The Comparative Analysis :

BMW 650i Cabrio Steptronic (15 - 18) vs. Porsche 911 Carrera Cabriolet 4S PDK (16 - 18)

€ 103,300
BMW 650i Cabrio Steptronic (15 - 18) BMW 650i Cabrio
€ 136,100
 Porsche 911 Carrera Cabriolet 4S PDK (16 - 18) Porsche 911 Carrera Cabriolet 4S
€ 103,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 136,100

ⓘ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 39.5 cm longer, 4.2 cm wider and 7.3 cm taller than the Porsche 911 Carrera Cabriolet 4S.
BMW 650i Cabrio
Porsche 911 Carrera Cabriolet 4S
1365
Blueprint BMW 650i Cabrio Steptronic (15 - 18)
1894
2081
1292
Blueprint Porsche 911 Carrera Cabriolet 4S PDK (16 - 18)
1852
1978
1894 mm
Width
1852 mm
2081 mm
Width Incl. Mirrors
1978 mm
1365 mm
Height
1292 mm
Blueprint BMW 650i Cabrio Steptronic (15 - 18)
2855
4894
Blueprint Porsche 911 Carrera Cabriolet 4S PDK (16 - 18)
2450
4499
4894 mm
Length
4499 mm
2855 mm
Wheelbase
2450 mm

Vehicle Weight

BMW 650i Cabrio
Porsche 911 Carrera Cabriolet 4S
2005 kg
Kerb Weight
1655 kg
2425 kg
Gross Vehicle
Weight
2015 kg
BMW 650i Cabrio Steptronic (15 - 18)
Weight Difference:
350 kg
17.46 %
Porsche 911 Carrera Cabriolet 4S PDK (16 - 18)

General

BMW 650i Cabrio
Porsche 911 Carrera Cabriolet 4S
F12
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
8-speed automatic transmission
Transmission
7-speed dual clutch transmission

Engine

BMW 650i Cabrio
Porsche 911 Carrera Cabriolet 4S
V8 petrol engine with two tur­bo­chargers (bi­turbo)
Engine Type
6-cylinder boxer petrol engine with two tur­bo­chargers (bi­turbo)
BMW N63
Engine Series
N63-B44
Engine Code
4
Valves
4
8
Cylinders
6
4395 CC
Engine Capacity
2981 CC
444 bhp
at 5500 rpm
Power
414 bhp
at 6500 rpm
BMW 650i Cabrio
444 bhp
414 bhp
Porsche 911 Carrera Cabriolet 4S
650 NM
at 2000 rpm
Max. Torque
500 NM
at 1700 rpm
BMW 650i Cabrio
650 NM
500 NM
Porsche 911 Carrera Cabriolet 4S

Performance

BMW 650i Cabrio
Porsche 911 Carrera Cabriolet 4S
155 mph
Maximum Speed
187 mph
4.6 sec
Acceleration 0 to 62 mph
4.2 sec
62 mph 62
mph

64 m
0.000 sec

BMW 650i Cabrio

62 mph 62
mph

58 m
0.000 sec

Porsche 911 Carrera Cabriolet 4S

▶ REPLAY
4.52 kg/bhp
Weight-to-Power Ratio
4 kg/bhp
BMW 650i Cabrio
4.52 kg/bhp
4 kg/bhp
Porsche 911 Carrera Cabriolet 4S

Fuel Economy / Emissions

BMW 650i Cabrio
Porsche 911 Carrera Cabriolet 4S
Fuel Economy
32 mpg
combined
35 mpg
BMW 650i Cabrio
32 mpg
35 mpg
Porsche 911 Carrera Cabriolet 4S
23 mpg
city
27 mpg
No data
motorway
42 mpg
Kraftstoffanzeige
70 L
Fuel Tank Capacity
68 L
Kraftstoffanzeige
489 mi
Range
528 mi
BMW 650i Cabrio
489 mi
528 mi
Porsche 911 Carrera Cabriolet 4S
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).
151.6 kWh
BMW 650i Cabrio
168.7 kWh
151.6 kWh
Porsche 911 Carrera Cabriolet 4S
Euro 6b (NEFZ)
Emission Standard
Euro 6c (NEFZ) 36ZA-ZF
208 g/km (NEFZ)
CO2 Emissions
184 g/km (NEFZ)

Practical Convenience

BMW 650i Cabrio
Porsche 911 Carrera Cabriolet 4S
2
Doors
2
4
No. of Seats
4
420 kg
Maximum Payload
360 kg
350 L
Boot Capacity
125 L
No data
Boot Capacity (Seats Down)
No data