The Comparative Analysis :
BMW 650i Convertible Automatic (12 - 13) vs. Porsche 911 Carrera Convertible S PDK (12 - 15)
€ 95,900

€ 135,600

€ 95,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 135,600
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The BMW 650i Cabrio is significantly bigger in every dimension. It's 15.9 inches longer, 3.4 inches wider and 2.9 inches taller than the Porsche 911 Carrera Convertible S.
BMW 650i Cabrio
Porsche 911 Carrera Convertible S
53.7
74.6
81.9
50.9
71.2
77.9
74.6 in
Width
71.2 in
81.9 in
Width Incl. Mirrors
77.9 in
53.7 in
Height
50.9 in
112.4
192.7
96.5
176.8
192.7 in
Length
176.8 in
112.4 in
Wheelbase
96.5 in
Vehicle Weight
BMW 650i Cabrio
Porsche 911 Carrera Convertible S
4442 lb
Curb Weight
3439 lb
5269 lb
Gross Vehicle
Weight
Weight
4200 lb

Weight Difference:
1003 lb
22.58 %

General
BMW 650i Cabrio
Porsche 911 Carrera Convertible S
F12
Generation
991
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

8-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
BMW 650i Cabrio
Porsche 911 Carrera Convertible S
V8 gasoline engine with two turbochargers (biturbo)
Engine Type
6-cylinder boxer gasoline engine (naturally aspirated engine)
BMW N63
Engine Series
N63-B44
Engine Code
4
Valves
4
8
Cylinders
6
4.4 L / 215 cu in
Displacement
3.8 L / 186 cu in
444 hp
at 5500 rpm
Power
424 hp
at 7500 rpm
BMW 650i Cabrio
444 hp
424 hp
Porsche 911 Carrera Convertible S
479 lb‑ft
at 2000 rpm
Max. Torque
325 lb‑ft
at 5750 rpm
BMW 650i Cabrio
479 lb‑ft
325 lb‑ft
Porsche 911 Carrera Convertible S
Performance
BMW 650i Cabrio
Porsche 911 Carrera Convertible S
155 mph
Maximum Speed
188 mph
5 sec
Acceleration 0 to 62 mph
4.4 sec
62 mph
62
mph
mph
226 ft
0.000 sec

BMW 650i Cabrio
62 mph
62
mph
mph
200 ft
0.000 sec

Porsche 911 Carrera Convertible S
▶ REPLAY
10 lb/hp
Weight-to-Power Ratio
8.11 lb/hp
BMW 650i Cabrio
10 lb/hp
8.11 lb/hp
Porsche 911 Carrera Convertible S
Fuel Economy / Emissions
BMW 650i Cabrio
Porsche 911 Carrera Convertible S
Fuel Economy
26 mpg
combined
26 mpg
BMW 650i Cabrio
26 mpg
26 mpg
Porsche 911 Carrera Convertible S
19 mpg
city
19 mpg
No data
highway
34 mpg
18.5 gal
Fuel Tank Capacity
16.9 gal
489 mi
Range
447 mi
BMW 650i Cabrio
489 mi
447 mi
Porsche 911 Carrera Convertible S
Environmental Impact
168.7 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).
168.7 kWh
BMW 650i Cabrio
168.7 kWh
168.7 kWh
Porsche 911 Carrera Convertible S
Euro 5
Emission Standard
Euro 5 / Euro 6
335 g/mi (NEFZ)
CO2 Emissions
338 g/mi (NEFZ)
Practical Convenience
BMW 650i Cabrio
Porsche 911 Carrera Convertible S
2
Doors
2
4
No. of Seats
4
827 lb
Maximum Payload
761 lb
9.9 cu ft
Trunk Volume
4.1 cu ft






No data
Cargo Volume (Seats Down)
No data