The Comparative Analysis :
Porsche 911 Carrera Convertible 4 GTS PDK (17 - 19) vs. BMW M8 Competition Convertible xDrive Steptronic Sport (19 - ..)
€ 150,400
€ 176,000
€ 150,400
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 Carrera Convertible 4 GTS is considerably smaller in every dimension. It's 13.3 inches shorter, 2.2 inches narrower and 2.4 inches lower than the BMW M8 Competition Cabrio.
Porsche 911 Carrera Convertible 4 GTS
BMW M8 Competition Cabrio
50.9
72.9
77.9
53.3
75.1
84.1
72.9 in
Width
75.1 in
77.9 in
Width Incl. Mirrors
84.1 in
50.9 in
Height
53.3 in
96.5
178.3
111.3
191.6
178.3 in
Length
191.6 in
96.5 in
Wheelbase
111.3 in
Vehicle Weight
Porsche 911 Carrera Convertible 4 GTS
BMW M8 Competition Cabrio
3660 lb
Curb Weight
4597 lb
4442 lb
Gross Vehicle
Weight
Weight
5379 lb
Weight Difference:
937 lb
20.38 %
General
Porsche 911 Carrera Convertible 4 GTS
BMW M8 Competition Cabrio
991
Generation
G14
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)
7-speed dual clutch transmission
Transmission
8-speed automatic transmission
Engine
Porsche 911 Carrera Convertible 4 GTS
BMW M8 Competition Cabrio
6-cylinder boxer gasoline engine with two turbochargers (biturbo)
Engine Type
V8 gasoline engine with two turbochargers (biturbo)
Engine Series
BMW S63
Engine Code
S63-B44
4
Valves
4
6
Cylinders
8
3 L / 147 cu in
Displacement
4.4 L / 215 cu in
444 hp
at 6500 rpm
Power
616 hp
at 6000 rpm
Porsche 911 Carrera Convertible 4 GTS
444 hp
616 hp
BMW M8 Competition Cabrio
406 lb‑ft
at 2150 rpm
Max. Torque
553 lb‑ft
at 1800 rpm
Porsche 911 Carrera Convertible 4 GTS
406 lb‑ft
553 lb‑ft
BMW M8 Competition Cabrio
Performance
Porsche 911 Carrera Convertible 4 GTS
BMW M8 Competition Cabrio
190 mph
Maximum Speed
155 mph
3.7 sec
Acceleration 0 to 62 mph
3.3 sec
62 mph
62
mph
mph
167 ft
0.000 sec
Porsche 911 Carrera Convertible 4 GTS
62 mph
62
mph
mph
151 ft
0.000 sec
BMW M8 Competition Cabrio
▶ REPLAY
8.24 lb/hp
Weight-to-Power Ratio
7.46 lb/hp
Porsche 911 Carrera Convertible 4 GTS
8.24 lb/hp
7.46 lb/hp
BMW M8 Competition Cabrio
Fuel Economy / Emissions
Porsche 911 Carrera Convertible 4 GTS
BMW M8 Competition Cabrio
Fuel Economy
27 mpg
combined
22 mpg
Porsche 911 Carrera Convertible 4 GTS
27 mpg
22 mpg
BMW M8 Competition Cabrio
21 mpg
city
No data
32 mpg
highway
No data
17.7 gal
Fuel Tank Capacity
18 gal
478 mi
Range
391 mi
Porsche 911 Carrera Convertible 4 GTS
478 mi
391 mi
BMW M8 Competition Cabrio
Environmental Impact
164.8 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 Carrera Convertible 4 GTS
164.8 kWh
204.5 kWh
BMW M8 Competition Cabrio
Euro 6
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
315 g/mi (NEFZ)
CO2 Emissions
410 g/mi (WLTP)
Practical Convenience
Porsche 911 Carrera Convertible 4 GTS
BMW M8 Competition Cabrio
2
Doors
2
4
No. of Seats
4
783 lb
Maximum Payload
783 lb
3.5 cu ft
Trunk Volume
9.9 cu ft
No data
Cargo Volume (Seats Down)
No data
