The Comparative Analysis :
BMW 640d Cabrio Steptronic (11 - 14) vs. Porsche 911 Turbo Cabriolet S PDK (13 - 15)
€ 87,400
€ 209,800
€ 87,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 209,800
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The BMW 640d Cabrio is considerably bigger in every dimension. It's 38.8 cm longer, 1.4 cm wider and 7.3 cm taller than the Porsche 911 Turbo Cabriolet S.
BMW 640d Cabrio
Porsche 911 Turbo Cabriolet S
1365
1894
2081
1292
1880
1978
1894 mm
Width
1880 mm
2081 mm
Width Incl. Mirrors
1978 mm
1365 mm
Height
1292 mm
2855
4894
2450
4506
4894 mm
Length
4506 mm
2855 mm
Wheelbase
2450 mm
Vehicle Weight
BMW 640d Cabrio
Porsche 911 Turbo Cabriolet S
1935 kg
Kerb Weight
1750 kg
2340 kg
Gross Vehicle
Weight
Weight
2045 kg
Weight Difference:
185 kg
9.56 %
General
BMW 640d Cabrio
Porsche 911 Turbo Cabriolet S
F12
Generation
991
Convertible
Car Body Style
Convertible
Diesel
Fuel Type
Super Unleaded (98 RON)
Rear-wheel drive
Drive
Permanent all-wheel drive
8-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
BMW 640d Cabrio
Porsche 911 Turbo Cabriolet S
Straight-six diesel engine with two turbochargers (biturbo)
Engine Type
6-cylinder boxer petrol engine with two turbochargers (biturbo)
BMW N57
Engine Series
N57-D30
Engine Code
4
Valves
4
6
Cylinders
6
2993 CC
Engine Capacity
3800 CC
309 bhp
at 4400 rpm
Power
552 bhp
at 6500 rpm
BMW 640d Cabrio
309 bhp
552 bhp
Porsche 911 Turbo Cabriolet S
630 NM
at 1500 rpm
Max. Torque
700 NM
at 5600 rpm
BMW 640d Cabrio
630 NM
700 NM
Porsche 911 Turbo Cabriolet S
Performance
BMW 640d Cabrio
Porsche 911 Turbo Cabriolet S
155 mph
Maximum Speed
198 mph
5.6 sec
Acceleration 0 to 62 mph
3.2 sec
62 mph
62
mph
mph
78 m
0.000 sec
BMW 640d Cabrio
62 mph
62
mph
mph
44 m
0.000 sec
Porsche 911 Turbo Cabriolet S
▶ REPLAY
6.26 kg/bhp
Weight-to-Power Ratio
3.17 kg/bhp
BMW 640d Cabrio
6.26 kg/bhp
3.17 kg/bhp
Porsche 911 Turbo Cabriolet S
Fuel Economy / Emissions
BMW 640d Cabrio
Porsche 911 Turbo Cabriolet S
Fuel Economy
50 mpg
combined
29 mpg
BMW 640d Cabrio
50 mpg
29 mpg
Porsche 911 Turbo Cabriolet S
42 mpg
city
21 mpg
No data
motorway
36 mpg
70 L
Fuel Tank Capacity
68 L
777 mi
Range
427 mi
BMW 640d Cabrio
777 mi
427 mi
Porsche 911 Turbo Cabriolet S
Environmental Impact
115.2 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
187.5 kWh
BMW 640d Cabrio
115.2 kWh
187.5 kWh
Porsche 911 Turbo Cabriolet S
Euro 5
Emission Standard
Euro 6b (NEFZ)
147 g/km (NEFZ)
CO2 Emissions
231 g/km (NEFZ)
Practical Convenience
BMW 640d Cabrio
Porsche 911 Turbo Cabriolet S
2
Doors
2
4
No. of Seats
4
405 kg
Maximum Payload
295 kg
350 L
Boot Capacity
115 L
No data
Boot Capacity (Seats Down)
No data
