The Audi A6 Sedan (4G, C7 facelift) 3.0 TDI quattro Tiptronic, produced from 2016 to 2018, represents a sophisticated iteration of Audi’s executive sedan. This variant occupied a premium position within the C7 facelift range, offering a blend of performance, luxury, and all-weather capability. It was positioned above the lower-powered engine options (like the 2.0 TDI) and served as a compelling alternative to the performance-focused S6 model, appealing to buyers seeking a balance between spirited driving and refined comfort. The C7 facelift brought updated styling, enhanced technology, and improved efficiency to the A6 lineup, solidifying its position in the competitive mid-size luxury segment.
Technical Specifications
| Brand | Audi |
| Model | A6 |
| Generation | A6 Sedan (4G, C7 facelift 2016) |
| Type (Engine) | 3.0 TDI (320 Hp) quattro Tiptronic |
| Start of production | 2016 |
| End of production | 2018 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (urban) | 7.3-7.5 l/100 km (32.2 – 31.4 US mpg, 38.7 – 37.7 UK mpg, 13.7 – 13.3 km/l) |
| Fuel consumption (extra urban) | 5.3-5.5 l/100 km (44.4 – 42.8 US mpg, 53.3 – 51.4 UK mpg, 18.9 – 18.2 km/l) |
| Fuel consumption (combined) | 6.0-6.2 l/100 km (39.2 – 37.9 US mpg, 47.1 – 45.6 UK mpg, 16.7 – 16.1 km/l) |
| CO2 emissions | 159-164 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 5 sec |
| Acceleration 0 – 62 mph | 5 sec |
| Acceleration 0 – 60 mph | 4.8 sec |
| Maximum speed | 250 km/h (155.34 mph) |
| Emission standard | Euro 6 |
| Weight-to-power ratio | 5.7 kg/Hp, 174.4 Hp/tonne |
| Weight-to-torque ratio | 2.8 kg/Nm, 354.2 Nm/tonne |
| Power | 320 Hp @ 3900-4600 rpm |
| Torque | 650 Nm @ 1400-2800 rpm (479.42 lb.-ft. @ 1400-2800 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | CVUA |
| 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 | 15.5:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger, Intercooler |
| Valvetrain | DOHC |
| Engine oil capacity | 6.4 l (6.76 US qt | 5.63 UK qt) |
| Coolant | 11.5 l (12.15 US qt | 10.12 UK qt) |
| Kerb Weight | 1835 kg (4045.48 lbs.) |
| Max. weight | 2445 kg (5390.3 lbs.) |
| Max load | 610 kg (1344.82 lbs.) |
| Trunk (boot) space – minimum | 530 l (18.72 cu. ft.) |
| Trunk (boot) space – maximum | 995 l (35.14 cu. ft.) |
| Fuel tank capacity | 73 l (19.28 US gal | 16.06 UK gal) |
| Max. roof load | 100 kg (220.46 lbs.) |
| Permitted trailer load with brakes (8%) | 2100 kg (4629.71 lbs.) |
| Permitted trailer load with brakes (12%) | 2100 kg (4629.71 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Permitted towbar download | 85 kg (187.39 lbs.) |
| Length | 4932 mm (194.17 in.) |
| Width | 1874 mm (73.78 in.) |
| Width including mirrors | 2086 mm (82.13 in.) |
| Height | 1455 mm (57.28 in.) |
| Wheelbase | 2912 mm (114.65 in.) |
| Front track | 1627 mm (64.06 in.) |
| Rear (Back) track | 1618 mm (63.7 in.) |
| Front overhang | 925 mm (36.42 in.) |
| Rear overhang | 1095 mm (43.11 in.) |
| Drag coefficient (Cd) | 0.28 |
| Minimum turning circle (turning diameter) | 11.9 m (39.04 ft.) |
| 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 on trapezoidal lever |
| Front brakes | Ventilated discs |
| Rear brakes | Ventilated discs |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Electric Steering |
| Tires size | 245/45 R18 |
| Wheel rims size | 8J x 18 |
INTRODUCTION
The Audi A6 Sedan (4G, C7 facelift) 3.0 TDI quattro Tiptronic, manufactured between 2016 and 2018, is a luxury sedan that builds upon the already successful C7 generation A6. The facelift brought a refreshed exterior design, upgraded interior materials, and advancements in infotainment and driver-assistance systems. This particular variant, powered by the 3.0-liter TDI engine and paired with Audi’s eight-speed Tiptronic automatic transmission and quattro all-wheel drive, was aimed at buyers who prioritized performance, refinement, and all-weather capability. It represented a significant step up from the base engine options, offering a substantial increase in power and torque.
