Comparison Mercedes-Benz CLS coupe (C257, facelift 2021) AMG CLS 53 (435 Hp) 9G AMG SPEEDSHIFT TCT 4MATIC+ & Mercedes-Benz B-class (W247) B 180d (116 Hp) 8G-DCT
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| Brand: | Mercedes-Benz | Mercedes-Benz |
| Model: | CLS | B-class |
| Generation: | CLS coupe (C257, facelift 2021) | B-class (W247) |
| Engine / modification: | AMG CLS 53 (435 Hp) 9G AMG SPEEDSHIFT TCT 4MATIC+ | B 180d (116 Hp) 8G-DCT |
| Production start: | 2021 year | 2020 year |
| Production end: | 2022 year | |
| Coupe type: | Coupe | Hatchback |
| Powertrain Architecture: | Internal Combustion engine | |
| Num. of Doors: | 4 | 5 |
| Num. of seats: | 5 | 5 |
| Fuel Type: | Petrol (Gasoline) | Diesel |
| Drag coefficient: | 0.312 | |
| Fuel tank volume: | 66 l | 43 l |
| Combined fuel consumption (WLTP): | 9.2-9.6 l/100 km | 5.2-5.3 l/100 km |
| Emission standard: | Euro 6D-ISC-FCM | Euro 6D-ISC-FCM |
| Power: | 435 hp | 116 hp |
| Max power in: | 5500-6100 rpm. | 3400 rpm. |
| Maximum speed: | 250 , Electronically limited km/h | 200 km/h |
| Acceleration from 0 to 100 km/h: | 4.5 sec | 9.8 sec |
| CO2 emissions (WLTP): | 209-219 g/km | |
| Torque: | 520 Nm @ 1800-5800 rpm. | 280 Nm @ 1300-2600 rpm. |
| Model Engine: | M 256.930 | OM 654.920 |
| Engine position: | Front, longitudinal | Front, transverse |
| Engine displacement: | 2999 cm3 | 1950 cm3 |
| Engine oil capacity: | 8.5 l | 6.8 l |
| Coolant: | 14 l | 10 l |
| Fuel System: | Direct injection | Diesel Commonrail |
| Position of cylinders: | Inline | Inline |
| Valvetrain: | DOHC | DOHC |
| Number of cylinders: | 6 | 4 |
| Number of valves per cylinder: | 4 | 4 |
| Compression ratio: | 10.5 | 15.5 |
| Piston Stroke: | 92.4 mm | |
| Cylinder Bore: | 83 mm | |
| Electric motor power: | 22 | |
| Electric motor Torque: | 250 Nm | |
| Wheel Drive: | All wheel drive (4x4) | Front wheel drive |
| Number of Gears (automatic transmission): | 9G AMG SPEEDSHIFT TCT | |
| Length: | 5012 mm | 4419 mm |
| Width: | 1896 mm | 1796 mm |
| Width including mirrors: | 2069 mm | 2020 mm |
| Height: | 1422 mm | 1562 mm |
| Wheelbase: | 2939 mm | 2729 mm |
| Front track: | 1637 mm | 1567 mm |
| Rear (Back) track: | 1647 mm | 1547 mm |
| Front overhang: | 914 mm | |
| Rear overhang: | 776 mm | |
| Minimum volume of Luggage (trunk): | 490 l | 445 l |
| Maximum amount of Luggage (trunk): | 1530 l | |
| Max weight: | 2550 kg | 2075 kg |
| Front brakes: | Ventilated discs | |
| Rear brakes: | Disc | |
| Kerb Weight: | 1910 kg | 1460 kg |
| Steering type: | Steering rack and pinion | |
| Power steering: | Electric Steering | Electric Steering |
| Max. roof load: | 100 kg | |
| Minimum turning circle (turning diameter): | 12.5 m | 11 m |
| Permitted trailer load with brakes (12%): | 1500 kg | 1400 kg |
| Permitted trailer load without brakes: | 750 kg | 750 kg |
| Permitted towbar download: | 80 kg | |
| Tire size: | Front wheel tires: 245/40 R19; 245/35 R20 | 205/55 R17; 225/45 R18 |
| Wheel rims size: | Front wheel rims: 8J x 19; 8J x 20 | 17; 18 |