The Mercedes-Benz C-Class T-modell (S204) facelift, specifically the C 200 CDI BlueEFFICIENCY variant with the 7G-TRONIC PLUS automatic transmission, was produced from 2011 to 2014. This model represents a mid-cycle refresh of the second-generation C-Class estate (wagon), offering a blend of practicality, efficiency, and Mercedes-Benz luxury. Positioned as a mid-range offering within the T-modell lineup, it aimed to provide a balance between performance and fuel economy for buyers seeking a versatile family vehicle. The S204 platform was a significant step forward for Mercedes-Benz in the compact executive segment, offering increased refinement and technology compared to its predecessor.
Technical Specifications
| Brand | Mercedes-Benz |
| Model | C-class |
| Generation | C-class T-modell (S204, facelift 2011) |
| Type (Engine) | C 200 CDI BlueEFFICIENCY (136 Hp) 7G-TRONIC PLUS |
| Start of production | 2011 |
| End of production | 2014 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Station wagon (estate) |
| Seats | 5 |
| Doors | 5 |
| Fuel consumption (urban) | 6.2-6.5 l/100 km (37.9 – 36.2 US mpg, 45.6 – 43.5 UK mpg, 16.1 – 15.4 km/l) |
| Fuel consumption (extra urban) | 4.5-4.9 l/100 km (52.3 – 48 US mpg, 62.8 – 57.6 UK mpg, 22.2 – 20.4 km/l) |
| Fuel consumption (combined) | 5.1-5.5 l/100 km (46.1 – 42.8 US mpg, 55.4 – 51.4 UK mpg, 19.6 – 18.2 km/l) |
| CO2 emissions | 134-144 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 9.5 sec |
| Acceleration 0 – 62 mph | 9.5 sec |
| Acceleration 0 – 60 mph | 9 sec |
| Maximum speed | 207 km/h (128.62 mph) |
| Emission standard | Euro 5 |
| Weight-to-power ratio | 11.5 kg/Hp, 86.6 Hp/tonne |
| Weight-to-torque ratio | 4.4 kg/Nm, 229.3 Nm/tonne |
| Power | 136 Hp @ 2800-4600 rpm |
| Power per litre | 63.5 Hp/l |
| Torque | 360 Nm @ 1600-2600 rpm (265.52 lb.-ft. @ 1600-2600 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | OM 651.913 |
| Engine displacement | 2143 cm3 (130.77 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Cylinder Bore | 83 mm (3.27 in.) |
| Piston Stroke | 99 mm (3.9 in.) |
| Compression ratio | 16.2:1 |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger, Intercooler |
| Valvetrain | DOHC |
| Engine oil capacity | 6.5 l (6.87 US qt | 5.72 UK qt) |
| Kerb Weight | 1570 kg (3461.26 lbs.) |
| Max. weight | 2185 kg (4817.1 lbs.) |
| Max load | 615 kg (1355.84 lbs.) |
| Trunk (boot) space – minimum | 485 l (17.13 cu. ft.) |
| Trunk (boot) space – maximum | 1500 l (52.97 cu. ft.) |
| Fuel tank capacity | 59 l (15.59 US gal | 12.98 UK gal) |
| Max. roof load | 100 kg (220.46 lbs.) |
| Permitted trailer load with brakes (12%) | 1800 kg (3968.32 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Length | 4606 mm (181.34 in.) |
| Width | 1770 mm (69.69 in.) |
| Width including mirrors | 2008 mm (79.06 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 | 775 mm (30.51 in.) |
| Rear overhang | 1071 mm (42.17 in.) |
| Drag coefficient (Cd) | 0.29 |
| Minimum turning circle | 10.84 m (35.56 ft.) |
| Drivetrain Architecture | Rear wheel drive |
| Number of gears and type of gearbox | 7 gears, automatic transmission G-TRONIC PLUS |
| 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; 225/45 R17 |
| Wheel rims size | 7J x 16; 7.5J x 17 |
Powertrain & Engine Architecture
The C 200 CDI BlueEFFICIENCY is powered by the OM 651.913, a 2.1-liter inline-four cylinder diesel engine. This engine is a cornerstone of Mercedes-Benz’s diesel offerings, known for its durability and efficiency. It features a common rail direct injection system, delivering fuel at extremely high pressure for optimized combustion. The engine also incorporates a turbocharger with an intercooler, boosting power output and improving torque. The DOHC (Double Overhead Camshaft) valvetrain ensures efficient valve control. The 7G-TRONIC PLUS automatic transmission, a seven-speed unit, is a key component of this variant. It’s known for its smooth shifting and contributes significantly to the car’s fuel efficiency. The transmission features a torque converter lock-up clutch that engages at higher speeds to reduce slippage and improve fuel economy.
Driving Characteristics
The 136 horsepower and 360 Nm (265 lb-ft) of torque provided by the C 200 CDI BlueEFFICIENCY offered adequate, though not exhilarating, performance. Acceleration from 0 to 100 km/h (0-62 mph) took around 9.5 seconds. The 7G-TRONIC PLUS transmission was programmed for comfort and efficiency, with gear changes generally smooth and unobtrusive. Compared to the more powerful C 250 CDI or C 300 variants, the C 200 CDI felt less responsive, particularly during overtaking maneuvers. However, the strong low-end torque of the diesel engine made it well-suited for everyday driving and long-distance cruising. The automatic transmission’s gear ratios were optimized for fuel economy, resulting in a relaxed driving experience at highway speeds.
Equipment & Trim Levels
The C 200 CDI BlueEFFICIENCY typically came standard with features such as automatic climate control, a multi-function steering wheel, and an audio system with a CD player. Upholstery was generally cloth, though leather options were available. Common optional extras included a sunroof, navigation system, parking sensors, and upgraded audio systems. The “BlueEFFICIENCY” designation indicated the inclusion of fuel-saving technologies like start-stop functionality and optimized aerodynamics. Trim levels varied by market, but generally offered packages that added features like alloy wheels, chrome trim, and upgraded interior materials.
Chassis & Braking
The S204 C-Class T-modell featured an independent suspension system all around. The front suspension utilized McPherson struts with a transverse stabilizer, while the rear employed a multi-link setup, also with a stabilizer bar. This configuration provided a good balance between ride comfort and handling. Braking duties were handled by ventilated discs at the front and solid discs at the rear. ABS (Anti-lock Braking System) was standard. The steering system was a rack-and-pinion type with hydraulic power assistance.
Market Reception & Comparison
The C 200 CDI BlueEFFICIENCY was generally well-received by critics as a practical and economical estate car. It was praised for its fuel efficiency and comfortable ride. However, some reviewers noted that the engine lacked the punch of its more powerful siblings. Compared to the C 250 CDI, the C 200 CDI offered lower running costs but sacrificed performance. Against competitors like the Audi A4 Avant and BMW 3 Series Touring, the C 200 CDI held its own in terms of refinement and practicality, though it wasn’t necessarily the sportiest option.
Legacy
The OM 651 engine family, including the 2.1-liter variant found in the C 200 CDI, has proven to be remarkably durable. Properly maintained examples continue to provide reliable service today. The 7G-TRONIC PLUS transmission is also known for its longevity. In the used car market, the C 200 CDI BlueEFFICIENCY T-modell represents a good value proposition for buyers seeking a practical, fuel-efficient, and well-equipped estate car. While not the fastest or most luxurious C-Class variant, it offers a compelling combination of attributes that make it a sensible choice for families and individuals alike.
