The Mercedes-Benz C-Class T-modell (S204) C 300 V6, produced from 2009 to 2011, represented a compelling blend of practicality and performance within the C-Class estate range. Positioned as a mid-to-upper tier offering, it slotted above the four-cylinder variants and below the high-performance AMG models. This variant catered to buyers seeking a refined driving experience with ample space and the prestige associated with the Mercedes-Benz brand. It was primarily sold in the European market, where the station wagon (estate) body style enjoys significant popularity, though limited numbers were available in other regions. The S204 generation C-Class, built on the W204 platform, aimed to improve upon its predecessor with enhanced build quality, more sophisticated technology, and a more luxurious interior.
Technical Specifications
| Brand | Mercedes-Benz |
| Model | C-Class |
| Generation | C-Class T-modell (S204) |
| Type (Engine) | C 300 V6 (231 Hp) 7G-TRONIC |
| Start of production | 2009 |
| End of production | 2011 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Station wagon (estate) |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 13.7-13.9 l/100 km (17.2 – 16.9 US mpg, 20.6 – 20.3 UK mpg, 7.3 – 7.2 km/l) |
| Fuel consumption (extra urban) | 7.2-7.4 l/100 km (32.7 – 31.8 US mpg, 39.2 – 38.2 UK mpg, 13.9 – 13.5 km/l) |
| Fuel consumption (combined) | 9.6-9.8 l/100 km (24.5 – 24 US mpg, 29.4 – 28.8 UK mpg, 10.4 – 10.2 km/l) |
| CO2 emissions | 224-229 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 100 km/h | 7.5 sec |
| Acceleration 0 – 62 mph | 7.5 sec |
| Acceleration 0 – 60 mph | 7.1 sec |
| Maximum speed | 240 km/h (149.13 mph) |
| Emission standard | Euro 5 |
| Weight-to-power ratio | 6.7 kg/Hp, 150 Hp/tonne |
| Weight-to-torque ratio | 5.1 kg/Nm, 194.8 Nm/tonne |
| Power | 231 Hp @ 6000 rpm |
| Power per litre | 77.1 Hp/l |
| Torque | 300 Nm @ 2500-5000 rpm (221.27 lb.-ft. @ 2500-5000 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | M 272.947 |
| Engine displacement | 2996 cm3 (182.83 cu. in.) |
| Number of cylinders | 6 |
| Engine configuration | V-engine |
| Cylinder Bore | 88 mm (3.46 in.) |
| Piston Stroke | 82.1 mm (3.23 in.) |
| Compression ratio | 11.3:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | DOHC |
| Engine oil capacity | 8 l (8.45 US qt | 7.04 UK qt) |
| Kerb Weight | 1540 kg (3395.12 lbs.) |
| Max. weight | 2145 kg (4728.92 lbs.) |
| Max load | 605 kg (1333.8 lbs.) |
| Trunk (boot) space – minimum | 485 l (17.13 cu. ft.) |
| Trunk (boot) space – maximum | 1500 l (52.97 cu. ft.) |
| Fuel tank capacity | 66 l (17.44 US gal | 14.52 UK gal) |
| Permitted trailer load with brakes (12%) | 1800 kg (3968.32 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Length | 4596 mm (180.94 in.) |
| Width | 1770 mm (69.69 in.) |
| Width including mirrors | 2009 mm (79.09 in.) |
| Height | 1459 mm (57.44 in.) |
| Wheelbase | 2760 mm (108.66 in.) |
| Front track | 1541 mm (60.67 in.) |
| Rear track | 1544 mm (60.79 in.) |
| Front overhang | 765 mm (30.12 in.) |
| Rear overhang | 1071 mm (42.17 in.) |
| Minimum turning circle | 10.84 m (35.56 ft.) |
| Drivetrain Architecture | Rear wheel drive |
| Drive wheel | Rear wheel drive |
| Number of gears and type of gearbox | 7 gears, automatic transmission G-TRONIC |
| Front suspension | Independent type McPherson, Transverse stabilizer |
| Rear suspension | Independent multi-link suspension, Transverse stabilizer |
| Front brakes | Ventilated discs |
| Rear brakes | Disc |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Steering rack and pinion |
| Power steering | Hydraulic Steering |
| Tires size | 205/55 R16 |
| Wheel rims size | 7J x 16 |
Powertrain & Engine Architecture
