The Comparative Analysis :
Porsche 911 Carrera Cabriolet 4S (17 - 18) vs. BMW 640d Cabrio Steptronic (15 - 18)
€ 143,100
€ 95,900
€ 143,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 95,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Porsche 911 Carrera Cabriolet 4S is significantly smaller in every dimension. It's 39.5 cm shorter, 4.2 cm narrower and 7.2 cm lower than the BMW 640d Cabrio.
Porsche 911 Carrera Cabriolet 4S
BMW 640d Cabrio
1293
1852
1978
1365
1894
2081
1852 mm
Width
1894 mm
1978 mm
Width Incl. Mirrors
2081 mm
1293 mm
Height
1365 mm
2450
4499
2855
4894
4499 mm
Length
4894 mm
2450 mm
Wheelbase
2855 mm
Vehicle Weight
Porsche 911 Carrera Cabriolet 4S
BMW 640d Cabrio
1635 kg
Kerb Weight
1935 kg
2000 kg
Gross Vehicle
Weight
Weight
2365 kg
Weight Difference:
300 kg
15.5 %
General
Porsche 911 Carrera Cabriolet 4S
BMW 640d Cabrio
991
Generation
F12
Convertible
Car Body Style
Convertible
Super Unleaded (98 RON)
Fuel Type
Diesel
Permanent all-wheel drive
Drive
Rear-wheel drive
7-speed manual transmission
Transmission
8-speed automatic transmission
Engine
Porsche 911 Carrera Cabriolet 4S
BMW 640d Cabrio
6-cylinder boxer petrol engine with two turbochargers (biturbo)
Engine Type
Straight-six diesel engine with two turbochargers (biturbo)
Engine Series
BMW N57
Engine Code
N57-D30
4
Valves
4
6
Cylinders
6
2981 CC
Engine Capacity
2993 CC
444 bhp
at 6500 rpm
Power
309 bhp
at 4400 rpm
Porsche 911 Carrera Cabriolet 4S
444 bhp
309 bhp
BMW 640d Cabrio
550 NM
at 2150 rpm
Max. Torque
630 NM
at 1500 rpm
Porsche 911 Carrera Cabriolet 4S
550 NM
630 NM
BMW 640d Cabrio
Performance
Porsche 911 Carrera Cabriolet 4S
BMW 640d Cabrio
191 mph
Maximum Speed
155 mph
4.1 sec
Acceleration 0 to 62 mph
5.5 sec
62 mph
62
mph
mph
57 m
0.000 sec
Porsche 911 Carrera Cabriolet 4S
62 mph
62
mph
mph
76 m
0.000 sec
BMW 640d Cabrio
▶ REPLAY
3.68 kg/bhp
Weight-to-Power Ratio
6.26 kg/bhp
Porsche 911 Carrera Cabriolet 4S
3.68 kg/bhp
6.26 kg/bhp
BMW 640d Cabrio
Fuel Economy / Emissions
Porsche 911 Carrera Cabriolet 4S
BMW 640d Cabrio
Fuel Economy
29 mpg
combined
50 mpg
Porsche 911 Carrera Cabriolet 4S
29 mpg
50 mpg
BMW 640d Cabrio
21 mpg
city
43 mpg
37 mpg
motorway
No data
68 L
Fuel Tank Capacity
70 L
436 mi
Range
777 mi
Porsche 911 Carrera Cabriolet 4S
436 mi
777 mi
BMW 640d Cabrio
Environmental Impact
183.8 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).
115.2 kWh
Porsche 911 Carrera Cabriolet 4S
183.8 kWh
115.2 kWh
BMW 640d Cabrio
Euro 6c (NEFZ) 36ZA-ZF
Emission Standard
Euro 6b (NEFZ)
220 g/km (NEFZ)
CO2 Emissions
149 g/km (NEFZ)
Practical Convenience
Porsche 911 Carrera Cabriolet 4S
BMW 640d Cabrio
2
Doors
2
4
No. of Seats
4
365 kg
Maximum Payload
430 kg
125 L
Boot Capacity
350 L
No data
Boot Capacity (Seats Down)
No data
