The Audi S7 Sportback (C8, facelift 2023) 3.0 TDI V6 (344 Hp) Mild Hybrid quattro tiptronic represents a refined iteration of Audi’s performance-oriented liftback, positioned as a luxurious and capable grand tourer. Introduced in June 2023 and continuing through March 2025, this variant builds upon the C8 generation S7, which debuted in 2019, incorporating updates from Audi’s mid-cycle refresh. It slots into the S7 lineup as a diesel-powered alternative, offering a blend of performance, efficiency, and sophisticated technology. The C8 S7 Sportback competes with vehicles like the Porsche Panamera, BMW 8 Series Gran Coupe, and Mercedes-Benz CLS.
Technical Specifications
| Brand | Audi |
| Model | S7 |
| Generation | S7 Sportback (C8, facelift 2023) |
| Type (Engine) | 3.0 TDI V6 (344 Hp) Mild Hybrid quattro tiptronic |
| Start of production | June, 2023 |
| End of production | March, 2025 |
| Powertrain Architecture | MHEV (Mild Hybrid Electric Vehicle) |
| Body type | Liftback |
| Seats | 5 |
| Doors | 5 |
| Combined fuel consumption (WLTP) | 7.1-7.4 l/100 km (33.1 – 31.8 US mpg, 39.8 – 38.2 UK mpg, 14.1 – 13.5 km/l) |
| CO2 emissions (WLTP) | 186-194 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 5.1 sec |
| Acceleration 0 – 62 mph | 5.1 sec |
| Acceleration 0 – 60 mph | 4.8 sec |
| Maximum speed | 250 km/h (155.34 mph) |
| Emission standard | Euro 6e |
| Weight-to-power ratio | 5.8 kg/Hp, 171.1 Hp/tonne |
| Weight-to-torque ratio | 2.9 kg/Nm, 348.3 Nm/tonne |
| Net (usable) battery capacity | 0.5 kWh |
| Battery voltage | 48 V |
| Battery technology | Lithium-ion (Li-Ion) |
| Battery weight | 10 kg (22.05 lbs) |
| Battery location | Under the trunk |
| Recuperation output | 8 kW |
| Electric motor | 1 |
| Electric motor location | Front, Longitudinal |
| Power | 344 Hp @ 3850-4000 rpm |
| Power per litre | 115.9 Hp/l |
| Torque | 700 Nm @ 1750-3250 rpm (516.29 lb.-ft. @ 1750-3250 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | EA897evo3 / DMKD |
| Engine displacement | 2967 cm3 (181.06 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | V-engine |
| Cylinder Bore | 83 mm (3.27 in.) |
| Piston Stroke | 91.4 mm (3.6 in.) |
| Compression ratio | 16.3:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger and Electric Powered Compressor, Intercooler |
| Valvetrain | DOHC |
| Engine oil capacity | 6.1 l (6.45 US qt | 5.37 UK qt) |
| Coolant | 16.7 l (17.65 US qt | 14.69 UK qt) |
| Kerb Weight | 2010 kg (4431.29 lbs) |
| Max. weight | 2635 kg (5809.18 lbs) |
| Max load | 625 kg (1377.89 lbs) |
| Trunk (boot) space – minimum | 525 l (18.54 cu. ft.) |
| Trunk (boot) space – maximum | 1380 l (48.73 cu. ft.) |
| Fuel tank capacity | 63 l (16.64 US gal | 13.86 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%) | 2000 kg (4409.25 lbs) |
| Permitted trailer load with brakes (12%) | 2000 kg (4409.25 lbs) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs) |
| Permitted towbar download | 95 kg (209.44 lbs) |
| Length | 4980 mm (196.06 in.) |
| Width | 1908 mm (75.12 in.) |
| Width including mirrors | 2118 mm (83.39 in.) |
| Height | 1417 mm (55.79 in.) |
| Wheelbase | 2928 mm (115.28 in.) |
| Front track | 1646 mm (64.8 in.) |
| Rear (Back) track | 1629 mm (64.13 in.) |
| Front overhang | 927 mm (36.5 in.) |
| Rear overhang | 1125 mm (44.29 in.) |
| Drag coefficient (Cd) | 0.30 |
| Minimum turning circle (turning diameter) | 12.4 m (40.68 ft.) |
| Approach angle | 12.1° |
| Departure angle | 16.1° |
| Drivetrain Architecture | ICE and electric motor drive all four wheels, mixed mode operation. |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 8 gears, automatic transmission tiptronic |
| Front suspension | Independent multi-link suspension |
| Rear suspension | Independent multi-link suspension |
| Front brakes | Ventilated discs, 400 mm |
| Rear brakes | Ventilated discs, 350 mm |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 255/45 R20; 255/35 R21 |
| Wheel rims size | 8.5J x 20; 8.5J x 21 |
INTRODUCTION
The Audi S7 Sportback (C8, facelift 2023) 3.0 TDI V6 Mild Hybrid represents a compelling option for buyers seeking a high-performance executive car with diesel efficiency. Produced from June 2023 to March 2025, this model is part of the C8 generation S7 Sportback, which utilizes the Volkswagen Group’s MLB Evo platform (1HX0/A3). The facelift brought styling revisions, updated technology, and refinements to the powertrain. This particular variant, powered by the 3.0 TDI engine, caters to markets where diesel remains popular, offering a balance between spirited driving and long-distance comfort. It’s positioned as a step down in outright performance from the gasoline-powered S7 variants, but offers superior fuel economy and torque.
