back) track | 1514 mm (59.61 in.) |
| Front overhang | 870 mm (34.25 in.) |
| Rear overhang | 806 mm (31.73 in.) |
| Drag coefficient (Cd) | 0.32 |
| Minimum turning circle | 11.0 m (36.09 ft.) |
| Drivetrain Architecture | All wheel drive (4×4) |
| Number of gears and type of gearbox | 6 gears, automatic transmission S-tronic |
| Front suspension | Independent, type McPherson with coil spring and anti-roll bar |
| Rear suspension | Independent multi-link suspension |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
Powertrain & Engine Architecture
At the heart of the A3 Sportback 2.0 TDI quattro S tronic lies the CUNA engine, a 2.0-liter inline-four cylinder diesel engine. This engine is a member of the Volkswagen Group’s modular engine family, known for its robust construction and efficiency. The CUNA utilizes a common rail direct injection system, delivering fuel at extremely high pressures for optimized combustion. A turbocharger with an intercooler further enhances performance by forcing more air into the cylinders. The engine produces 184 horsepower at 3500-4000 rpm and a substantial 380 Nm (280 lb-ft) of torque between 1750 and 3250 rpm. This broad torque curve contributes to strong acceleration and effortless cruising. The engine features a double overhead camshaft (DOHC) valvetrain with four valves per cylinder, maximizing breathing efficiency. The S tronic transmission is a six-speed dual-clutch transmission (DCT) offering rapid and smooth gear changes. It operates in two separate clutches, pre-selecting the next gear for near-instantaneous shifts. This transmission is a key component of the car’s sporty driving experience.
Driving Characteristics
The 2.0 TDI with the S tronic transmission delivers a refined and responsive driving experience. The quattro all-wheel-drive system provides excellent traction in various conditions, enhancing stability and confidence, particularly on wet or slippery roads. While not as overtly sporty as some higher-output A3 variants, the 184 hp engine provides ample power for everyday driving and overtaking maneuvers. The S tronic transmission contributes to brisk acceleration, with a 0-60 mph time of around 6.6 seconds. The gear ratios are well-chosen to balance performance and fuel economy. Compared to the manual transmission versions of the same engine, the S tronic offers greater convenience and smoother shifts, although some enthusiasts may prefer the more direct engagement of a manual gearbox. Compared to the more powerful 2.0 TFSI variants, the TDI offers superior fuel economy and a more relaxed driving experience, albeit with slightly less outright performance.
Equipment & Trim Levels
The A3 Sportback 2.0 TDI quattro S tronic typically came well-equipped, reflecting its position as a mid-range to upper-range trim level. Standard features often included automatic climate control, a multi-function steering wheel, an infotainment system with a color display, Bluetooth connectivity, and alloy wheels. Higher trim levels and optional packages could add features such as leather upholstery, a panoramic sunroof, a premium sound system, and advanced driver-assistance systems like adaptive cruise control and lane-keeping assist. Interior upholstery was typically a combination of cloth and leatherette, with full leather options available. The dashboard layout was clean and modern, with a focus on ergonomics and ease of use.
Chassis & Braking
The A3 Sportback’s chassis is based on the Volkswagen Group’s MQB platform, known for its lightweight construction and rigidity. The front suspension utilizes a McPherson strut design, while the rear features a multi-link setup, providing a good balance of comfort 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 at the front and solid discs at the rear. Anti-lock braking system (ABS) and electronic stability control (ESC) are standard features, enhancing safety and control. The suspension tuning is generally geared towards comfort, but it still provides a reasonably engaging driving experience.
Market Reception & Comparison
The Audi A3 Sportback 2.0 TDI quattro S tronic was generally well-received by automotive critics. It was praised for its refined engine, smooth transmission, and all-weather capability. Fuel economy was a significant selling point, with combined fuel consumption figures ranging from 47 to 49 US mpg. Compared to other trims in the A3 lineup, the TDI offered a compelling balance of performance, efficiency, and practicality. While the petrol-powered TFSI variants offered more outright performance, the TDI provided superior fuel economy and a broader torque curve. The S tronic transmission was also seen as a significant advantage over the manual gearbox, offering greater convenience and smoother shifts.
Legacy
The 2.0 TDI engine and S tronic transmission combination proved to be reliable and durable. While diesel engines have faced increased scrutiny in recent years, the CUNA engine is generally considered to be a robust and well-engineered unit. Properly maintained examples of the A3 Sportback 2.0 TDI quattro S tronic continue to be sought after in the used car market, offering a blend of premium features, fuel efficiency, and all-wheel-drive capability. Common maintenance items include regular oil changes, filter replacements, and occasional attention to the turbocharger and fuel injection system. The S tronic transmission requires periodic servicing to ensure smooth operation. Overall, this variant represents a well-rounded and practical choice for buyers seeking a premium compact hatchback.
