The Comparative Analysis :
BMW 640d Cabrio Steptronic (15 - 18) vs. Porsche 911 Turbo Cabriolet PDK (16 - 18)
€ 95,900
€ 190,000
€ 95,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 190,000
ⓘ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 38.7 cm longer, 1.4 cm wider and 7.1 cm taller than the Porsche 911 Turbo Cabriolet.
BMW 640d Cabrio
Porsche 911 Turbo Cabriolet
1365
1894
2081
1294
1880
1978
1894 mm
Width
1880 mm
2081 mm
Width Incl. Mirrors
1978 mm
1365 mm
Height
1294 mm
2855
4894
2450
4507
4894 mm
Length
4507 mm
2855 mm
Wheelbase
2450 mm
Vehicle Weight
BMW 640d Cabrio
Porsche 911 Turbo Cabriolet
1935 kg
Kerb Weight
1740 kg
2365 kg
Gross Vehicle
Weight
Weight
2065 kg
Weight Difference:
195 kg
10.08 %
General
BMW 640d Cabrio
Porsche 911 Turbo Cabriolet
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
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
533 bhp
at 6400 rpm
BMW 640d Cabrio
309 bhp
533 bhp
Porsche 911 Turbo Cabriolet
630 NM
at 1500 rpm
Max. Torque
660 NM
at 5600 rpm
BMW 640d Cabrio
630 NM
660 NM
Porsche 911 Turbo Cabriolet
Performance
BMW 640d Cabrio
Porsche 911 Turbo Cabriolet
155 mph
Maximum Speed
199 mph
5.5 sec
Acceleration 0 to 62 mph
3.1 sec
62 mph
62
mph
mph
76 m
0.000 sec
BMW 640d Cabrio
62 mph
62
mph
mph
43 m
0.000 sec
Porsche 911 Turbo Cabriolet
▶ REPLAY
6.26 kg/bhp
Weight-to-Power Ratio
3.26 kg/bhp
BMW 640d Cabrio
6.26 kg/bhp
3.26 kg/bhp
Porsche 911 Turbo Cabriolet
Fuel Economy / Emissions
BMW 640d Cabrio
Porsche 911 Turbo Cabriolet
Fuel Economy
50 mpg
combined
30 mpg
BMW 640d Cabrio
50 mpg
30 mpg
Porsche 911 Turbo Cabriolet
43 mpg
city
23 mpg
No data
motorway
37 mpg
70 L
Fuel Tank Capacity
68 L
777 mi
Range
454 mi
BMW 640d Cabrio
777 mi
454 mi
Porsche 911 Turbo Cabriolet
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).
176.2 kWh
BMW 640d Cabrio
115.2 kWh
176.2 kWh
Porsche 911 Turbo Cabriolet
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
149 g/km (NEFZ)
CO2 Emissions
216 g/km (NEFZ)
Practical Convenience
BMW 640d Cabrio
Porsche 911 Turbo Cabriolet
2
Doors
2
4
No. of Seats
4
430 kg
Maximum Payload
325 kg
350 L
Boot Capacity
115 L
No data
Boot Capacity (Seats Down)
No data
