2016-2018 Mercedes-Benz C-class Cabriolet (A205) AMG C 63 V8 (476 Hp) SPEEDSHIFT MCT

The Mercedes-Benz C-Class Cabriolet (A205) AMG C 63, produced from 2016 to 2018, represents the high-performance convertible variant of the fourth-generation C-Class (W205). Positioned as the flagship model within the A205 Cabriolet range, the C 63 distinguished itself with a potent, hand-built AMG V8 engine and a sophisticated performance-oriented drivetrain. It catered to buyers seeking an open-air luxury experience combined with exhilarating acceleration and dynamic handling. This model occupied the premium segment of the compact executive convertible market, competing with vehicles like the BMW 4 Series Convertible and Audi S5 Cabriolet.

Technical Specifications

Brand Mercedes-Benz
Model C-class
Generation C-class Cabriolet (A205)
Type (Engine) AMG C 63 V8 (476 Hp) SPEEDSHIFT MCT
Start of production 2016
End of production 2018
Powertrain Architecture Internal Combustion engine
Body type Cabriolet
Seats 4
Doors 2
Fuel consumption (urban) 12.4-12.0 l/100 km (19 – 19.6 US mpg, 22.8 – 23.5 UK mpg, 8.1 – 8.3 km/l)
Fuel consumption (extra urban) 7.5-7.2 l/100 km (31.4 – 32.7 US mpg, 37.7 – 39.2 UK mpg, 13.3 – 13.9 km/l)
Fuel consumption (combined) 9.3-8.9 l/100 km (25.3 – 26.4 US mpg, 30.4 – 31.7 UK mpg, 10.8 – 11.2 km/l)
CO2 emissions 218-208 g/km
Fuel Type Petrol (Gasoline)
Acceleration 0 – 100 km/h 4.2 sec
Acceleration 0 – 62 mph 4.2 sec
Acceleration 0 – 60 mph 4 sec
Emission standard Euro 6
Weight-to-power ratio 4 kg/Hp, 249.2 Hp/tonne
Weight-to-torque ratio 2.9 kg/Nm, 340.3 Nm/tonne
Power 476 Hp @ 5500-6250 rpm
Power per litre 119.5 Hp/l
Torque 650 Nm @ 1750-4500 rpm (479.42 lb.-ft. @ 1750-4500 rpm)
Engine layout Front, Longitudinal
Engine Model/Code M 177.980
Engine displacement 3982 cm3 (243 cu. in.)
Number of cylinders 8
Engine configuration V-engine
Compression ratio 10.5:1
Fuel injection system Direct injection
Engine aspiration BiTurbo, Intercooler
Engine oil capacity 9 l (9.51 US qt | 7.92 UK qt)
Coolant capacity 11.1 l (11.73 US qt | 9.77 UK qt)
Kerb Weight 1910 kg (4210.83 lbs.)
Max. weight 2280 kg (5026.54 lbs.)
Max load 370 kg (815.71 lbs.)
Trunk (boot) space – maximum 355 l (12.54 cu. ft.)
Fuel tank capacity 66 l (17.44 US gal | 14.52 UK gal)
Length 4686 mm (184.49 in.)
Width 1810 mm (71.26 in.)
Width including mirrors 2016 mm (79.37 in.)
Height 1409 mm (55.47 in.)
Wheelbase 2840 mm (111.81 in.)
Front track 1563 mm (61.54 in.)
Rear (Back) track 1546 mm (60.87 in.)
Front overhang 790 mm (31.1 in.)
Rear overhang 1056 mm (41.57 in.)
Drag coefficient (Cd) 0.36
Minimum turning circle 11.29 m (37.04 ft.)
Drivetrain Architecture Rear wheel drive
Number of gears 7
Gearbox type Automatic transmission AMG SPEEDSHIFT MCT
Front suspension Independent multi-link suspension
Rear suspension Independent multi-link suspension
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 255/40 ZR18; 285/35 ZR18
Wheel rims size 18

INTRODUCTION

The A205 C 63 Cabriolet debuted in 2016 as part of the W205 C-Class facelift. It built upon the success of the C-Class coupe and sedan, offering a more dynamic and engaging driving experience in a stylish open-top format. The “63” designation signifies the model’s association with Mercedes-AMG, the performance division of Mercedes-Benz. The car was produced until 2018, representing a relatively short production run within the W205 generation.

