The Mercedes-Benz SLC (R172 facelift 2016), specifically the SLC 180 variant, represents the culmination of a long line of compact luxury roadsters from the German automaker, succeeding the well-regarded SLK-Class. The 2016 facelift marked a rebranding exercise, aligning the model with Mercedes-Benz’s contemporary naming strategy – the “C” denoting its C-Class platform underpinnings. The SLC 180 was primarily aimed at European and international markets, offering a blend of efficiency, accessible performance, and premium appeal. Produced from April 2016 to May 2019, this model continued the tradition of a two-door, two-seat coupe-cabriolet, distinguished by its retractable hardtop, providing versatility and style in a compact package.
The SLC 180: A Compact Roadster’s Evolution
While North American markets generally favored the more powerful SLC variants, the SLC 180 played a vital role in broadening the SLC’s market reach. It appealed to buyers seeking the prestige and aesthetics of a luxury roadster without the higher running costs or outright performance of its more potent siblings. The SLC 180 retained the core engineering of the R172 generation, including its sophisticated suspension and driver-focused interior, ensuring a refined and engaging driving experience characteristic of the Mercedes-Benz brand. It successfully combined luxury with practicality, offering a compelling alternative in a competitive segment.
Engine & Performance
The SLC 180 is powered by the M 274.910 engine, a 1.6-liter (1595 cm³ or 97.33 cu. in.) inline four-cylinder gasoline unit. This front, longitudinally-mounted engine drives the rear wheels, a classic configuration for a sporty roadster. A turbocharger and intercooler enhance the engine’s output and efficiency, particularly at lower revolutions per minute. The engine produces 156 horsepower at 5300 rpm, resulting in a power-per-liter ratio of 97.8 Hp/l, indicative of its modern engineering.
More relevant for everyday driving, the SLC 180 delivers 250 Nm (184.39 lb.-ft.) of torque, available across a broad rev range from 1200 to 4000 rpm. This wide torque band ensures responsive acceleration and flexible performance, making it suitable for both urban commutes and longer journeys. The SLC 180 was typically equipped with a 6-speed manual transmission, providing a direct and engaging driving experience. Performance figures include a 0 to 60 mph acceleration time of 7.5 seconds (calculated), and 0 to 100 km/h in 7.9 seconds. The top speed is rated at 226 km/h (140.43 mph).
Fuel efficiency was a key selling point in its target markets. Combined fuel consumption ranges from 5.8 to 5.6 liters per 100 km, equating to an impressive 40.6 to 42 US mpg. CO2 emissions are kept in check at 134-127 g/km, complying with Euro 6 emission standards. This balance of performance and economy made the SLC 180 an attractive option for consumers prioritizing lower running costs without compromising the premium Mercedes-Benz experience.
Design & Features
The Mercedes-Benz SLC (R172 facelift 2016) retained the sleek, athletic proportions of its SLK predecessors, but with updated styling cues aligning it with Mercedes-Benz’s contemporary design language. The defining feature of the SLC is its vario-roof – a retractable hardtop that transforms the car from a coupe to a roadster in seconds. This design offered the benefits of both body styles: the security and refinement of a fixed roof, and the open-air exhilaration of a convertible.
The facelift introduced a revised front fascia featuring a diamond grille (standard or optional), new LED Intelligent Light System headlamps, and updated bumper designs, giving the SLC a sharper, more aggressive appearance. The rear received subtle updates, including new LED tail lamps and a redesigned bumper. With a length of 162.72 inches, a width of 71.26 inches (78.98 inches including mirrors), and a height of 51.22 inches, the SLC 180 maintained a compact and agile footprint, ideal for navigating urban environments and winding roads.
Inside, the two-seat cockpit offered a blend of luxury and sportiness. Mercedes-Benz emphasized high-quality materials and craftsmanship. The SLC 180 featured standard Mercedes-Benz infotainment, though it might not have included the most advanced options available on higher trims. However, essential features like automatic climate control, a multi-function steering wheel, and a premium audio system were standard. Safety features included ABS (Anti-lock Braking System), a comprehensive airbag system, and Mercedes-Benz’s suite of electronic stability control systems. The electric rack and pinion power steering provided precise feedback and ease of maneuverability, with a minimum turning circle of 34.51 feet.
