The Comparative Analysis :
Porsche 911 Turbo Cabriolet S PDK (10 - 13) vs. BMW M8 Competition Cabrio xDrive Steptronic Sport (19 - ..)
€ 184,500
€ 176,000
€ 184,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 176,000
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Porsche 911 Turbo Cabriolet S is significantly smaller in every dimension. It's 41.7 cm shorter, 5.5 cm narrower and 5.3 cm lower than the BMW M8 Competition Cabrio.
Porsche 911 Turbo Cabriolet S
BMW M8 Competition Cabrio
1300
1852
2052
1353
1907
2137
1852 mm
Width
1907 mm
2052 mm
Width Incl. Mirrors
2137 mm
1300 mm
Height
1353 mm
2350
4450
2827
4867
4450 mm
Length
4867 mm
2350 mm
Wheelbase
2827 mm
Vehicle Weight
Porsche 911 Turbo Cabriolet S
BMW M8 Competition Cabrio
1735 kg
Kerb Weight
2085 kg
2010 kg
Gross Vehicle
Weight
Weight
2440 kg
Weight Difference:
350 kg
16.79 %
General
Porsche 911 Turbo Cabriolet S
BMW M8 Competition Cabrio
997
Generation
G14
Convertible
Car Body Style
Convertible
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)

Permanent all-wheel drive
Drive
Permanent all-wheel drive

7-speed dual clutch transmission
Transmission
8-speed automatic transmission
Engine
Porsche 911 Turbo Cabriolet S
BMW M8 Competition Cabrio
6-cylinder boxer petrol engine with two turbochargers (biturbo)
Engine Type
V8 petrol engine with two turbochargers (biturbo)
Engine Series
BMW S63
Engine Code
S63-B44
4
Valves
4
6
Cylinders
8
3800 CC
Engine Capacity
4395 CC
523 bhp
at 6250 rpm
Power
616 bhp
at 6000 rpm
Porsche 911 Turbo Cabriolet S
523 bhp
616 bhp
BMW M8 Competition Cabrio
700 NM
at 2100 rpm
Max. Torque
750 NM
at 1800 rpm
Porsche 911 Turbo Cabriolet S
700 NM
750 NM
BMW M8 Competition Cabrio
Performance
Porsche 911 Turbo Cabriolet S
BMW M8 Competition Cabrio
196 mph
Maximum Speed
155 mph
3.4 sec
Acceleration 0 to 62 mph
3.3 sec
62 mph
62
mph
mph
47 m
0.000 sec
Porsche 911 Turbo Cabriolet S
62 mph
62
mph
mph
46 m
0.000 sec
BMW M8 Competition Cabrio
▶ REPLAY
3.32 kg/bhp
Weight-to-Power Ratio
3.38 kg/bhp
Porsche 911 Turbo Cabriolet S
3.32 kg/bhp
3.38 kg/bhp
BMW M8 Competition Cabrio
Fuel Economy / Emissions
Porsche 911 Turbo Cabriolet S
BMW M8 Competition Cabrio
Fuel Economy
25 mpg
combined
26 mpg
Porsche 911 Turbo Cabriolet S
25 mpg
26 mpg
BMW M8 Competition Cabrio
16 mpg
city
No data
34 mpg
motorway
No data
67 L
Fuel Tank Capacity
68 L
362 mi
Range
391 mi
Porsche 911 Turbo Cabriolet S
362 mi
391 mi
BMW M8 Competition Cabrio
Environmental Impact
217.9 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).
204.5 kWh
Porsche 911 Turbo Cabriolet S
217.9 kWh
204.5 kWh
BMW M8 Competition Cabrio
Euro 5
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
270 g/km (NEFZ)
CO2 Emissions
255 g/km (WLTP)
Practical Convenience
Porsche 911 Turbo Cabriolet S
BMW M8 Competition Cabrio
2
Doors
2
4
No. of Seats
4
275 kg
Maximum Payload
355 kg
105 L
Boot Capacity
350 L






No data
Boot Capacity (Seats Down)
No data


