Powertrain & Engine Architecture

At the heart of the C 63 Cabriolet lies the M177.980 4.0-liter twin-turbocharged V8 engine. This engine, hand-assembled in Affalterbach, Germany, is a significant departure from the naturally aspirated V8s previously used in C 63 models. The engine utilizes direct fuel injection and features a “hot-vee” configuration, where the turbochargers are located within the V of the engine block, resulting in a more compact design and improved responsiveness. The engine produces 476 horsepower at 5,500-6,250 rpm and a substantial 650 Nm (479 lb-ft) of torque between 1,750 and 4,500 rpm. The engine is paired with the AMG SPEEDSHIFT MCT 7-speed automatic transmission. This transmission employs a wet multi-plate clutch instead of a traditional torque converter, offering faster and more direct gear changes. The MCT transmission also features various driving modes, including Comfort, Sport, Sport Plus, and Race, allowing the driver to tailor the transmission’s behavior to their preferences.

Driving Characteristics

The C 63 Cabriolet delivers a thrilling driving experience characterized by its potent acceleration and agile handling. The combination of the powerful V8 engine and the responsive MCT transmission allows for rapid acceleration, with a 0-60 mph time of around 4 seconds. The rear-wheel-drive configuration contributes to a balanced and engaging driving feel. While the Cabriolet body style adds some weight compared to the coupe, the C 63 still feels remarkably nimble and composed, especially when equipped with the optional AMG Dynamic Body Control suspension. The gear ratios are tuned for both strong acceleration and comfortable cruising. Lower gears provide quick bursts of power, while higher gears offer relaxed highway driving. Compared to the C 43 Cabriolet (with its smaller V6 engine), the C 63 offers a significantly more powerful and visceral driving experience. The C 63 also differs from diesel-powered C-Class Cabriolets, such as the C 220d, in terms of its raw power and performance focus.

Equipment & Trim Levels

The C 63 Cabriolet came standard with a comprehensive array of features, including leather upholstery, heated and ventilated front seats, a premium sound system, and a host of advanced safety technologies. The interior featured AMG-specific styling cues, such as a flat-bottom steering wheel, aluminum paddle shifters, and unique instrument cluster graphics. Optional extras included a head-up display, a panoramic sunroof, and various carbon fiber trim pieces. The AIRSCARF system, which directs warm air onto the occupants’ necks, was a popular option for open-top driving in cooler climates. The standard exterior features included AMG body styling, quad exhaust outlets, and 18-inch alloy wheels.

Chassis & Braking

The C 63 Cabriolet features a sophisticated chassis designed to handle the engine’s substantial power. The suspension utilizes a multi-link setup at both the front and rear, providing excellent ride quality and handling precision. The optional AMG Dynamic Body Control suspension allows the driver to adjust the damping characteristics, further enhancing the driving experience. Braking duties are handled by ventilated discs at all four corners, providing ample stopping power. The AMG braking system, with larger rotors and calipers, was available as an option for even more aggressive braking performance. The car’s electronic stability program (ESP) is tuned to allow for a degree of wheel slip in Sport and Sport Plus modes, enhancing driving enjoyment.

Market Reception & Comparison

The C 63 Cabriolet was generally well-received by automotive critics, who praised its powerful engine, engaging handling, and luxurious interior. However, some reviewers noted that the Cabriolet body style added weight and reduced structural rigidity compared to the coupe. Fuel economy was also a concern, with combined fuel consumption figures ranging from 9.3 to 8.9 l/100 km. Compared to the BMW 4 Series Convertible and Audi S5 Cabriolet, the C 63 offered a more powerful engine and a more aggressive driving experience. However, some competitors offered more refined interiors or more advanced technology features.

Legacy

The A205 C 63 Cabriolet remains a desirable vehicle in the used car market, particularly among enthusiasts seeking a high-performance open-top experience. The M177 engine has proven to be relatively reliable, although regular maintenance is essential. The AMG SPEEDSHIFT MCT transmission is also generally robust, but it may require servicing over time. The C 63 Cabriolet represents a compelling combination of luxury, performance, and style, and it continues to be appreciated for its exhilarating driving dynamics and iconic AMG heritage.

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