The Comparative Analysis :

BMW 650i Convertible Automatic (12 - 13) vs. Porsche 911 Carrera Convertible 4 GTS (17 - 18)

€ 95,900
BMW 650i Convertible Automatic (12 - 13) BMW 650i Cabrio
€ 146,200
 Porsche 911 Carrera Convertible 4 GTS (17 - 18) Porsche 911 Carrera Convertible 4 GTS
€ 95,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 146,200

ⓘ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 14.4 inches longer, 1.7 inches wider and 2.8 inches taller than the Porsche 911 Carrera Convertible 4 GTS.
BMW 650i Cabrio
Porsche 911 Carrera Convertible 4 GTS
53.7
Blueprint BMW 650i Convertible Automatic (12 - 13)
74.6
81.9
50.9
Blueprint Porsche 911 Carrera Convertible 4 GTS (17 - 18)
72.9
77.9
74.6 in
Width
72.9 in
81.9 in
Width Incl. Mirrors
77.9 in
53.7 in
Height
50.9 in
Blueprint BMW 650i Convertible Automatic (12 - 13)
112.4
192.7
Blueprint Porsche 911 Carrera Convertible 4 GTS (17 - 18)
96.5
178.3
192.7 in
Length
178.3 in
112.4 in
Wheelbase
96.5 in

Vehicle Weight

BMW 650i Cabrio
Porsche 911 Carrera Convertible 4 GTS
4442 lb
Curb Weight
3616 lb
5269 lb
Gross Vehicle
Weight
4409 lb
BMW 650i Convertible Automatic (12 - 13)
Weight Difference:
827 lb
18.62 %
Porsche 911 Carrera Convertible 4 GTS (17 - 18)

General

BMW 650i Cabrio
Porsche 911 Carrera Convertible 4 GTS
F12
Generation
991
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
8-speed automatic transmission
Transmission
7-speed manual transmission

Engine

BMW 650i Cabrio
Porsche 911 Carrera Convertible 4 GTS
V8 gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
6-cylinder boxer gasoline engine with two tur­bo­chargers (bi­turbo)
BMW N63
Engine Series
N63-B44
Engine Code
4
Valves
4
8
Cylinders
6
4.4 L / 215 cu in
Displacement
3 L / 147 cu in
444 hp
at 5500 rpm
Power
444 hp
at 6500 rpm
BMW 650i Cabrio
444 hp
444 hp
Porsche 911 Carrera Convertible 4 GTS
479 lb‑ft
at 2000 rpm
Max. Torque
406 lb‑ft
at 2150 rpm
BMW 650i Cabrio
479 lb‑ft
406 lb‑ft
Porsche 911 Carrera Convertible 4 GTS

Performance

BMW 650i Cabrio
Porsche 911 Carrera Convertible 4 GTS
155 mph
Maximum Speed
191 mph
5 sec
Acceleration 0 to 62 mph
4.1 sec
62 mph 62
mph

226 ft
0.000 sec

BMW 650i Cabrio

62 mph 62
mph

187 ft
0.000 sec

Porsche 911 Carrera Convertible 4 GTS

▶ REPLAY
10 lb/hp
Weight-to-Power Ratio
8.14 lb/hp
BMW 650i Cabrio
10 lb/hp
8.14 lb/hp
Porsche 911 Carrera Convertible 4 GTS

Fuel Economy / Emissions

BMW 650i Cabrio
Porsche 911 Carrera Convertible 4 GTS
Fuel Economy
26 mpg
combined
24 mpg
BMW 650i Cabrio
26 mpg
24 mpg
Porsche 911 Carrera Convertible 4 GTS
19 mpg
city
18 mpg
No data
highway
31 mpg
Kraftstoffanzeige
18.5 gal
Fuel Tank Capacity
17.7 gal
Kraftstoffanzeige
489 mi
Range
429 mi
BMW 650i Cabrio
489 mi
429 mi
Porsche 911 Carrera Convertible 4 GTS
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).
183.8 kWh
BMW 650i Cabrio
168.7 kWh
183.8 kWh
Porsche 911 Carrera Convertible 4 GTS
Euro 5
Emission Standard
Euro 6c (NEFZ) 36ZA-ZF
335 g/mi (NEFZ)
CO2 Emissions
354 g/mi (NEFZ)

Practical Convenience

BMW 650i Cabrio
Porsche 911 Carrera Convertible 4 GTS
2
Doors
2
4
No. of Seats
4
827 lb
Maximum Payload
794 lb
9.9 cu ft
Trunk Volume
3.5 cu ft
No data
Cargo Volume (Seats Down)
No data