MERCEDES BENZ S-Klasse (W221) 420 V8 CDI 7AT RWD (320 HP) ALFA ROMEO Giulia 2.2L MultiJet Q4 8AT AWD (210 HP)
engine specs
Cylinders
V8L4
Displacement
3996 cm32143 cm3
Power
235 KW @ 3600 RPM
320 HP @ 3600 RPM
315 BHP @ 3600 RPM
154.5 KW @ 3500 RPM
210 HP @ 3500 RPM
207 BHP @ 3500 RPM
Torque
538 lb-ft @ 2000 RPM
730 Nm @ 2000 RPM
347 lb-ft @ 1750 RPM
470 Nm @ 1750 RPM
Fuel System
Common RailTurbocharged Common Rail
Fuel
DieselDiesel
Fuel capacity
23.8 gallons (90.1 L)15.3 gallons (57.9 L)
performance specs
Top Speed
155.3 mph (250 km/h)146 mph (235 km/h)
Acceleration 0-62 Mph (0-100 kph)
6.6 s6.8 s
transmission specs
Drive Type
Rear Wheel DriveAll Wheel Drive
Gearbox
7-speed automatic8-speed automatic ZF
brakes specs
Front
Ventilated DiscsVentilated Discs
Rear
Ventilated DiscsVentilated Discs
tires specs
Tire Size
235/55 R17225/45 R18 91V
dimensions
Length
199.8 in (5075 mm)183.1 in (4651 mm)
Width
73.7 in (1872 mm)73.2 in (1859 mm)
Height
58.4 in (1483 mm)56.6 in (1438 mm)
Front/rear Track
63/63.2 in (1,600/1,605 mm)61.3/64.1 in (1,557/1,628 mm)
Wheelbase
119.5 in (3035 mm)111 in (2819 mm)
Cargo Volume
19.8 cuFT (561 L)17 cuFT (481 L)
Aerodynamics (Cd)
0.270.28
Turning circle
-41 ft (12.5 m)
weight specs
Unladen Weight
4608.4 lbs (2090 kg)3450 lbs (1565 kg)
Gross Weight Limit
5821.2 lbs (2640 kg)4795 lbs (2175 kg)
fuel economy (nedc)
Combined
25 mpg US (9.4 L/100Km)-
City
18.1 mpg US (13 L/100Km)-
Highway
32.7 mpg US (7.2 L/100Km)-
CO2 Emissions
247 g/km-
fuel economy (wltp)
Combined
-42.8 mpg US (5.5 L/100Km)
CO2 Emissions (Combined)
-144 g/km

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