Mercedes-Benz CLS coupe (C257, facelift 2021) CLS 400d (330 Hp) 4MATIC 9G-TRONIC


Overall Rating

8.2 / 10
Safety N/A / 5
Not Rated
Engine 4.5 / 5
Value 3.5 / 5
Performance 4.5 / 5
Comfort 4.5 / 5
People\'s Opinion N/A / 5
Not Rated

Mercedes-Benz CLS:

The Mercedes-Benz CLS is a series of executive cars produced by Mercedes-Benz from December 2003 to August 2023.
The original model was a four-door sedan based on the Mercedes E-Class platform, marketed as a four door coupé. An estate model was later added to the model range with the second generation CLS. All models are available as a high performance AMG variant, although it wasn't until the second generation CLS that 4MATIC all-wheel drive was offered....(Read more on Wikipedia)

coupe (C257, facelift 2021) Overview:

Mercedes-Benz CLS (coupe (C257, facelift 2021)). With 700 Nm of torque, it offers ample pulling power. It has moderate fuel consumption (~8.4 l/100km). With a weight of 1860 kg, it falls in the mid‑range. All‑wheel drive provides excellent grip, ideal for off‑road use. Acceleration is excellent (0–100 km/h in 5.2 s). The top speed reaches 250 km/h. A two-door car with a fixed roof, known for its sporty design and dynamic performance. Seating for 5 makes it ideal for daily use.

CLS 400d (330 Hp) 4MATIC 9G-TRONIC Verdict:

Rating 5 stars

Performance Verdict

Offers robust performance with strong torque delivery from low RPMs, making it effortlessly quick for daily driving and highway cruising.

Fuel Economy

Impressive fuel economy for a powerful diesel, balancing performance with reasonable running costs, especially on longer journeys.

Best Use Case: Highway / Long-distance commuting

Pros and Cons:

Pros:

  • • Striking and elegant four-door coupe design
  • • Luxurious and high-tech interior with MBUX infotainment
  • • Wide range of powerful and efficient mild-hybrid engines
  • • Comfortable ride quality, especially with air suspension
  • • Advanced driver assistance and safety features

Cons:

  • • Limited rear headroom and legroom for taller adults
  • • High purchase price and potentially expensive options
  • • Complex infotainment system can be distracting initially
  • • No direct Euro NCAP safety rating for the CLS C257
  • • Ride can be firm on larger wheels or AMG models

Specifications:

Specifications are compared to those of the previous generation(coupe (C257): 2019 - 2021).

General:
Brand:Mercedes-Benz
Model:CLS
Generation:coupe (C257, facelift 2021)
Modification (Engine):CLS 400d (330 Hp) 4MATIC 9G-TRONIC
Start of production:2021
End of production:2023
Powertrain Architecture:Internal Combustion engine
Body type:Coupe
Seats:5
Doors:4
Engine:
Engine systems:Start & Stop System
Power:330 Hp @ 3600-4000 rpm. Same horsepower
Power per litre:112.8 Hp/l [Same length.]
Torque:700 Nm @ 1200-3000 rpm.
Engine Model/Code:OM 656.929 More details about the engine OM 656.929
Engine displacement:2925
Number of cylinders:6
Engine configuration:Inline
Number of valves per cylinder:4
Fuel injection system:Diesel Commonrail
Engine aspiration:BiTurbo, Intercooler
Valvetrain:DOHC, CAMTRONIC
Engine oil capacity:7.5 l
Engine layout:Front, Longitudinal
Cylinder Bore:82 mm mm
Piston Stroke:92.3 mm mm
Compression ratio:15.5:1
Performance:
Fuel Type:Diesel
Fuel consumption (economy) - urban:8.2-8.6 l/100 km
Fuel consumption (economy) - extra urban:5-5.3 l/100 km
Fuel consumption (economy) - combined (NEDC):6.2-6.5 l/100 km
Fuel consumption (economy) - urban (NEDC):8.2-8.6 l/100 km
Fuel consumption (economy) - extra urban (NEDC):5-5.3 l/100 km
Fuel consumption (economy) - combined:6.2-6.5 l/100 km
Emission standard:Euro 6D-ISC-FCM
Acceleration 0 - 100 km/h:5.2 sec
Acceleration 0 - 62 mph:5.2 sec
Maximum speed:250 km/h, Electronically limited
Weight-to-power ratio:5.6 kg/Hp, 177.4 Hp/tonne
Weight-to-torque ratio:2.7 kg/Nm, 376.3 Nm/tonne
Acceleration 0 - 60 mph:4.9 sec
Space:
Kerb Weight:1860
Max. weight:2545
Max. roof load:100 kg
Max load:685
Trunk (boot) space - minimum:520 l
Permitted trailer load with brakes (12%):1900 kg
Fuel tank capacity:50 l
AdBlue tank:23.5 l
Permitted trailer load without brakes:750 kg
Permitted towbar download:76 kg
Size:
Length:4988 mm mm [Same length.]
Width:1890 mm mm [Same width.]
Height:1435 mm mm [Same height.]
Wheelbase:2939 mm mm [Same wheelbase.]
Width including mirrors:2069 mm
Front track:1620 mm
Rear (Back) track:1618 mm
Front overhang:888 mm
Rear overhang:1161 mm
Minimum turning circle (turning diameter):11.9 m [above average]
Powertrain:
Drivetrain ArchitectureThe Internal combustion engine (ICE) drives permanently the four wheels of the vehicle.
Drive wheelAll wheel drive (4x4)
Number of gears9
Transmission typeAutomatic
Gearbox typeG-TRONIC
Front brakesVentilated discs [Best for performance and cooling.]
Rear brakesVentilated discs [Best for performance and cooling.]
Assisting systemsABS (Anti-lock braking system)
Steering typeSteering rack and pinion
Power steeringElectric Steering
Tires sizeFront wheel tires: 245/45 R18; 245/40 R19; 245/35 R20
Wheel rims sizeFront wheel rims: 8J x 18; 8J x 19; 8J x 20
Front suspensionIndependent multi-link suspension
Rear suspensionIndependent multi-link suspension

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