The Comparative Analysis :
BMW 650i Convertible Sport-Automatic (07 - 10) vs. Porsche 911 Carrera Convertible PDK (08 - 11)
€ 91,600
€ 100,400
€ 91,600
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 650i Cabrio is considerably bigger in every dimension. It's 15.2 inches longer, 1.9 inches wider and 2.5 inches taller than the Porsche 911 Carrera Convertible.
BMW 650i Cabrio
Porsche 911 Carrera Convertible
54.1
73
80.2
51.6
71.2
79.1
73 in
Width
71.2 in
80.2 in
Width Incl. Mirrors
79.1 in
54.1 in
Height
51.6 in
109.4
189.8
92.5
174.6
189.8 in
Length
174.6 in
109.4 in
Wheelbase
92.5 in
Vehicle Weight
BMW 650i Cabrio
Porsche 911 Carrera Convertible
4266 lb
Curb Weight
3538 lb
4982 lb
Gross Vehicle
Weight
Weight
4211 lb
Weight Difference:
728 lb
17.07 %
General
BMW 650i Cabrio
Porsche 911 Carrera Convertible
E64
Generation
997
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
BMW 650i Cabrio
Porsche 911 Carrera Convertible
V8 gasoline engine (naturally aspirated engine)
Engine Type
6-cylinder boxer gasoline engine (naturally aspirated engine)
BMW N62
Engine Series
N62-B48
Engine Code
4
Valves
4
8
Cylinders
6
4.8 L / 235 cu in
Displacement
3.6 L / 176 cu in
362 hp
at 6300 rpm
Power
340 hp
at 6500 rpm
BMW 650i Cabrio
362 hp
340 hp
Porsche 911 Carrera Convertible
361 lb‑ft
at 3400 rpm
Max. Torque
288 lb‑ft
at 4400 rpm
BMW 650i Cabrio
361 lb‑ft
288 lb‑ft
Porsche 911 Carrera Convertible
Performance
BMW 650i Cabrio
Porsche 911 Carrera Convertible
155 mph
Maximum Speed
178 mph
5.6 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
256 ft
0.000 sec
BMW 650i Cabrio
62 mph
62
mph
mph
223 ft
0.000 sec
Porsche 911 Carrera Convertible
▶ REPLAY
11.78 lb/hp
Weight-to-Power Ratio
10.41 lb/hp
BMW 650i Cabrio
11.78 lb/hp
10.41 lb/hp
Porsche 911 Carrera Convertible
Fuel Economy / Emissions
BMW 650i Cabrio
Porsche 911 Carrera Convertible
Fuel Economy
22 mpg
combined
24 mpg
BMW 650i Cabrio
22 mpg
24 mpg
Porsche 911 Carrera Convertible
14 mpg
city
16 mpg
No data
highway
34 mpg
18.5 gal
Fuel Tank Capacity
16.9 gal
399 mi
Range
401 mi
BMW 650i Cabrio
399 mi
401 mi
Porsche 911 Carrera Convertible
Environmental Impact
206.5 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 650i Cabrio
206.5 kWh
187.5 kWh
Porsche 911 Carrera Convertible
Euro 4
Emission Standard
Euro 5
415 g/mi (NEFZ)
CO2 Emissions
375 g/mi (NEFZ)
Practical Convenience
BMW 650i Cabrio
Porsche 911 Carrera Convertible
2
Doors
2
4
No. of Seats
4
717 lb
Maximum Payload
672 lb
9.9 cu ft
Trunk Volume
3.8 cu ft
No data
Cargo Volume (Seats Down)
No data
