The Mercedes-Benz C-Class Cabriolet (A205), particularly the C 220d 4MATIC variant with the 9G-TRONIC automatic transmission, represents a compelling blend of luxury, performance, and efficiency within the premium mid-size convertible segment. Introduced with the A205 facelift in 2018 and continuing through 2023, this model aimed to deliver a sophisticated open-air driving experience while maintaining the practicality expected of a modern Mercedes-Benz. It occupied a mid-range position within the C-Class Cabriolet lineup, offering a balance between the more accessible C 200 models and the higher-performance AMG variants.
Technical Specifications
| Brand | Mercedes-Benz |
| Model | C-Class |
| Generation | C-Class Cabriolet (A205, facelift 2018) |
| Type (Engine) | C 220d (194 Hp) 4MATIC 9G-TRONIC |
| Start of production | 2018 |
| End of production | 2023 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Cabriolet |
| Seats | 4 |
| Doors | 2 |
| Fuel consumption at Low speed (WLTP) | 5.5 l/100 km (42.8 US mpg, 51.4 UK mpg, 18.2 km/l) |
| Fuel consumption at very high speed (WLTP) | 6.4 l/100 km (36.8 US mpg, 44.1 UK mpg, 15.6 km/l) |
| CO2 emissions (WLTP) | 145-167 g/km |
| Fuel consumption (economy) – urban | 6.4 – 6.8 l/100 km (36.8 – 34.6 US mpg, 44.1 – 41.5 UK mpg, 15.6 – 14.7 km/l) |
| Fuel consumption (economy) – 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 (economy) – combined | 5.2 – 5.6 l/100 km (45.2 – 42 US mpg, 54.3 – 50.4 UK mpg, 19.2 – 17.9 km/l) |
| CO2 emissions | 136 – 148 g/km |
| Fuel Type | Diesel |
| Acceleration 0 – 100 km/h | 7.8 sec |
| Acceleration 0 – 62 mph | 7.8 sec |
| Acceleration 0 – 60 mph | 7.4 sec |
| Maximum speed | 228 km/h (141.67 mph) |
| Emission standard | Euro 6 |
| Weight-to-power ratio | 9.1 kg/Hp, 109.9 Hp/tonne |
| Weight-to-torque ratio | 4.4 kg/Nm, 226.6 Nm/tonne |
| Power | 194 Hp |
| Power per litre | 99.5 Hp/l |
| Torque | 400 Nm @ 1600-2800 rpm (295.02 lb.-ft. @ 1600-2800 rpm) |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | OM 654.920 |
| Engine displacement | 1950 cm3 (119 cu. in.) |
| Number of cylinders | 4 |
| Engine configuration | Inline |
| Number of valves per cylinder | 4 |
| Fuel injection system | Diesel Commonrail |
| Engine aspiration | Turbocharger, Intercooler |
| Engine oil capacity | 6 l (6.34 US qt, 5.28 UK qt) |
| Coolant | 10 l (10.57 US qt, 8.8 UK qt) |
| Kerb Weight | 1765 kg (3891.16 lbs.) |
| Max. weight | 2305 kg (5081.66 lbs.) |
| Max load | 540 kg (1190.5 lbs.) |
| Fuel tank capacity | 41 l (10.83 US gal, 9.02 UK gal) |
| Permitted trailer load with brakes (12%) | 1800 kg (3968.32 lbs.) |
| Permitted trailer load without brakes | 750 kg (1653.47 lbs.) |
| Length | 4686 mm (184.49 in.) |
| Width | 1810 mm (71.26 in.) |
| Height | 1409 mm (55.47 in.) |
| Wheelbase | 2840 mm (111.81 in.) |
| Front track | 1567 mm (61.69 in.) |
| Front overhang | 790 mm (31.1 in.) |
| Rear overhang | 1056 mm (41.57 in.) |
| Ride height (ground clearance) | 88 mm (3.46 in.) |
| Approach angle | 13.2° |
| Departure angle | 12.6° |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 9 gears, automatic transmission G-TRONIC |
| Front brakes | Ventilated discs |
| Rear brakes | Ventilated discs |
Powertrain & Engine Architecture
The C 220d 4MATIC Cabriolet is powered by the OM 654.920, a 2.0-liter inline-four cylinder diesel engine. This engine is a cornerstone of Mercedes-Benz’s modern diesel offerings, known for its efficiency and refinement. It utilizes a second-generation commonrail direct injection system, delivering fuel at pressures up to 2,700 bar for optimized combustion. The engine also features a variable geometry turbocharger (VGT) and intercooler, contributing to its 194 horsepower and 400 Nm (295 lb-ft) of torque, available from a low 1600-2800 rpm. The 9G-TRONIC nine-speed automatic transmission is integral to the powertrain, offering smooth and efficient gear changes. This transmission is designed to maximize fuel economy and provide a comfortable driving experience. The 4MATIC all-wheel-drive system distributes power between the front and rear axles, enhancing traction and stability, particularly in adverse weather conditions.
