The Mercedes-Benz C-Class T-modell (S204), specifically the C 220 CDI BlueEFFICIENCY 4MATIC variant with the 7G-TRONIC PLUS automatic transmission, was produced from 2011 to 2014. This model represents a facelift of the second-generation C-Class estate (wagon), designated S204, and aimed to offer a blend of practicality, efficiency, and all-weather capability within the premium compact executive segment. Positioned as a mid-range offering within the T-modell lineup, it catered to buyers seeking a balance between performance and fuel economy, coupled with the added security of all-wheel drive.
Technical Specifications
| Brand | Mercedes-Benz |
| Model | C-Class |
| Generation | C-Class T-modell (S204, facelift 2011) |
| Type | C 220 CDI BlueEFFICIENCY (170 Hp) 4MATIC 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) | 6.7-6.9 l/100 km (35.1 – 34.1 US mpg, 42.2 – 40.9 UK mpg, 14.9 – 14.5 km/l) |
| Fuel consumption (extra urban) | 4.8-5.1 l/100 km (49 – 46.1 US mpg, 58.9 – 55.4 UK mpg, 20.8 – 19.6 km/l) |
| Fuel consumption (combined) | 5.5-5.8 l/100 km (42.8 – 40.6 US mpg, 51.4 – 48.7 UK mpg, 18.2 – 17.2 km/l) |
| CO2 emissions | 147-155 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 8.4 sec |
| Acceleration 0 – 62 mph | 8.4 sec |
| Acceleration 0 – 60 mph | 8 sec |
| Maximum speed | 219 km/h (136.08 mph) |
| Emission standard | Euro 5 |
| Weight-to-power ratio | 9.8 kg/Hp, 102.4 Hp/tonne |
| Weight-to-torque ratio | 4.2 kg/Nm, 241 Nm/tonne |
| Power | 170 Hp @ 3000-4200 rpm |
| Power per litre | 79.3 Hp/l |
| Torque | 400 Nm @ 1400-2800 rpm (295.02 lb.-ft. @ 1400-2800 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | OM 651.912 |
| 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 | Twin-Turbo, Intercooler |
| Valvetrain | DOHC |
| Engine oil capacity | 6.5 l (6.87 US qt | 5.72 UK qt) |
| Kerb Weight | 1660 kg (3659.67 lbs.) |
| Max. weight | 2275 kg (5015.52 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.) |
| Minimum turning circle | 10.84 m (35.56 ft.) |
| Drivetrain Architecture | All wheel drive (4×4) |
| Number of gears | 7 |
| Gearbox type | 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 220 CDI BlueEFFICIENCY utilized the OM 651.912, a 2.1-liter inline-four cylinder diesel engine. This engine was a mainstay in many Mercedes-Benz models of the era, known for its robust construction and relatively good fuel efficiency. The ‘BlueEFFICIENCY’ designation indicated the inclusion of various fuel-saving technologies, including start-stop functionality and optimized engine management. The engine employed a second-generation common rail direct injection system, delivering fuel at extremely high pressures for improved combustion and reduced emissions. A twin-turbocharger setup, featuring a small turbo for quick response and a larger turbo for peak power, contributed to the engine’s 400 Nm (295 lb-ft) of torque available from 1400 to 2800 rpm. The 7G-TRONIC PLUS automatic transmission, a seven-speed unit, was specifically tuned to complement the engine’s torque curve, offering smooth shifts and efficient operation.
Driving Characteristics
The C 220 CDI 4MATIC offered a comfortable and refined driving experience. While not overtly sporty, the 170 hp engine and 400 Nm of torque provided adequate performance for everyday driving and highway cruising. Acceleration from 0 to 100 km/h (0-62 mph) took approximately 8.4 seconds. The 7G-TRONIC PLUS transmission contributed to a relaxed driving style, with well-spaced gear ratios. Compared to the more powerful C 250 CDI or C 300 variants, the C 220 CDI felt less urgent in its acceleration, but the difference was often negligible in typical driving scenarios. The 4MATIC all-wheel-drive system provided enhanced traction, particularly in inclement weather, making it a practical choice for regions with challenging road conditions.
Equipment & Trim Levels
The C 220 CDI BlueEFFICIENCY 4MATIC typically came standard with features such as automatic climate control, a multi-function steering wheel, power windows and mirrors, and a basic audio system. Upholstery was generally a cloth or Artico (Mercedes’ synthetic leather) material. Optional extras included leather upholstery, a sunroof, a navigation system, upgraded audio systems (often from Harman Kardon), and parking sensors. Trim levels varied slightly depending on the market, but generally offered packages that bundled popular options together. The ‘Avantgarde’ and ‘Elegance’ trim lines were common, offering different styling cues and equipment levels.
Chassis & Braking
The S204 C-Class T-modell featured an independent suspension setup at all four wheels. The front utilized a McPherson strut design, while the rear employed a multi-link suspension. This configuration provided a good balance between ride comfort and handling. Stabilizer bars were fitted front and rear to reduce body roll. Braking duties were handled by ventilated discs at the front and solid discs at the rear, equipped with ABS (Anti-lock Braking System). The 4MATIC system distributed power to all four wheels, enhancing stability and traction.
Market Reception & Comparison
The C 220 CDI BlueEFFICIENCY 4MATIC was generally well-received by automotive critics. It was praised for its fuel efficiency, comfortable ride, and the added security of all-wheel drive. Compared to the rear-wheel-drive C 220 CDI, the 4MATIC version offered superior traction, but at a slight penalty in fuel economy and price. Against competitors like the Audi A4 Avant and BMW 3 Series Touring, the C-Class T-modell offered a compelling package, often perceived as being more luxurious and refined. Reliability was generally good, although some owners reported issues with the diesel particulate filter (DPF) and occasional electronic glitches.
Legacy
The OM 651 engine family, including the 2.1-liter variant found in the C 220 CDI, proved to be remarkably durable. Well-maintained examples continue to be relatively reliable even with high mileage. On the used car market, the C 220 CDI BlueEFFICIENCY 4MATIC represents a good value proposition for buyers seeking a practical, efficient, and comfortable estate car. However, potential buyers should be aware of the potential for DPF issues and the cost of maintaining a Mercedes-Benz. The S204 C-Class T-modell, and particularly this variant, remains a popular choice for those who appreciate a blend of German engineering and everyday usability.
