The Audi A5 Sportback 40 TDI (204 hp) Mild Hybrid quattro S tronic, produced from August 2020 to 2024, represents a significant iteration of Audi’s popular A5 Sportback line. Falling within the F5 facelift generation, this variant aimed to balance performance, efficiency, and all-weather capability. It occupied a mid-range position within the A5 Sportback lineup, offering a step up from the base engine options while remaining more accessible than the higher-performance S5 models. The 40 TDI utilized a mild hybrid system to enhance fuel economy and reduce emissions, aligning with increasingly stringent European regulations and growing consumer demand for eco-conscious vehicles. It was primarily marketed in Europe and other regions where diesel engines remained popular, offering a practical and refined grand touring experience.
Technical Specifications
| Brand | Audi |
| Model | A5 |
| Generation | A5 Sportback (F5, facelift 2019) |
| Type (Engine) | 40 TDI (204 Hp) Mild Hybrid quattro S tronic |
| Start of production | August, 2020 |
| End of production | 2024 |
| Powertrain Architecture | MHEV (Mild Hybrid Electric Vehicle) |
| Body type | Fastback |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 5.4-5.6 l/100 km (43.6 – 42 US mpg) |
| Fuel consumption (extra urban) | 3.9-4.3 l/100 km (60.3 – 54.7 US mpg) |
| Fuel consumption (combined) | 4.4-4.8 l/100 km (53.5 – 49 US mpg) |
| CO2 emissions | 117-127 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 7 sec |
| Acceleration 0 – 62 mph | 7 sec |
| Acceleration 0 – 60 mph | 6.7 sec |
| Maximum speed | 210 km/h (130.49 mph) |
| Emission standard | Euro 6d-TEMP-EVAP-ISC |
| Weight-to-power ratio | 7.9 kg/Hp |
| Weight-to-torque ratio | 4 kg/Nm |
| Power | 204 Hp @ 3800-4200 rpm |
| Torque | 400 Nm @ 1750-3250 rpm (295.02 lb.-ft.) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | DTPA |
| 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 |
| Engine oil capacity | 5.5 l (5.81 US qt | 4.84 UK qt) |
| Coolant capacity | 11.9 l (12.57 US qt | 10.47 UK qt) |
| Kerb Weight | 1615 kg (3560.47 lbs.) |
| Max. weight | 2210 kg (4872.22 lbs.) |
| Max load | 595 kg (1311.75 lbs.) |
| Trunk (boot) space – minimum | 465 l (16.42 cu. ft.) |
| Trunk (boot) space – maximum | 1280 l (45.2 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 | 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 track | 1568 mm (61.73 in.) |
| Drag coefficient (Cd) | 0.26 |
| Minimum turning circle | 11.7 m (38.39 ft.) |
| Drivetrain Architecture | ICE and electric motor, All wheel drive |
| Number of gears | 7 |
| Gearbox type | Automatic, S tronic |
| Front suspension | Independent multi-link |
| Rear suspension | Independent multi-link with stabilizer |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
Powertrain & Engine Architecture
The heart of the A5 Sportback 40 TDI is the DTPA engine, a 2.0-liter inline-four cylinder diesel engine. This engine is part of the Volkswagen Group’s modular engine family, known for its efficiency and adaptability. It utilizes a turbocharger with an intercooler to boost power output, achieving 204 horsepower at 3800-4200 rpm and 400 Nm (295 lb-ft) of torque between 1750-3250 rpm. The engine employs a diesel common rail direct injection system, delivering fuel directly into the combustion chamber at extremely high pressure for optimal combustion. The 40 TDI incorporates a mild hybrid system (MHEV) featuring a 48-volt electrical system and a belt starter generator (BSG). This system allows for regenerative braking, capturing energy during deceleration and storing it in a small battery. The BSG can then provide a power boost during acceleration, improving responsiveness and reducing fuel consumption. The engine is paired with Audi’s seven-speed S tronic dual-clutch transmission, known for its quick and smooth gear changes.
Driving Characteristics
The 40 TDI with the S tronic transmission delivers a refined and comfortable driving experience. While not overtly sporty, the engine provides ample power for everyday driving and highway cruising. Acceleration from 0-60 mph takes approximately 6.7 seconds. The S tronic transmission contributes to smooth and seamless gear changes, enhancing the overall driving experience. The quattro all-wheel-drive system provides excellent traction in various weather conditions, making it a capable year-round vehicle. Compared to the more powerful S5 models, the 40 TDI prioritizes fuel efficiency and comfort over outright performance. The gear ratios are tuned for a balance between acceleration and fuel economy, with taller gears for relaxed highway cruising. Compared to manual transmission versions of the same engine, the S tronic offers convenience and ease of use, particularly in urban environments.
Equipment & Trim Levels
The A5 Sportback 40 TDI typically came well-equipped as standard. Features included Audi’s MMI infotainment system with a 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 virtual cockpit digital instrument cluster, a premium sound system, adaptive cruise control, and a panoramic sunroof. Trim levels varied by market, but generally offered increasing levels of luxury and technology. Interior upholstery options ranged from standard cloth to premium leather. Dashboard trim could be customized with various materials, including wood, aluminum, and carbon fiber.
Chassis & Braking
The A5 Sportback features a sophisticated chassis design. The front suspension utilizes an independent multi-link setup, providing precise handling and ride comfort. The rear suspension also employs an independent multi-link design, further enhancing ride quality and stability. The 40 TDI variant typically came equipped with ventilated disc brakes at the front and solid disc brakes at the rear. The quattro all-wheel-drive system distributes power between the front and rear axles as needed, optimizing traction and handling. The steering system is an electric power-assisted rack and pinion system, providing precise and responsive steering feel.
Market Reception & Comparison
The Audi A5 Sportback 40 TDI was generally well-received by automotive critics. It was praised for its refined driving experience, fuel efficiency, and spacious interior. Compared to other trims in the A5 lineup, the 40 TDI offered a compelling balance of performance and economy. It was often seen as a more practical and sensible choice than the higher-performance S5 models, particularly for drivers who prioritize fuel efficiency and all-weather capability. Fuel economy figures of 4.4-4.8 l/100 km (53.5-49 US mpg) were competitive within its class. Reliability reports generally indicated good long-term reliability, although diesel particulate filter (DPF) issues could occur with infrequent long-distance driving.
Legacy
The Audi A5 Sportback 40 TDI (2020-2024) represents a well-engineered and refined vehicle that continues to hold its value in the used car market. The 2.0-liter TDI engine, coupled with the S tronic transmission and quattro all-wheel drive, has proven to be a reliable and durable powertrain. While diesel engines have faced increasing scrutiny in recent years, the 40 TDI’s mild hybrid system helps to mitigate emissions and improve fuel efficiency. The A5 Sportback’s stylish design and practical hatchback body style continue to appeal to a wide range of buyers, ensuring its continued popularity in the used car market.
