Car technical specifications and fuel economy / consumption / mpg

Comparison Mercedes-Benz R-class (W251) R 500 4MATIC (388 Hp) & Mercedes-Benz W121 Sedan 190 (75 Hp)


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Mercedes-Benz R-class (W251) R 500 4MATIC (388 Hp)
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Mercedes-Benz W121 Sedan 190 (75 Hp)
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Brand: Mercedes-Benz Mercedes-Benz
Model: R-class Ponton
Generation: R-class (W251) W121 Sedan
Engine / modification: R 500 4MATIC (388 Hp) 190 (75 Hp)
Production start: 2007 year 1956 year
Production end: 2014 year 1959 year
Coupe type: Combi Sedan
Num. of Doors: 5 4
Num. of seats: 5 5
Fuel consumption / economy - urban: 18.2-18.4 l/100 km
Fuel consumption / economy - extra urban: 9.8-10.0 l/100 km
Fuel consumption / economy - combined: 12.9-13.1 l/100 km 8.9 l/100 km
Fuel Type: Petrol (Gasoline) Petrol (Gasoline)
Fuel tank volume: 80 l 56 l
Emission standard: EURO V
Power: 388 hp 75 hp
Max power in: 6000 rpm. 4600 rpm.
Maximum speed: 250 km/h 140 km/h
Acceleration from 0 to 100 km/h: 6.1 sec 20.5 sec
Torque: 530 Nm/2800-4800 rpm. 136 Nm @ 2800 rpm.
Model Engine: M 121 B I / 121.920
Engine position: Front, longitudinal Front, longitudinal
Engine displacement: 5461 cm3 1897 cm3
Engine oil capacity: 4 l
Fuel System: Multi-point injection Carburettor
Position of cylinders: V engine Inline
Valvetrain: SOHC
Number of cylinders: 8 4
Number of valves per cylinder: 2
Compression ratio: 10.7 7.5
Piston Stroke: 83.6 mm
Cylinder Bore: 85 mm
Wheel Drive: All wheel drive (4x4) Rear wheel drive
Number of Gears (automatic transmission): 7
Number of Gears (manual transmission): 4
Length: 4922 mm 4485 mm
Width: 1922 mm 1740 mm
Height: 1674 mm 1560 mm
Wheelbase: 2980 mm 2650 mm
Front track: 1661 mm 1430 mm
Rear (Back) track: 1651 mm 1470 mm
Minimum volume of Luggage (trunk): 550 l
Maximum amount of Luggage (trunk): 1950 l
Front suspension: Helical spring
Rear suspension: Helical spring
Max weight: 2840 kg 1650 kg
Front brakes: Ventilated discs Drum
Rear brakes: Ventilated discs Drum
Kerb Weight: 2220 kg 1200 kg
ABS: yes
Steering type: Steering rack and pinion Cone worm with recirculation balls
Power steering: Hydraulic Steering
Minimum turning circle (turning diameter): 11.8 m
Tire size: 255/55 R 19 W
Wheel rims size: R19