The Audi A6 Sedan (4G, C7 facelift) 3.0 TFSI quattro S tronic represents a high-performance iteration of the C7 generation A6, produced from 2014 to 2016. This variant occupied the upper echelon of the A6 lineup, positioned as a premium offering for drivers seeking a blend of luxury, performance, and all-weather capability. It served as a direct competitor to vehicles like the BMW 535i xDrive and Mercedes-Benz E400 4MATIC, appealing to a market segment prioritizing sophisticated technology and dynamic driving experiences. The C7 facelift brought updated styling, enhanced technology, and refined engine options, solidifying the A6’s position in the executive sedan class.
Technical Specifications
| Brand | Audi |
| Model | A6 |
| Generation | A6 Sedan (4G, C7 facelift 2014) |
| Type (Engine) | 3.0 TFSI V6 (333 Hp) quattro S tronic |
| Start of production | 2014 |
| End of production | 2016 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Sedan |
| Seats | 5 |
| Doors | 4 |
| Fuel consumption (urban) | 9.8-10 l/100 km (24 – 23.5 US mpg) |
| Fuel consumption (extra urban) | 6-6.3 l/100 km (39.2 – 37.3 US mpg) |
| Fuel consumption (combined) | 7.4-7.6 l/100 km (31.8 – 30.9 US mpg) |
| CO2 emissions | 172-177 g/km |
| Fuel Type | Petrol (Gasoline) |
| 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 6 |
| Weight-to-power ratio | 5.3 kg/Hp |
| Weight-to-torque ratio | 4 kg/Nm |
| Power | 333 Hp @ 5500-6500 rpm |
| Torque | 440 Nm @ 2900-5300 rpm (324.53 lb.-ft. @ 2900-5300 rpm) |
| Maximum engine speed | 6500 rpm |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | EA837 evo / CREC |
| Engine displacement | 2995 cm3 (182.77 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | V-engine |
| Cylinder Bore | 84.5 mm (3.33 in.) |
| Piston Stroke | 89 mm (3.5 in.) |
| Compression ratio | 10.8:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Direct injection and Multi-port manifold injection |
| Engine aspiration | Supercharger, Intercooler |
| Valvetrain | DOHC |
| Engine oil capacity | 6.95 l (7.34 US qt | 6.12 UK qt) |
| Coolant | 11.6 l (12.26 US qt | 10.21 UK qt) |
| Kerb Weight | 1750 kg (3858.09 lbs.) |
| Max. weight | 2360 kg (5202.91 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 | 75 l (19.81 US gal | 16.5 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 | 4933 mm (194.21 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 | 930 mm (36.61 in.) |
| Rear overhang | 1091 mm (42.95 in.) |
| Drag coefficient (Cd) | 0.28 |
| Minimum turning circle (turning diameter) | 11.9 m (39.04 ft.) |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives permanently the four wheels of the vehicle. |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 7 gears, automatic transmission S tronic |
| Front suspension | Coil spring, Independent multi-link suspension, Transverse stabilizer |
| Rear suspension | Independent on trapezoidal lever, Transverse stabilizer |
| 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 | 225/55 R17 |
| Wheel rims size | 8J x 17 |
Powertrain & Engine Architecture
At the heart of the A6 3.0 TFSI quattro S tronic lies the EA837 evo 3.0-liter V6 engine. This engine, designated with the code CREC, is a sophisticated powerplant featuring direct fuel injection combined with multi-point injection. This dual-injection system optimizes combustion efficiency and reduces emissions. The engine utilizes a mechanically driven supercharger in addition to a turbocharger, providing immediate throttle response and a broad torque curve. The supercharger operates at lower engine speeds, supplementing the turbocharger which takes over at higher RPMs. The engine boasts a compression ratio of 10.8:1 and a dual overhead camshaft (DOHC) valvetrain with four valves per cylinder. The S tronic 7-speed dual-clutch transmission delivers rapid and smooth gear changes, contributing to the car’s overall performance. This transmission allows for both fully automatic operation and manual gear selection via steering wheel-mounted paddles.
Driving Characteristics
The 333 horsepower and 324.53 lb-ft of torque delivered by the 3.0 TFSI engine, coupled with the S tronic transmission and quattro all-wheel drive, result in a remarkably capable driving experience. Acceleration from 0 to 60 mph is achieved in approximately 4.8 seconds, and the car feels responsive and eager in all driving situations. The S tronic transmission’s quick shifts minimize power interruption, while the quattro system provides exceptional traction, particularly in adverse weather conditions. Compared to the base 2.0-liter four-cylinder A6 models, the 3.0 TFSI offers a significantly more refined and powerful driving experience. While not as overtly sporty as the S6 variant, the 3.0 TFSI strikes a compelling balance between performance and comfort.
Equipment & Trim Levels
The A6 3.0 TFSI quattro S tronic typically came well-equipped as standard. Features included leather upholstery, tri-zone automatic climate control, a premium sound system, and Audi’s MMI infotainment system with a central display screen. Optional extras included features like adaptive cruise control, a head-up display, ventilated front seats, and a panoramic sunroof. Trim levels varied slightly depending on the package selected, but generally focused on enhancing the luxury and convenience features of the vehicle. The interior design emphasized a clean, modern aesthetic with high-quality materials and meticulous attention to detail.
Chassis & Braking
The A6 3.0 TFSI features a sophisticated chassis designed to deliver a comfortable ride and precise handling. The front suspension utilizes a five-link independent setup, while the rear employs a trapezoidal multi-link design. Both ends are equipped with transverse stabilizers to reduce body roll. The braking system consists of ventilated discs on all four wheels, providing ample stopping power. ABS (Anti-lock Braking System) is standard, along with electronic stability control and traction control systems.
Market Reception & Comparison
The Audi A6 3.0 TFSI quattro S tronic was generally well-received by automotive critics. It was praised for its powerful engine, refined transmission, comfortable ride, and luxurious interior. Fuel economy was considered reasonable for a vehicle of its performance caliber, averaging around 31.8 mpg combined. Compared to its rivals, the A6 offered a compelling blend of performance, luxury, and technology. Some reviewers noted that the BMW 5 Series offered a more engaging driving experience, while the Mercedes-Benz E-Class prioritized comfort. However, the A6 consistently ranked highly in terms of overall refinement and build quality.
Legacy
The EA837 engine family, including the 3.0 TFSI variant, has proven to be relatively reliable, although preventative maintenance is crucial. Common issues include carbon buildup on the intake valves, which can affect performance over time. The S tronic transmission is generally durable, but requires regular fluid changes to ensure smooth operation. Today, the 2014-2016 A6 3.0 TFSI quattro S tronic represents a desirable option in the used car market, offering a compelling combination of performance, luxury, and technology at a more accessible price point. Its sophisticated engineering and refined driving experience continue to appeal to discerning buyers.