The C 300 V6 was powered by the M272.947 engine, a 3.0-liter naturally aspirated V6. This engine, a staple in many Mercedes-Benz models of the era, featured a 60-degree V-angle and utilized a multi-port fuel injection system. The engine produced 231 horsepower at 6000 rpm and 300 Nm (221 lb-ft) of torque between 2500 and 5000 rpm. The engine employed a double overhead camshaft (DOHC) valvetrain with four valves per cylinder, contributing to its relatively high specific output. The engine’s longitudinal mounting and rear-wheel-drive configuration were typical for Mercedes-Benz vehicles of this class. Paired with the engine was the 7G-TRONIC automatic transmission, a seven-speed unit known for its smooth shifting and efficiency. This transmission offered both fully automatic operation and a manual shift mode, allowing drivers to exert more control over gear selection.
Driving Characteristics
The C 300 V6 Automatic offered a comfortable and refined driving experience. While not overtly sporty, the engine provided ample power for everyday driving and overtaking maneuvers. The 7G-TRONIC transmission contributed to smooth acceleration and minimized shift shock. Compared to the base four-cylinder models, the V6 offered a noticeable improvement in performance, with a 0-60 mph time of around 7.1 seconds. However, it wasn’t as quick as the C 350 or the AMG variants. The automatic transmission, while smooth, could feel slightly less responsive than the available six-speed manual gearbox. The gear ratios were tuned for a balance of fuel efficiency and performance, prioritizing comfortable cruising over outright acceleration.
Equipment & Trim Levels
The C 300 V6 T-modell typically came well-equipped as standard. Features included automatic climate control, power windows and mirrors, a multi-function steering wheel, and an audio system with CD player. Upholstery was generally a combination of fabric and Artico (Mercedes’ synthetic leather). Optional extras included leather upholstery, a sunroof, navigation system, premium sound system, and parking sensors. The Avantgarde trim level, often selected with the C 300 V6, added more luxurious appointments and exterior styling cues.
Chassis & Braking
The S204 C-Class featured a fully independent suspension system. The front utilized a McPherson strut setup, while the rear employed a multi-link suspension. This configuration provided a good balance of ride comfort and handling. The C 300 V6 was equipped with ventilated disc brakes at the front and solid discs at the rear. Anti-lock Braking System (ABS) was standard. The suspension was tuned to prioritize comfort, resulting in a slightly softer ride compared to the sportier AMG models. Stabilizer bars were fitted to both the front and rear axles to reduce body roll during cornering.
Market Reception & Comparison
The C 300 V6 T-modell was generally well-received by automotive critics. It was praised for its refined engine, comfortable ride, and spacious interior. However, some reviewers noted that the fuel economy wasn’t particularly impressive for a V6 engine. Compared to the four-cylinder C 250, the C 300 V6 offered a significant performance upgrade, but at a higher price point. Against the C 350, it offered a more affordable entry point into the V6 range, albeit with slightly less power. The C 300 V6’s main competitors included the BMW 330d Touring and the Audi A4 Avant 3.0 TDI.
Legacy
The M272 engine family, including the M272.947 found in the C 300 V6, is generally considered to be a reliable powerplant, although preventative maintenance is crucial. Common issues include oil leaks from the valve cover gaskets and potential problems with the balance shaft. The 7G-TRONIC transmission is also generally reliable, but requires regular fluid changes to ensure smooth operation. Today, the S204 C-Class T-modell C 300 V6 represents a good value proposition in the used car market, offering a blend of practicality, comfort, and prestige. Well-maintained examples are still relatively common and can provide years of reliable service.
