The Audi A5 Coupe (F5, facelift 2019) 40 TDI with the S tronic transmission, produced from 2020 to 2024, represents a significant iteration of Audi’s popular luxury coupe. This variant, positioned as a mid-range offering within the A5 lineup, blended performance, efficiency, and technology, appealing to buyers seeking a refined driving experience. It falls within the fifth generation (F5) of the A5, benefitting from the 2019 facelift which brought styling updates and enhanced technology. The 40 TDI designation signifies a 2.0-liter turbocharged diesel engine paired with a mild-hybrid system and a seven-speed S tronic dual-clutch transmission.
Technical Specifications
| Brand | Audi |
| Model | A5 |
| Generation | A5 Coupe (F5, facelift 2019) |
| Type (Engine) | 40 TDI (204 Hp) Mild Hybrid S tronic |
| Start of production | 2020 |
| End of production | 2024 |
| Powertrain Architecture | MHEV (Mild Hybrid Electric Vehicle) |
| Body type | Coupe |
| Seats | 4 |
| Doors | 2 |
| Combined fuel consumption (WLTP) | 5.0-5.7 l/100 km (47 – 41.3 US mpg) |
| CO2 emissions (WLTP) | 130-150 g/km |
| Fuel consumption (urban) | 5.3-5.5 l/100 km (44.4 – 42.8 US mpg) |
| Fuel consumption (extra urban) | 4.0-4.4 l/100 km (58.8 – 53.5 US mpg) |
| Fuel consumption (combined) | 4.5-4.8 l/100 km (52.3 – 49 US mpg) |
| CO2 emissions (NEDC) | 117-126 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 7.4 sec |
| Acceleration 0 – 62 mph | 7.4 sec |
| Acceleration 0 – 60 mph | 7 sec (Calculated) |
| Maximum speed | 210 km/h (130.49 mph) |
| Emission standard | Euro 6d-ISC-FCM |
| Weight-to-power ratio | 7.3 kg/Hp |
| Weight-to-torque ratio | 3.7 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 | 1495 kg (3295.91 lbs.) |
| Max. weight | 2015 kg (4442.31 lbs.) |
| Max load | 520 kg (1146.4 lbs.) |
| Trunk (boot) space (minimum) | 450 l (15.89 cu. ft.) |
| Fuel tank capacity | 40 l (10.57 US gal | 8.8 UK gal) |
| AdBlue tank capacity | 12 l (3.17 US gal | 2.64 UK gal) |
| Max. roof load | 75 kg (165.35 lbs.) |
| Permitted trailer load (brakes 8%) | 1900 kg (4188.78 lbs.) |
| Permitted trailer load (brakes 12%) | 1700 kg (3747.86 lbs.) |
| Permitted trailer load (no brakes) | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 80 kg (176.37 lbs.) |
| Length | 4697 mm (184.92 in.) |
| Width | 1846 mm (72.68 in.) |
| Width including mirrors | 2029 mm (79.88 in.) |
| Height | 1371 mm (53.98 in.) |
| Wheelbase | 2764 mm (108.82 in.) |
| Front track | 1587 mm (62.48 in.) |
| Rear 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 | 11.5 m (37.73 ft.) |
| Drivetrain Architecture | ICE and electric motor, Front wheel drive |
| Number of gears | 7 |
| Gearbox type | Automatic transmission S tronic |
| Front suspension | Independent multi-link |
| Rear suspension | Independent multi-link with stabilizer |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Assisting systems | ABS |
| Steering type | Steering rack and pinion |
| Power steering | Electric |
| Tires size | 225/50 R17 |
| Wheel rims size | 7.5J x 17 |
Powertrain & Engine Architecture
The heart of the A5 40 TDI is the DTPA engine, a 2.0-liter inline-four cylinder diesel engine. This engine utilizes a sophisticated 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 boasts a high compression ratio of 15.5:1, contributing to its efficiency. The mild-hybrid system, a key feature of this variant, incorporates a 48-volt electrical system and a belt starter generator (BSG). This BSG allows for extended start-stop functionality, regenerative braking, and a small power boost during acceleration. The seven-speed S tronic dual-clutch transmission provides rapid and smooth gear changes, enhancing both performance and fuel economy. This transmission is known for its efficiency and responsiveness, offering both automatic and manual shift modes.
Driving Characteristics
The 204 horsepower and 400 Nm (295 lb-ft) of torque delivered by the 40 TDI powertrain provide a balanced driving experience. Acceleration from 0 to 100 km/h (0-62 mph) takes approximately 7.4 seconds, making it adequately quick for most driving situations. The S tronic transmission contributes to a seamless power delivery, with minimal turbo lag. Compared to higher-output versions like the 45 TDI, the 40 TDI offers a more relaxed and fuel-efficient driving experience. While not as overtly sporty, it still provides ample power for overtaking and highway cruising. The gear ratios are tuned for a blend of performance and economy, with taller gears prioritizing fuel efficiency at cruising speeds.
Equipment & Trim Levels
The A5 40 TDI typically came well-equipped, even in base trim. Standard features often 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, and adaptive cruise control. Interior trim levels varied, with options for different wood or aluminum inlays. The exterior styling could be further customized with various wheel designs and paint colors.
Chassis & Braking
The A5 Coupe features a sophisticated chassis design with independent multi-link suspension at both the front and rear. This setup provides a comfortable ride while maintaining good handling characteristics. The front suspension utilizes a multi-link design for precise wheel control, while the rear suspension incorporates a stabilizer bar to reduce body roll. Braking duties are handled by ventilated discs at the front and solid discs at the rear, providing ample stopping power. The anti-lock braking system (ABS) and electronic stability control (ESC) are standard features, enhancing safety and stability.
Market Reception & Comparison
The A5 40 TDI S tronic was generally well-received by automotive critics. It was praised for its refined driving experience, fuel efficiency, and comfortable interior. Compared to the more powerful TDI variants, the 40 TDI offered a more accessible price point and lower running costs. However, some critics noted that it lacked the outright performance of its more potent siblings. Fuel economy figures consistently hovered around 5.0-5.7 l/100 km (47-41.3 US mpg), making it a competitive option in its class. Reliability has generally been good, with the 2.0-liter TDI engine proving to be a durable and dependable unit.
Legacy
The Audi A5 Coupe (F5) 40 TDI S tronic represents a well-rounded and technologically advanced luxury coupe. The combination of a fuel-efficient diesel engine, a smooth-shifting dual-clutch transmission, and a comfortable interior has ensured its continued popularity in the used car market. The mild-hybrid system, while not a full hybrid, demonstrates Audi’s commitment to improving fuel economy and reducing emissions. These models continue to be sought after by buyers looking for a stylish, refined, and practical coupe.