Driving Characteristics
The C 220d 4MATIC Cabriolet delivers a refined and comfortable driving experience. While not overtly sporty, the engine provides ample torque for relaxed cruising and confident overtaking. The 9G-TRONIC transmission is well-programmed, offering seamless shifts and contributing to a smooth ride. The all-wheel-drive system provides enhanced grip, particularly on wet or slippery surfaces. Compared to the C 200 variants, the C 220d offers noticeably more pulling power, making it more suitable for long journeys or driving with a full load. It doesn’t possess the outright acceleration of the higher-performance AMG models, but it provides a more balanced and economical alternative. The gear ratios are tuned for efficiency, prioritizing fuel economy over aggressive acceleration.
Equipment & Trim Levels
The C 220d 4MATIC Cabriolet typically came well-equipped as standard. Features included automatic climate control, leather upholstery, power-adjustable seats, a multi-function steering wheel, and the Mercedes-Benz MBUX infotainment system with a touchscreen display. Standard safety features included ABS, ESP, and a suite of airbags. Optional extras included features like a premium sound system, advanced driver-assistance systems (such as adaptive cruise control and lane-keeping assist), and various cosmetic enhancements. Interior trim options ranged from aluminum to wood finishes, allowing for a degree of personalization. The Cabriolet also featured a fully automatic fabric soft top, which could be raised or lowered in around 20 seconds at speeds up to 50 km/h (31 mph).
Chassis & Braking
The C-Class Cabriolet utilizes a four-wheel independent suspension system, featuring coil springs and dampers. The front suspension employs a three-link design, while the rear utilizes a multi-link setup. This configuration provides a good balance between ride comfort and handling. The C 220d 4MATIC typically featured ventilated disc brakes on all four wheels, providing ample stopping power. The electronic stability program (ESP) and anti-lock braking system (ABS) are standard, enhancing safety and control. Stabilizer bars are fitted to both the front and rear axles to reduce body roll during cornering.
Market Reception & Comparison
The C 220d 4MATIC Cabriolet was generally well-received by automotive critics. It was praised for its comfortable ride, refined engine, and efficient fuel economy. The combination of diesel power and all-wheel drive was seen as a practical choice for drivers in regions with inclement weather. Compared to the C 200, the C 220d offered a more satisfying driving experience, particularly when carrying passengers or luggage. However, some critics noted that the diesel engine lacked the sporty character of the gasoline engines offered in the C-Class range. Fuel economy figures consistently placed the C 220d among the most efficient in its class.
Legacy
The OM 654 engine family has proven to be remarkably reliable, and the C 220d 4MATIC Cabriolet is generally considered a dependable vehicle. The 9G-TRONIC transmission has also demonstrated good long-term durability. On the used car market, these models hold their value reasonably well, particularly those with a full service history and low mileage. The C 220d 4MATIC Cabriolet represents a well-rounded and practical luxury convertible, offering a compelling combination of performance, efficiency, and comfort. Its continued presence on the used car market is a testament to its enduring appeal.