Powertrain & Engine Architecture
At the heart of this A6 variant lies the CVUA engine code, a 3.0-liter V6 turbocharged diesel engine. This engine is a longitudinal-mounted powerplant, a hallmark of Audi’s quattro drivetrain layout. The engine utilizes a common rail direct injection system, delivering fuel directly into the combustion chambers at extremely high pressure for optimized combustion and reduced emissions. The valvetrain employs Dual Overhead Camshafts (DOHC) with four valves per cylinder, enhancing volumetric efficiency and contributing to the engine’s broad torque curve. The turbocharger, coupled with an intercooler, forces more air into the engine, boosting power output. The eight-speed Tiptronic automatic transmission is a torque-converter type, known for its smooth shifts and responsiveness. It allows for both fully automatic operation and manual gear selection via steering wheel-mounted paddles or the gear selector. The quattro all-wheel-drive system distributes power between the front and rear axles as needed, providing enhanced traction and stability in various driving conditions.
Driving Characteristics
The 3.0 TDI with the Tiptronic transmission delivers a refined and effortless driving experience. The engine’s 650 Nm (479.42 lb-ft) of torque, available from a low 1400 rpm, provides strong acceleration in virtually any gear. The 0-60 mph sprint takes approximately 4.8 seconds, making it a genuinely quick sedan. While not as overtly sporty as the S6, the 3.0 TDI offers ample power for overtaking and highway cruising. The Tiptronic transmission shifts smoothly and intelligently, adapting to driving style and road conditions. The gear ratios are well-chosen, providing a balance between acceleration and fuel efficiency. Compared to the manual transmission versions of the 3.0 TDI, the Tiptronic offers greater convenience and ease of use, particularly in urban traffic. However, some enthusiasts might find the manual transmission more engaging.
Equipment & Trim Levels
The 3.0 TDI quattro Tiptronic typically came well-equipped, reflecting its premium positioning. Standard features often included leather upholstery, tri-zone automatic climate control, a multi-function steering wheel, and Audi’s MMI infotainment system with a central display screen. Optional extras were plentiful, including a Bang & Olufsen sound system, adaptive cruise control, a head-up display, and various driver-assistance features like lane departure warning and blind-spot monitoring. Interior trim options varied, with choices in wood, aluminum, or carbon fiber accents. The exterior styling was enhanced by features like LED headlights, chrome trim, and a sport suspension (often optional).
Chassis & Braking
The A6 C7 facelift features an independent multi-link suspension at the front and an independent suspension on trapezoidal levers at the rear, providing a comfortable and controlled ride. The suspension is tuned to balance ride comfort with handling precision. The quattro all-wheel-drive system contributes to excellent stability and cornering grip. Braking duties are handled by ventilated discs on all four wheels, providing ample stopping power. The anti-lock braking system (ABS) and electronic stability control (ESC) are standard features, enhancing safety and control.
Market Reception & Comparison
The Audi A6 3.0 TDI quattro Tiptronic was generally well-received by automotive critics. It was praised for its powerful and refined engine, comfortable ride, and luxurious interior. Fuel economy was also considered competitive for its class. Compared to the 2.0 TDI variants, the 3.0 TDI offered a significant performance upgrade, but at a higher price point. The 3.0 TDI also provided a more relaxed driving experience than the higher-performance S6, making it a more suitable choice for buyers who prioritized comfort and refinement. Reliability was generally good, although diesel engines can be susceptible to issues with the diesel particulate filter (DPF) if not properly maintained.
Legacy
The Audi A6 C7 facelift 3.0 TDI quattro Tiptronic remains a desirable used car today. The 3.0 TDI engine is known for its durability and relatively low maintenance costs, provided it has been regularly serviced. The Tiptronic transmission is also generally reliable. However, potential buyers should be aware of the potential for DPF issues and ensure that the car has a full service history. The C7 A6 continues to be appreciated for its blend of luxury, performance, and technology, making it a compelling option in the used executive sedan market.
