The Comparative Analysis :
Porsche 911 Carrera Cabriolet GTS (14 - 15) vs. BMW 640d Cabrio xDrive Steptronic (12 - 14)
€ 130,300

€ 90,800

€ 130,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 90,800
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Porsche 911 Carrera Cabriolet GTS is significantly smaller in every dimension. It's 38.5 cm shorter, 4.2 cm narrower and 7.3 cm lower than the BMW 640d Cabrio.
Porsche 911 Carrera Cabriolet GTS
BMW 640d Cabrio
1292
1852
1978
1365
1894
2081
1852 mm
Width
1894 mm
1978 mm
Width Incl. Mirrors
2081 mm
1292 mm
Height
1365 mm
2450
4509
2855
4894
4509 mm
Length
4894 mm
2450 mm
Wheelbase
2855 mm
Vehicle Weight
Porsche 911 Carrera Cabriolet GTS
BMW 640d Cabrio
1570 kg
Kerb Weight
2005 kg
1905 kg
Gross Vehicle
Weight
Weight
2440 kg

Weight Difference:
435 kg
21.7 %

General
Porsche 911 Carrera Cabriolet GTS
BMW 640d Cabrio
991
Generation
F12
Convertible
Car Body Style
Convertible
Super Unleaded (98 RON)
Fuel Type
Diesel

Rear-wheel drive
Drive
Permanent all-wheel drive

7-speed manual transmission
Transmission
8-speed automatic transmission
Engine
Porsche 911 Carrera Cabriolet GTS
BMW 640d Cabrio
6-cylinder boxer petrol engine (naturally aspirated engine)
Engine Type
Straight-six diesel engine with two turbochargers (biturbo)
Engine Series
BMW N57
Engine Code
N57-D30

4
Valves
4
6
Cylinders
6
3800 CC
Engine Capacity
2993 CC
424 bhp
at 7500 rpm
Power
309 bhp
at 4400 rpm
Porsche 911 Carrera Cabriolet GTS
424 bhp
309 bhp
BMW 640d Cabrio
440 NM
at 5750 rpm
Max. Torque
630 NM
at 1500 rpm
Porsche 911 Carrera Cabriolet GTS
440 NM
630 NM
BMW 640d Cabrio
Performance
Porsche 911 Carrera Cabriolet GTS
BMW 640d Cabrio
189 mph
Maximum Speed
155 mph
4.6 sec
Acceleration 0 to 62 mph
5.4 sec
62 mph
62
mph
mph
64 m
0.000 sec

Porsche 911 Carrera Cabriolet GTS
62 mph
62
mph
mph
75 m
0.000 sec

BMW 640d Cabrio
▶ REPLAY
3.7 kg/bhp
Weight-to-Power Ratio
6.49 kg/bhp
Porsche 911 Carrera Cabriolet GTS
3.7 kg/bhp
6.49 kg/bhp
BMW 640d Cabrio
Fuel Economy / Emissions
Porsche 911 Carrera Cabriolet GTS
BMW 640d Cabrio
Fuel Economy
29 mpg
combined
48 mpg
Porsche 911 Carrera Cabriolet GTS
29 mpg
48 mpg
BMW 640d Cabrio
21 mpg
city
40 mpg
37 mpg
motorway
No data
64 L
Fuel Tank Capacity
70 L
410 mi
Range
737 mi
Porsche 911 Carrera Cabriolet GTS
410 mi
737 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).
121.3 kWh
Porsche 911 Carrera Cabriolet GTS
183.8 kWh
121.3 kWh
BMW 640d Cabrio
Euro 6b (NEFZ)
Emission Standard
Euro 5
228 g/km (NEFZ)
CO2 Emissions
154 g/km (NEFZ)
Practical Convenience
Porsche 911 Carrera Cabriolet GTS
BMW 640d Cabrio
2
Doors
2
4
No. of Seats
4
335 kg
Maximum Payload
435 kg
125 L
Boot Capacity
350 L





No data
Boot Capacity (Seats Down)
No data