The Comparative Analysis :
BMW 630i Cabrio Sport-Automatic (07 - 10) vs. Porsche 911 Carrera Cabriolet 4S PDK (12 - 15)
€ 81,200

€ 142,800

€ 81,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 142,800
ⓘ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 32.9 cm longer, 0.3 cm wider and 8 cm taller than the Porsche 911 Carrera Cabriolet 4S.
BMW 630i Cabrio
Porsche 911 Carrera Cabriolet 4S
1374
1855
2036
1294
1852
1978
1855 mm
Width
1852 mm
2036 mm
Width Incl. Mirrors
1978 mm
1374 mm
Height
1294 mm
2780
4820
2450
4491
4820 mm
Length
4491 mm
2780 mm
Wheelbase
2450 mm
Vehicle Weight
BMW 630i Cabrio
Porsche 911 Carrera Cabriolet 4S
1825 kg
Kerb Weight
1610 kg
2150 kg
Gross Vehicle
Weight
Weight
1955 kg

Weight Difference:
215 kg
11.78 %

General
BMW 630i Cabrio
Porsche 911 Carrera Cabriolet 4S
E64
Generation
991
Convertible
Car Body Style
Convertible
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)

Rear-wheel drive
Drive
Permanent all-wheel drive

6-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
BMW 630i Cabrio
Porsche 911 Carrera Cabriolet 4S
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
3800 CC
268 bhp
at 6700 rpm
Power
424 bhp
at 7500 rpm
BMW 630i Cabrio
268 bhp
424 bhp
Porsche 911 Carrera Cabriolet 4S
320 NM
at 2750 rpm
Max. Torque
440 NM
at 5750 rpm
BMW 630i Cabrio
320 NM
440 NM
Porsche 911 Carrera Cabriolet 4S
Performance
BMW 630i Cabrio
Porsche 911 Carrera Cabriolet 4S
155 mph
Maximum Speed
185 mph
7 sec
Acceleration 0 to 62 mph
4.4 sec
62 mph
62
mph
mph
97 m
0.000 sec

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

Porsche 911 Carrera Cabriolet 4S
▶ REPLAY
6.81 kg/bhp
Weight-to-Power Ratio
3.8 kg/bhp
BMW 630i Cabrio
6.81 kg/bhp
3.8 kg/bhp
Porsche 911 Carrera Cabriolet 4S
Fuel Economy / Emissions
BMW 630i Cabrio
Porsche 911 Carrera Cabriolet 4S
Fuel Economy
35 mpg
combined
31 mpg
BMW 630i Cabrio
35 mpg
31 mpg
Porsche 911 Carrera Cabriolet 4S
24 mpg
city
22 mpg
No data
motorway
40 mpg
70 L
Fuel Tank Capacity
68 L
537 mi
Range
459 mi
BMW 630i Cabrio
537 mi
459 mi
Porsche 911 Carrera Cabriolet 4S
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).
174.3 kWh
BMW 630i Cabrio
153.5 kWh
174.3 kWh
Porsche 911 Carrera Cabriolet 4S
Euro 4
Emission Standard
Euro 5 / Euro 6
192 g/km (NEFZ)
CO2 Emissions
217 g/km (NEFZ)
Practical Convenience
BMW 630i Cabrio
Porsche 911 Carrera Cabriolet 4S
2
Doors
2
4
No. of Seats
4
325 kg
Maximum Payload
345 kg
350 L
Boot Capacity
125 L





No data
Boot Capacity (Seats Down)
No data