The Audi A5 Sportback 40 TDI (190 hp) S tronic, produced from December 2019 through 2020, represents a compelling blend of performance, efficiency, and practicality within the fifth-generation (F5) A5 Sportback lineup. Positioned as a mid-range offering, it catered to buyers seeking a balance between the entry-level models and the more potent performance variants. This fastback model, built on the Volkswagen Group’s MLB platform, aimed to deliver a refined driving experience with a focus on fuel economy and everyday usability. The facelifted F5 generation, introduced in 2019, brought updated styling, enhanced technology, and revised engine options, including this 2.0-liter turbocharged diesel.
Technical Specifications
| Brand | Audi |
| Model | A5 |
| Generation | A5 Sportback (F5, facelift 2019) |
| Type (Engine) | 40 TDI (190 Hp) S tronic |
| Start of production | December, 2019 |
| End of production | 2020 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Fastback |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 4.8-5.1 l/100 km (49 – 46.1 US mpg, 58.9 – 55.4 UK mpg, 20.8 – 19.6 km/l) |
| Fuel consumption (extra urban) | 3.8-4.2 l/100 km (61.9 – 56 US mpg, 74.3 – 67.3 UK mpg, 26.3 – 23.8 km/l) |
| Fuel consumption (combined) | 4.2-4.5 l/100 km (56 – 52.3 US mpg, 67.3 – 62.8 UK mpg, 23.8 – 22.2 km/l) |
| CO2 emissions | 109-119 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 7.9 sec |
| Acceleration 0 – 62 mph | 7.9 sec |
| Acceleration 0 – 60 mph | 7.5 sec |
| Maximum speed | 241 km/h (149.75 mph) |
| Emission standard | Euro 6d-TEMP-EVAP-ISC |
| Weight-to-power ratio | 8 kg/Hp, 125 Hp/tonne |
| Weight-to-torque ratio | 3.8 kg/Nm, 263.2 Nm/tonne |
| Power | 190 Hp @ 3800-4200 rpm |
| Power per litre | 96.5 Hp/l |
| Torque | 400 Nm @ 1750-3000 rpm (295.02 lb.-ft. @ 1750-3000 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | DETA, DESA |
| 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 | 15.5:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger, Intercooler |
| Valvetrain | OHC |
| Engine oil capacity | 4.7 l (4.97 US qt | 4.14 UK qt) |
| Coolant | 12.2 l (12.89 US qt | 10.73 UK qt) |
| Kerb Weight | 1520 kg (3351.03 lbs.) |
| Max. weight | 2125 kg (4684.82 lbs.) |
| Max load | 605 kg (1333.8 lbs.) |
| Trunk (boot) space – minimum | 465 l (16.42 cu. ft.) |
| Trunk (boot) space – maximum | 1280 l (45.2 cu. ft.) |
| Fuel tank capacity | 40 l (10.57 US gal | 8.8 UK gal) |
| AdBlue tank | 12 l (3.17 US gal | 2.64 UK gal) |
| Max. roof load | 90 kg (198.42 lbs.) |
| Permitted trailer load with brakes (8%) | 1900 kg (4188.78 lbs.) |
| Permitted trailer load with brakes (12%) | 1700 kg (3747.86 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 80 kg (176.37 lbs.) |
| Length | 4757 mm (187.28 in.) |
| Width | 1843 mm (72.56 in.) |
| Width including mirrors | 2029 mm (79.88 in.) |
| Height | 1386-1398 mm (54.57 – 55.04 in.) |
| Wheelbase | 2824 mm (111.18 in.) |
| Front track | 1587 mm (62.48 in.) |
| Rear (Back) track | 1568 mm (61.73 in.) |
| Front overhang | 898 mm (35.35 in.) |
| Rear overhang | 1035 mm (40.75 in.) |
| Drag coefficient (Cd) | 0.26 |
| Minimum turning circle (turning diameter) | 11.7 m (38.39 ft.) |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the front wheels of the vehicle. |
| Drive wheel | Front wheel drive |
| Number of gears and type of gearbox | 7 gears, automatic transmission S tronic |
| Front suspension | Independent multi-link suspension |
| Rear suspension | Independent multi-link spring suspension with stabilizer |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 225/50 R17 94Y |
| Wheel rims size | 7.5J x 17 |
Powertrain & Engine Architecture
The heart of the A5 Sportback 40 TDI is the 2.0-liter inline-four cylinder diesel engine, specifically the DETA or DESA engine code depending on the exact production date and market. 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 also features a turbocharger with an intercooler, boosting power output and improving throttle response. The valvetrain employs an overhead camshaft (OHC) configuration. The seven-speed S tronic dual-clutch transmission is standard, offering quick and smooth gear changes. This transmission is known for its efficiency and responsiveness, contributing to the car’s overall performance and fuel economy.
Driving Characteristics
The 190 hp and 400 Nm (295 lb-ft) of torque delivered by the 40 TDI engine provide a respectable level of performance. Acceleration from 0 to 60 mph takes approximately 7.5-7.9 seconds. While not as quick as the higher-output variants like the 45 TDI, the 40 TDI offers ample power for everyday driving and highway cruising. The S tronic transmission’s gear ratios are tuned for a balance between acceleration and fuel efficiency. The power delivery is linear and predictable, making it easy to modulate the throttle. Compared to the manual transmission options available on other A5 models, the S tronic provides a more effortless driving experience, particularly in urban traffic. However, some enthusiasts might find the manual transmission more engaging.
Equipment & Trim Levels
The A5 Sportback 40 TDI S tronic typically came well-equipped as standard. Features included Audi’s MMI infotainment system with a 7-inch touchscreen display, automatic climate control, leather upholstery, and a suite of driver-assistance systems such as lane departure warning and automatic emergency braking. Optional extras included a larger touchscreen display, a premium sound system, adaptive cruise control, and a panoramic sunroof. Trim levels varied by market, but generally offered options for upgraded interior materials, exterior styling enhancements, and additional technology features.
Chassis & Braking
The A5 Sportback features a sophisticated chassis design with independent multi-link suspension at both the front and rear. This setup provides a comfortable ride quality while maintaining good handling characteristics. The front suspension incorporates ventilated disc brakes, while the rear utilizes solid disc brakes. The standard ABS (Anti-lock Braking System) and electronic stability control enhance safety and control. The steering is an electric power-assisted rack and pinion system, offering precise and responsive steering feel.
Market Reception & Comparison
The Audi A5 Sportback 40 TDI S tronic was generally well-received by automotive critics. It was praised for its refined driving experience, fuel efficiency, and spacious interior. Compared to the more powerful 45 TDI variant, the 40 TDI offered a more affordable entry point into the A5 Sportback range. While the 45 TDI provided more exhilarating performance, the 40 TDI’s fuel economy and lower running costs made it a more practical choice for many buyers. The BMW 4 Series Gran Coupe and Mercedes-Benz C-Class Coupe were its primary competitors, offering similar levels of luxury and performance.
Legacy
The 2.0-liter TDI engine and S tronic transmission combination have proven to be reliable and durable in the A5 Sportback. While diesel engines have faced increased scrutiny in recent years, these units are generally known for their longevity when properly maintained. On the used car market, the A5 Sportback 40 TDI S tronic represents a good value proposition, offering a blend of style, performance, and efficiency. Regular maintenance, including oil changes and adherence to the manufacturer’s service schedule, is crucial for ensuring the long-term reliability of this powertrain.