Technical Specifications: Mercedes-Benz SLC (R172 facelift 2016) SLC 180
| Category | Specification |
| General Information | |
| Brand | Mercedes-Benz |
| Model | SLC |
| Generation | SLC (R172 facelift 2016) |
| Engine Type | SLC 180 (156 Hp) |
| Production Start | April, 2016 |
| Production End | May, 2019 |
| Powertrain Architecture | Internal Combustion Engine |
| Body Type | Coupe – Cabriolet, Roadster |
| Seats | 2 |
| Doors | 2 |
| Performance Specifications | |
| Fuel Consumption (Urban) | 7.7-7.4 l/100 km (30.5 – 31.8 US mpg) |
| Fuel Consumption (Extra Urban) | 4.9-4.5 l/100 km (48 – 52.3 US mpg) |
| Fuel Consumption (Combined) | 5.8-5.6 l/100 km (40.6 – 42 US mpg) |
| CO2 Emissions | 134-127 g/km |
| Fuel Type | Petrol (Gasoline) |
| Acceleration 0 – 60 mph | 7.5 sec |
| Acceleration 0 – 100 km/h | 7.9 sec |
| Maximum Speed | 226 km/h (140.43 mph) |
| Emission Standard | Euro 6 |
| Weight-to-Power Ratio | 8.7 kg/Hp (114.7 Hp/tonne) |
| Weight-to-Torque Ratio | 5.4 kg/Nm (183.8 Nm/tonne) |
| Engine Specifications | |
| Power | 156 Hp @ 5300 rpm |
| Power per Liter | 97.8 Hp/l |
| Torque | 250 Nm (184.39 lb.-ft.) @ 1200-4000 rpm |
| Engine Layout | Front, Longitudinal |
| Engine Model/Code | M 274.910 |
| Engine Displacement | 1595 cm³ (1.6 l / 97.33 cu. in.) |
| Number of Cylinders | 4 |
| Engine Configuration | Inline |
| Compression Ratio | 10.3:1 |
| Fuel Injection System | Direct injection |
| Engine Aspiration | Turbocharger, Intercooler |
| Engine Oil Capacity | 6.1 l (6.45 US qt) |
| Dimensions, Volume & Weights | |
| Kerb Weight | 1360 kg (2998.29 lbs) |
| Maximum Weight | 1750 kg (3858.09 lbs) |
| Maximum Load | 390 kg (859.8 lbs) |
| Trunk (Boot) Space (Min) | 225 l (7.95 cu. ft.) |
| Trunk (Boot) Space (Max) | 335 l (11.83 cu. ft.) |
| Fuel Tank Capacity | 60 l (15.85 US gal) |
| Length | 4133 mm (162.72 in) |
| Width | 1810 mm (71.26 in) |
| Width including mirrors | 2006 mm (78.98 in) |
| Height | 1301 mm (51.22 in) |
| Wheelbase | 2430 mm (95.67 in) |
| Front Track | 1559 mm (61.38 in) |
| Rear Track | 1565 mm (61.61 in) |
| Drag Coefficient (Cd) | 0.31 |
| Minimum Turning Circle | 10.52 m (34.51 ft) |
| Drivetrain, Brakes & Suspension | |
| Drivetrain Architecture | Internal Combustion Engine drives the rear wheels. |
| Drive Wheel | Rear wheel drive |
| Gearbox Type | 6 gears, manual transmission |
| Front Suspension | Independent multi-link suspension |
| Rear Suspension | Independent multi-link suspension |
| Front Brakes | Ventilated discs |
| Rear Brakes | Disc |
| Assisting Systems | ABS (Anti-lock Braking System) |
| Steering Type | Steering rack and pinion |
| Power Steering | Electric Steering |
| Tires Size | 205/55 R16 |
| Wheel Rims Size | 16 inches |
The Mercedes-Benz SLC (R172 facelift 2016), and particularly the SLC 180, established a niche in the European luxury roadster market. While higher-output models catered to performance enthusiasts, the SLC 180 offered an accessible entry point into the premium convertible segment. Its primary market was Europe, where its fuel efficiency and lower emissions were highly valued. The SLC 180 wasn’t typically offered in the United States, where larger engines and higher horsepower were preferred.
The SLC 180’s reputation rested on its ability to deliver the Mercedes-Benz experience – quality, comfort, and sophisticated design – in a compact, stylish package. It was ideal for buyers who appreciated the brand’s prestige and open-air driving without requiring extreme performance. Competitors included the Audi TT Roadster and BMW Z4. The SLC distinguished itself with its retractable hardtop, offering greater refinement and security than soft-top rivals. The SLC (and its SLK predecessor) played a role in making luxury roadsters more accessible. The R172 generation, and the SLC 180 specifically, marked the end of an era for Mercedes-Benz’s compact, internal combustion engine roadsters, as the automotive industry transitioned towards electrification.