Powertrain & Engine Architecture
At the heart of the S7 3.0 TDI is the EA897evo3 engine, specifically the DMKD code. This 3.0-liter V6 diesel engine employs a sophisticated turbocharging system, now incorporating an Electric Powered Compressor (EPC) alongside a conventional turbocharger. This EPC helps to eliminate turbo lag, providing near-instantaneous boost at lower engine speeds. The engine utilizes a Diesel Commonrail fuel injection system, delivering precise fuel metering for optimal combustion. The valvetrain is a Dual Overhead Camshaft (DOHC) design with four valves per cylinder. The engine produces 344 horsepower at 3850-4000 rpm and a substantial 700 Nm (516.29 lb-ft) of torque between 1750-3250 rpm.
The “Mild Hybrid” designation refers to a 48V electrical system that supports a belt alternator starter (BAS) unit. This system allows for extended start-stop functionality, coasting with the engine off, and regenerative braking, contributing to improved fuel efficiency. The engine is paired with an 8-speed tiptronic automatic transmission, known for its smooth and quick shifts. The quattro all-wheel-drive system distributes power between the front and rear axles, enhancing traction and stability.
Driving Characteristics
The 3.0 TDI V6 with the 8-speed automatic delivers a refined and effortless driving experience. While not as explosively quick as the higher-output gasoline S7 models, the abundant torque (700 Nm) provides strong acceleration in all gears. The EPC effectively mitigates turbo lag, resulting in a responsive throttle feel. The tiptronic transmission is well-tuned, offering seamless gear changes in automatic mode and allowing for manual control when desired. The quattro all-wheel drive system inspires confidence in various weather conditions. The 0-60 mph time of around 4.8 seconds is respectable for a large, luxurious liftback. Compared to a manual transmission version (if available in some markets), the automatic prioritizes comfort and ease of use over outright driver engagement.
Equipment & Trim Levels
The S7 Sportback (C8, facelift 2023) 3.0 TDI typically comes well-equipped as standard. Key features include Audi’s Virtual Cockpit digital instrument cluster, a large touchscreen infotainment system with navigation, leather upholstery, three-zone automatic climate control, and a premium sound system. Optional extras often include adaptive air suspension, massaging front seats, a head-up display, and various driver-assistance systems such as adaptive cruise control and lane-keeping assist. Interior trim options typically include aluminum or carbon fiber accents. The exterior features S-specific styling cues, including a unique grille, aggressive bumpers, and quad exhaust outlets.
Chassis & Braking
The S7 Sportback features an independent multi-link suspension at both the front and rear axles, providing a comfortable ride and precise handling. The suspension is tuned to balance performance and comfort, offering a good compromise for both spirited driving and long-distance cruising. Braking duties are handled by ventilated discs on all four wheels, with larger discs (400mm front, 350mm rear) compared to standard A7 models. The ABS (Anti-lock braking system) is standard. The steering is an electric power steering system, offering precise and responsive control.
Market Reception & Comparison
The Audi S7 Sportback 3.0 TDI was generally well-received by automotive critics. It was praised for its refined engine, comfortable ride, luxurious interior, and practical liftback body style. The diesel engine’s fuel economy was a significant advantage, particularly for drivers who cover long distances. Compared to the gasoline-powered S7 variants, the TDI offered a more economical option without sacrificing too much performance. However, some critics noted that the diesel engine lacked the aural excitement of the gasoline engines. Reliability reports have been generally positive, with the EA897 engine family proving to be durable when properly maintained.
Legacy
The Audi S7 Sportback (C8) 3.0 TDI V6 Mild Hybrid quattro tiptronic represents a sophisticated and well-rounded performance car. The EA897 engine, with its advanced turbocharging and mild-hybrid technology, is a testament to Audi’s engineering prowess. In the used car market, these models are likely to hold their value well, particularly those with low mileage and a full service history. The combination of performance, luxury, and efficiency makes it a desirable option for buyers seeking a premium grand tourer. The longevity of the powertrain, coupled with Audi’s reputation for build quality, suggests that these vehicles will provide many years of reliable service.
