Car technical specifications and fuel economy / consumption / mpg

Comparison Porsche 911 (991 II) Carrera GTS 3.0 (450 Hp) PDK & Pontiac Grand AM (H) 3.1 i V6 (155 Hp) & Mercedes-Benz A-class Sedan (V177) A 250 (224 Hp) 4MATIC DCT


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Porsche 911 (991 II) Carrera GTS 3.0 (450 Hp) PDK
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Pontiac Grand AM (H) 3.1 i V6 (155 Hp)
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Mercedes-Benz A-class Sedan (V177) A 250 (224 Hp) 4MATIC DCT
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Brand: Porsche Pontiac Mercedes-Benz
Model: 911 Grand AM A-class
Generation: 911 (991 II) Grand AM (H) A-class Sedan (V177)
Engine / modification: Carrera GTS 3.0 (450 Hp) PDK 3.1 i V6 (155 Hp) A 250 (224 Hp) 4MATIC DCT
Production start: 2017 year 1992 year 2018 year
Production end: 2018 year 1998 year
Coupe type: Coupe Sedan Sedan
Num. of Doors: 2 4 4
Num. of seats: 2+2 5 5
Fuel consumption / economy - urban: 10.7 l/100 km 11.7 l/100 km 8.9-9.1 l/100 km
Fuel consumption / economy - extra urban: 6.9 l/100 km 8.1 l/100 km 5.2-5.3 l/100 km
Fuel consumption / economy - combined: 8.3 l/100 km 9.8 l/100 km 6.5-6.7 l/100 km
Fuel consumption at Low speed (WLTP): 6.7 l/100 km
Fuel Type: Petrol (Gasoline) Petrol (Gasoline) Petrol (Gasoline)
Drag coefficient: 0.31
Fuel tank volume: 64 l 57 l 51 l
Fuel consumption at very high speed (WLTP): 7.8 l/100 km
Emission standard: Euro 6 Euro 6 d
CO2 emissions: 188 g/km 149-153 g/km
Power: 450 hp 155 hp 224 hp
Max power in: 6500 rpm. 5200 rpm. 5800 rpm.
Maximum speed: 310 km/h 250 km/h
Acceleration from 0 to 100 km/h: 3.7 sec 6.3 sec
Acceleration from 0 to 200 km/h: 12.4 sec
CO2 emissions (WLTP): 153-176 g/km
Torque: 550 Nm @ 2150−5000 rpm. 251 Nm/4000 rpm. 350 Nm @ 1800 rpm.
Model Engine: MDC.JA M 260.920
Engine position: Rear, longitudinal Front, transverse Front, transverse
Engine displacement: 2981 cm3 3135 cm3 1991 cm3
Engine oil capacity: 8 l 5.5 l
Fuel System: Direct injection Multi-point injection Direct injection
Maximum engine speed: 7500 rpm.
Aspiration / Turbine: BiTurbo Turbocharger
Position of cylinders: Boxer V engine Inline
Number of cylinders: 6 6 4
Number of valves per cylinder: 4 2 4
Compression ratio: 10 9.6 10.5
Piston Stroke: 76.4 mm 84 mm 92 mm
Cylinder Bore: 91 mm 89 mm 83 mm
Wheel Drive: Rear wheel drive Front wheel drive All wheel drive (4x4)
Number of Gears (automatic transmission): 7 PDK 4 7 DCT
Length: 4528 mm 4730 mm 4549 mm
Width: 1852 mm 1790 mm 1796 mm
Width including mirrors: 1978 mm
Height: 1284 mm 1400 mm 1446 mm
Wheelbase: 2450 mm 2718 mm 2729 mm
Front track: 1541 mm 1500 mm 1567 mm
Rear (Back) track: 1544 mm 1500 mm 1567 mm
Ride height(clearance): 104 mm
Approach angle: 13.4 °
Departure angle: 15.5 °
Ramp angle: 9.4 °
Front overhang: 914 mm
Rear overhang: 906 mm
Minimum volume of Luggage (trunk): 415 l 420 l
Maximum amount of Luggage (trunk): 385 l
Front suspension: Independent type McPherson The depreciated rack Independent, Spring McPherson, with stabilizer
Rear suspension: Multi-link independent The depreciated rack Independent, spring multi-link with stabilizer
Max weight: 1935 kg 2055 kg
Front brakes: Ventilated discs Ventilated discs Ventilated discs
Rear brakes: Ventilated discs Drum Disc
Kerb Weight: 1470 kg 1450 kg
ABS: yes yes yes
Steering type: Steering rack and pinion Steering rack and pinion Steering rack and pinion
Power steering: Electric Steering Hydraulic Steering Electric Steering
Minimum turning circle (turning diameter): 11.1 m 11.0 m
Permitted trailer load with brakes (12%): 1800 kg
Permitted trailer load without brakes: 750 kg
Tire size: 245/35 ZR 20; 305/30 ZR 20 215/60 R15 205/55 R17
Wheel rims size: 9J x 20; 12J x 20 6.5J x 17