MERCEDES-BENZ
Mercedes-Benz CLS C257 Facelift (2021–2023) Specs
Specifications, engines, dimensions and technical data.
Body Style
Chassis
Engines
Quick Specs
Chassis & Body
Engine Lineup
| Trans | Engine | Gears | HP | Fuel | CO₂ |
|---|---|---|---|---|---|
| AT | 300d 9G-TRONIC | 9 | 245 HP | Diesel | — |
| AT | 300d Mild Hybrid 4MATIC 9G-TRONIC | 9 | 265 HP | Diesel | — |
| AT | 400d 4MATIC 9G-TRONIC | 9 | 340 HP | Diesel | — |
| AT | AMG CLS 53 EQ Boost 4MATIC+ TCT | 9 | 435 HP | Petrol | — |
Note: Performance figures may vary based on market and conditions.
Mercedes-Benz CLS C257 Facelift overview
The Mercedes-Benz CLS (C257 Facelift) is the 3rd generation of the CLS, built from 2021 to 2023. It is offered as a Coupe with 4 engines (diesel, petrol), from 194 HP to 367 HP. The CLS 450 (367 Hp) Mild Hybrid 4MATIC 9G-TRONIC accelerates from 0 to 100 km/h in 4.8 s, reaches a top speed of 250 km/h and is 4988 mm long.
How much horsepower does the Mercedes-Benz CLS have?
The Mercedes-Benz CLS (C257 Facelift) has 194 HP to 367 HP, depending on the engine: 2.0 Om654 (194 HP), 2.0 Om654 (265 HP), 2.9 Om656 (330 HP), 3.0 M256 (367 HP).
What engines are available for the Mercedes-Benz CLS?
The Mercedes-Benz CLS is available with 4 engines: 2.0 Om654 (194 HP, diesel), 2.0 Om654 (265 HP, diesel), 2.9 Om656 (330 HP, diesel), 3.0 M256 (367 HP, petrol).
What are the dimensions of the Mercedes-Benz CLS?
The Mercedes-Benz CLS is 4988 mm long, 1890 mm wide, 1435 mm tall, with a 2939 mm wheelbase.
How fast is the Mercedes-Benz CLS?
The Mercedes-Benz CLS CLS 450 (367 Hp) Mild Hybrid 4MATIC 9G-TRONIC goes from 0 to 100 km/h in 4.8 s and has a top speed of 250 km/h.
Advanced Specs
Overview
| Generation | Mercedes-Benz CLS coupe C257 facelift |
|---|---|
| Year | 2021–2023 |
| Platform | Mercedes-Benz MRA |
| Variant | CLS 450 (367 Hp) Mild Hybrid 4MATIC 9G-TRONIC |
| Body type | coupe |
| Engine type | Mild Hybrid |
| Fuel type | Petrol |
| Seats | 5 |
| Doors | 4 |
| Emission standard | Euro 6D-ISC-FCM |
Power & torque
| Power | 367 HP |
|---|---|
| Torque | 500 Nm |
Performance
| Top speed | 250 km/h |
|---|---|
| 0–100 km/h | 4.8 s |
| 0–62 mph | 4.8 s |
Engine
| Engine code | M256.930 |
|---|---|
| Displacement | 2999 cc |
| Cylinders | 6 |
| Configuration | inline |
| Bore | 83.0 mm |
| Stroke | 92.4 mm |
| Compression ratio | 10.5 |
| Valves per cylinder | 4 |
| Injection system | Direct Injection |
| Aspiration | Twin Scroll Turbo Intercooler |
| Valvetrain | dohc |
| Oil capacity | 8.5 L |
| Coolant | 14.0 L |
| Engine layout | Front Longitudinal |
| Engine systems | Start Stop Systemparticulate Filter |
Drivetrain & transmission
| Drive | All wheel drive (4x4) |
|---|---|
| Powertrain architecture | Mhev Mild Hybrid Electric Vehicle Power Assist Hybrid Battery Assisted Hybrid Vehicles Bahv |
| Drivetrain architecture | The Internal Combustion Engine Ice And The Electric Motor Permanently Drive The Four Wheels Of The Car With The Ability To Work Only In Mixed Mode |
| Gearbox type | torque_converter |
| Gears | 9 |
| Gearbox code | K9c 9g Tronic |
| Gearbox manufacturer | Mercedes Benz |
Dimensions
| Length | 4988 mm |
|---|---|
| Width | 1890 mm |
| Height | 1435 mm |
| Wheelbase | 2939 mm |
| Front track | 1620 mm |
| Rear track | 1618 mm |
| Boot space | 490 L |
| Turning circle | 11.9 m |
Mass
| Kerb weight | 1865 kg |
|---|---|
| Max weight | 2560 kg |
| Max load | 695 kg |
Consumption & emissions
| Fuel combined (NEDC) | 8.1 L/100km |
|---|---|
| CO₂ (NEDC) | 185 g/km |
| Fuel tank | 66.0 L |
Chassis & brakes
| Front suspension | Independent Multi Link Suspension |
|---|---|
| Rear suspension | Independent Multi Link Suspension |
| Front brakes | Ventilated Discs |
| Rear brakes | Ventilated Discs |
| Steering type | Steering Rack And Pinion |
| Power steering | Electric Steering |
| Tire size | Front wheel tires: 245/45 R18; 245/40 R19; 245/35 R20Rear wheel tires: 275/40 R18; 275/35 R19; 275/30 R20 |
| Wheel rims | Front wheel rims: 8J x 18; 8J x 19; 8J x 20Rear wheel rims: 9J x 18; 9J x 19; 9J x 20 |
| Assisting systems | Abs Anti Lock Braking System |
Efficiency ratios
| Weight-to-power | 5.1 kg/Hp, 196.8 Hp/tonne |
|---|---|
| Weight-to-torque | 3.7 kg/Nm, 268.1 Nm/tonne |
| Max roof load | 100 kg |
Electric / hybrid
| Battery capacity (gross) | 0.9 kWh |
|---|---|
| Electric motor power | 22 HP |
| Electric motor torque | 220 Nm |
Other
| Start Of Production | 2021 |
|---|---|
| End Of Production | 2023 |
| Width Including Mirrors | 2069 |
| Front Overhang | 888 |
| Rear Overhang | 1161 |
Performance
! Figures from catalog data; real-world values may differ.