2018 Mercedes-Benz C-class (W205, facelift 2018) Dimensions, Size & Specs

The curb weight of the Mercedes-Benz C-class W205 facelift (2018–2021) ranges between 1365 kg and 1820 kg (3010 to 4012 lbs), depending on specific trim levels and optional equipment. The maximum gross vehicle weight, which includes passengers, cargo, and the vehicle itself, ranges from 2020 kg to 2430 kg (4453 to 5357 lbs). These figures reflect the variation across different engine types and configurations, with turbocharged and AMG versions generally at the higher end of the weight spectrum.

The Mercedes-Benz C-class (W205 facelift 2018) offers a luggage capacity that ranges from 300 to 480 liters (10.6 to 16.9 cubic feet). This variance results from different rear seat configurations and whether the rear seats are folded down. Compared to other compact executive sedans, the C-class provides a competitive amount of cargo space, balancing passenger comfort with adequate storage for everyday use, making it suitable for both daily commuting and longer trips.

The ride height, or ground clearance, of the Mercedes-Benz C-class W205 facelift ranges between 90 mm and 92 mm (3.5 to 3.6 inches). This relatively low ground clearance is typical for sport-oriented luxury sedans, aiding in stability and aerodynamic efficiency, but it requires careful navigation over speed bumps or uneven surfaces to avoid undercarriage scraping.

The Mercedes-Benz C-class W205 facelift offers various rim sizes including 16, 17, 18, and 19 inches with widths ranging from 6.5J to 9.5J. Tire sizes correspond accordingly, such as 205/60 R16, 225/45 R18, 245/40 ZR18, 255/35 R19, and 265/40 R18 among others. This variety caters to different driving preferences from comfort-oriented setups to sportier configurations.

The Mercedes-Benz C-class (W205 facelift 2018) generally fits into most standard home garages. With a width including mirrors up to 2020 mm (79.5 inches) and a maximum length of 4757 mm (187.2 inches), owners should ensure their garage width and length can comfortably accommodate these dimensions with enough clearance for opening doors and maneuvering. Additionally, the relatively low height (up to 1442 mm or 56.7 inches) typically does not pose vertical clearance issues. However, extra-wide mirrors on some trims might require careful entry and exit in tighter spaces.

Compared to the previous W204 generation, the W205 facelift Mercedes-Benz C-class is generally longer and wider. The W204's length was about 4630 mm (182.3 inches), making the facelifted W205 longer by approximately 56 to 127 mm (2.2 to 5 inches). The width has increased from around 1771 mm (69.7 inches) in the W204 to up to 1839 mm (72.4 inches) in the W205 facelift. These increases provide more interior space, enhanced comfort, and a more imposing road presence. Height saw a slight decrease or remained similar, contributing to improved aerodynamics and a sportier stance.

The 2018 facelift Mercedes-Benz C-class (W205) holds competitive exterior and interior dimensions within the premium compact executive sedan segment. Its length (4686–4757 mm) and width (1810–1839 mm) are comparable to rivals such as the BMW 3 Series and Audi A4, which generally range from 4700 mm to 4760 mm in length and 1820 mm to 1840 mm in width. The C-class’s slightly wider footprint with mirrors folded gives it an edge in cabin space and road presence. Its luggage capacity also matches or slightly surpasses competitors, ensuring practicality alongside luxury and performance.

The Mercedes-Benz C-class W205 facelift has a roof load capacity of 75 kg (165 lbs), allowing for moderate weight on roof racks for accessories like bike carriers or luggage boxes. The ground clearance, at 90 to 92 mm (3.5 to 3.6 inches), reflects its sporty sedan design, optimal for on-road use but less suitable for rough or uneven terrain. Drivers should be careful with steep driveways or speed bumps to avoid scrapes. This setup balances performance with everyday practicality, appealing to urban and suburban drivers.

The facelifted W205 Mercedes-Benz C-class has a curb weight ranging from 1365 kg to 1820 kg (3010 to 4012 lbs), depending on engine type, trim level, and options. Lighter variants usually come with smaller engines and fewer features, resulting in more agile handling and slightly better fuel economy. Heavier or AMG performance models carry more equipment and more powerful engines, slightly affecting fuel consumption but enhancing traction and stability. Overall, the vehicle balances weight and power effectively to deliver a refined driving experience typical of the brand's luxury sedan segment.