The Comparative Analysis :
BMW 630i Cabrio Sport-Automatic (07 - 10) vs. Porsche 911 Carrera Cabriolet PDK (08 - 11)
€ 81,200

€ 100,400

€ 81,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 100,400
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The BMW 630i Cabrio is considerably bigger in every dimension. It's 38.5 cm longer, 4.7 cm wider and 6.4 cm taller than the Porsche 911 Carrera Cabriolet.
BMW 630i Cabrio
Porsche 911 Carrera Cabriolet
1374
1855
2036
1310
1808
2008
1855 mm
Width
1808 mm
2036 mm
Width Incl. Mirrors
2008 mm
1374 mm
Height
1310 mm
2780
4820
2350
4435
4820 mm
Length
4435 mm
2780 mm
Wheelbase
2350 mm
Vehicle Weight
BMW 630i Cabrio
Porsche 911 Carrera Cabriolet
1825 kg
Kerb Weight
1605 kg
2150 kg
Gross Vehicle
Weight
Weight
1910 kg

Weight Difference:
220 kg
12.05 %

General
BMW 630i Cabrio
Porsche 911 Carrera Cabriolet
E64
Generation
997
Convertible
Car Body Style
Convertible
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)

Rear-wheel drive
Drive
Rear-wheel drive

6-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
BMW 630i Cabrio
Porsche 911 Carrera Cabriolet
Straight-six petrol engine (naturally aspirated engine)
Engine Type
6-cylinder boxer petrol engine (naturally aspirated engine)
BMW N53
Engine Series
N53-B30
Engine Code

4
Valves
4
6
Cylinders
6
2996 CC
Engine Capacity
3614 CC
268 bhp
at 6700 rpm
Power
340 bhp
at 6500 rpm
BMW 630i Cabrio
268 bhp
340 bhp
Porsche 911 Carrera Cabriolet
320 NM
at 2750 rpm
Max. Torque
390 NM
at 4400 rpm
BMW 630i Cabrio
320 NM
390 NM
Porsche 911 Carrera Cabriolet
Performance
BMW 630i Cabrio
Porsche 911 Carrera Cabriolet
155 mph
Maximum Speed
178 mph
7 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
97 m
0.000 sec

BMW 630i Cabrio
62 mph
62
mph
mph
68 m
0.000 sec

Porsche 911 Carrera Cabriolet
▶ REPLAY
6.81 kg/bhp
Weight-to-Power Ratio
4.72 kg/bhp
BMW 630i Cabrio
6.81 kg/bhp
4.72 kg/bhp
Porsche 911 Carrera Cabriolet
Fuel Economy / Emissions
BMW 630i Cabrio
Porsche 911 Carrera Cabriolet
Fuel Economy
35 mpg
combined
29 mpg
BMW 630i Cabrio
35 mpg
29 mpg
Porsche 911 Carrera Cabriolet
24 mpg
city
19 mpg
No data
motorway
41 mpg
70 L
Fuel Tank Capacity
64 L
537 mi
Range
401 mi
BMW 630i Cabrio
537 mi
401 mi
Porsche 911 Carrera Cabriolet
Environmental Impact
153.5 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 630i Cabrio
153.5 kWh
187.5 kWh
Porsche 911 Carrera Cabriolet
Euro 4
Emission Standard
Euro 5
192 g/km (NEFZ)
CO2 Emissions
233 g/km (NEFZ)
Practical Convenience
BMW 630i Cabrio
Porsche 911 Carrera Cabriolet
2
Doors
2
4
No. of Seats
4
325 kg
Maximum Payload
305 kg
350 L
Boot Capacity
135 L





No data
Boot Capacity (Seats Down)
No data