The Comparative Analysis :

BMW M6 Convertible SMG (06 - 10) vs. Porsche 911 Carrera Convertible 4 GTS (17 - 18)

€ 123,200
BMW M6 Convertible SMG (06 - 10) BMW M6 Cabrio
€ 146,200
 Porsche 911 Carrera Convertible 4 GTS (17 - 18) Porsche 911 Carrera Convertible 4 GTS
€ 123,200
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 M6 Cabrio is considerably bigger in every dimension. It's 13.5 inches longer, 0.1 inches wider and 3.3 inches taller than the Porsche 911 Carrera Convertible 4 GTS.
BMW M6 Cabrio
Porsche 911 Carrera Convertible 4 GTS
54.2
Blueprint BMW M6 Convertible SMG (06 - 10)
73
80.2
50.9
Blueprint Porsche 911 Carrera Convertible 4 GTS (17 - 18)
72.9
77.9
73 in
Width
72.9 in
80.2 in
Width Incl. Mirrors
77.9 in
54.2 in
Height
50.9 in
Blueprint BMW M6 Convertible SMG (06 - 10)
109.5
191.8
Blueprint Porsche 911 Carrera Convertible 4 GTS (17 - 18)
96.5
178.3
191.8 in
Length
178.3 in
109.5 in
Wheelbase
96.5 in

Vehicle Weight

BMW M6 Cabrio
Porsche 911 Carrera Convertible 4 GTS
4420 lb
Curb Weight
3616 lb
5247 lb
Gross Vehicle
Weight
4409 lb
BMW M6 Convertible SMG (06 - 10)
Weight Difference:
805 lb
18.21 %
Porsche 911 Carrera Convertible 4 GTS (17 - 18)

General

BMW M6 Cabrio
Porsche 911 Carrera Convertible 4 GTS
E64
Generation
991
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
7-speed automated manual transmission (AMT)
Transmission
7-speed manual transmission

Engine

BMW M6 Cabrio
Porsche 911 Carrera Convertible 4 GTS
V10 gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Type
6-cylinder boxer gasoline engine with two tur­bo­chargers (bi­turbo)
BMW S85
Engine Series
S85-B50
Engine Code
4
Valves
4
10
Cylinders
6
5 L / 245 cu in
Displacement
3 L / 147 cu in
500 hp
at 7750 rpm
Power
444 hp
at 6500 rpm
BMW M6 Cabrio
500 hp
444 hp
Porsche 911 Carrera Convertible 4 GTS
384 lb‑ft
at 6100 rpm
Max. Torque
406 lb‑ft
at 2150 rpm
BMW M6 Cabrio
384 lb‑ft
406 lb‑ft
Porsche 911 Carrera Convertible 4 GTS

Performance

BMW M6 Cabrio
Porsche 911 Carrera Convertible 4 GTS
155 mph
Maximum Speed
191 mph
4.8 sec
Acceleration 0 to 62 mph
4.1 sec
62 mph 62
mph

220 ft
0.000 sec

BMW M6 Cabrio

62 mph 62
mph

187 ft
0.000 sec

Porsche 911 Carrera Convertible 4 GTS

▶ REPLAY
8.84 lb/hp
Weight-to-Power Ratio
8.14 lb/hp
BMW M6 Cabrio
8.84 lb/hp
8.14 lb/hp
Porsche 911 Carrera Convertible 4 GTS

Fuel Economy / Emissions

BMW M6 Cabrio
Porsche 911 Carrera Convertible 4 GTS
Fuel Economy
16 mpg
combined
24 mpg
BMW M6 Cabrio
16 mpg
24 mpg
Porsche 911 Carrera Convertible 4 GTS
11 mpg
city
18 mpg
No data
highway
31 mpg
Kraftstoffanzeige
18.5 gal
Fuel Tank Capacity
17.7 gal
Kraftstoffanzeige
296 mi
Range
429 mi
BMW M6 Cabrio
296 mi
429 mi
Porsche 911 Carrera Convertible 4 GTS
Environmental Impact
278.4 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 M6 Cabrio
278.4 kWh
183.8 kWh
Porsche 911 Carrera Convertible 4 GTS
Euro 4
Emission Standard
Euro 6c (NEFZ) 36ZA-ZF
566 g/mi (NEFZ)
CO2 Emissions
354 g/mi (NEFZ)

Practical Convenience

BMW M6 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