The Comparative Analysis :
BMW 640d Cabrio Steptronic (11 - 14) vs. Porsche 911 Carrera Cabriolet (12 - 15)
€ 87,400
€ 103,200
€ 87,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 103,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The BMW 640d Cabrio is significantly bigger in every dimension. It's 40.3 cm longer, 8.6 cm wider and 6.6 cm taller than the Porsche 911 Carrera Cabriolet.
BMW 640d Cabrio
Porsche 911 Carrera Cabriolet
1365
1894
2081
1299
1808
1978
1894 mm
Width
1808 mm
2081 mm
Width Incl. Mirrors
1978 mm
1365 mm
Height
1299 mm
2855
4894
2450
4491
4894 mm
Length
4491 mm
2855 mm
Wheelbase
2450 mm
Vehicle Weight
BMW 640d Cabrio
Porsche 911 Carrera Cabriolet
1935 kg
Kerb Weight
1525 kg
2340 kg
Gross Vehicle
Weight
Weight
1850 kg
Weight Difference:
410 kg
21.19 %
General
BMW 640d Cabrio
Porsche 911 Carrera Cabriolet
F12
Generation
991
Convertible
Car Body Style
Convertible
Diesel
Fuel Type
Super Unleaded (98 RON)
Rear-wheel drive
Drive
Rear-wheel drive
8-speed automatic transmission
Transmission
7-speed manual transmission
Engine
BMW 640d Cabrio
Porsche 911 Carrera Cabriolet
Straight-six diesel engine with two turbochargers (biturbo)
Engine Type
6-cylinder boxer petrol engine (naturally aspirated engine)
BMW N57
Engine Series
N57-D30
Engine Code
4
Valves
4
6
Cylinders
6
2993 CC
Engine Capacity
3436 CC
309 bhp
at 4400 rpm
Power
345 bhp
at 7400 rpm
BMW 640d Cabrio
309 bhp
345 bhp
Porsche 911 Carrera Cabriolet
630 NM
at 1500 rpm
Max. Torque
390 NM
at 5600 rpm
BMW 640d Cabrio
630 NM
390 NM
Porsche 911 Carrera Cabriolet
Performance
BMW 640d Cabrio
Porsche 911 Carrera Cabriolet
155 mph
Maximum Speed
178 mph
5.6 sec
Acceleration 0 to 62 mph
5 sec
62 mph
62
mph
mph
78 m
0.000 sec
BMW 640d Cabrio
62 mph
62
mph
mph
69 m
0.000 sec
Porsche 911 Carrera Cabriolet
▶ REPLAY
6.26 kg/bhp
Weight-to-Power Ratio
4.42 kg/bhp
BMW 640d Cabrio
6.26 kg/bhp
4.42 kg/bhp
Porsche 911 Carrera Cabriolet
Fuel Economy / Emissions
BMW 640d Cabrio
Porsche 911 Carrera Cabriolet
Fuel Economy
50 mpg
combined
31 mpg
BMW 640d Cabrio
50 mpg
31 mpg
Porsche 911 Carrera Cabriolet
42 mpg
city
22 mpg
No data
motorway
40 mpg
70 L
Fuel Tank Capacity
64 L
777 mi
Range
432 mi
BMW 640d Cabrio
777 mi
432 mi
Porsche 911 Carrera 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).
174.3 kWh
BMW 640d Cabrio
115.2 kWh
174.3 kWh
Porsche 911 Carrera Cabriolet
Euro 5
Emission Standard
Euro 5 / Euro 6
147 g/km (NEFZ)
CO2 Emissions
217 g/km (NEFZ)
Practical Convenience
BMW 640d Cabrio
Porsche 911 Carrera Cabriolet
2
Doors
2
4
No. of Seats
4
405 kg
Maximum Payload
325 kg
350 L
Boot Capacity
145 L
No data
Boot Capacity (Seats Down)
No data
