The Comparative Analysis :
Porsche 911 Targa 4 GTS (15 - 15) vs. BMW M8 Competition Cabrio xDrive Steptronic Sport (19 - ..)
€ 137,400

€ 176,000

€ 137,400
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 Targa 4 GTS is considerably smaller in every dimension. It's 35.8 cm shorter, 5.5 cm narrower and 6.2 cm lower than the BMW M8 Competition Cabrio.
Porsche 911 Targa 4 GTS
BMW M8 Competition Cabrio
1291
1852
1978
1353
1907
2137
1852 mm
Width
1907 mm
1978 mm
Width Incl. Mirrors
2137 mm
1291 mm
Height
1353 mm
2450
4509
2827
4867
4509 mm
Length
4867 mm
2450 mm
Wheelbase
2827 mm
Vehicle Weight
Porsche 911 Targa 4 GTS
BMW M8 Competition Cabrio
1635 kg
Kerb Weight
2085 kg
1960 kg
Gross Vehicle
Weight
Weight
2440 kg

Weight Difference:
450 kg
21.58 %

General
Porsche 911 Targa 4 GTS
BMW M8 Competition Cabrio
991
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 manual transmission
Transmission
8-speed automatic transmission
Engine
Porsche 911 Targa 4 GTS
BMW M8 Competition Cabrio
6-cylinder boxer petrol engine (naturally aspirated engine)
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
424 bhp
at 7500 rpm
Power
616 bhp
at 6000 rpm
Porsche 911 Targa 4 GTS
424 bhp
616 bhp
BMW M8 Competition Cabrio
440 NM
at 5750 rpm
Max. Torque
750 NM
at 1800 rpm
Porsche 911 Targa 4 GTS
440 NM
750 NM
BMW M8 Competition Cabrio
Performance
Porsche 911 Targa 4 GTS
BMW M8 Competition Cabrio
188 mph
Maximum Speed
155 mph
4.7 sec
Acceleration 0 to 62 mph
3.3 sec
62 mph
62
mph
mph
65 m
0.000 sec

Porsche 911 Targa 4 GTS
62 mph
62
mph
mph
46 m
0.000 sec

BMW M8 Competition Cabrio
▶ REPLAY
3.86 kg/bhp
Weight-to-Power Ratio
3.38 kg/bhp
Porsche 911 Targa 4 GTS
3.86 kg/bhp
3.38 kg/bhp
BMW M8 Competition Cabrio
Fuel Economy / Emissions
Porsche 911 Targa 4 GTS
BMW M8 Competition Cabrio
Fuel Economy
28 mpg
combined
26 mpg
Porsche 911 Targa 4 GTS
28 mpg
26 mpg
BMW M8 Competition Cabrio
20 mpg
city
No data
37 mpg
motorway
No data
68 L
Fuel Tank Capacity
68 L
423 mi
Range
391 mi
Porsche 911 Targa 4 GTS
423 mi
391 mi
BMW M8 Competition Cabrio
Environmental Impact
189.4 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).
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 Targa 4 GTS
189.4 kWh
204.5 kWh
BMW M8 Competition Cabrio
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
237 g/km (NEFZ)
CO2 Emissions
255 g/km (WLTP)
Practical Convenience
Porsche 911 Targa 4 GTS
BMW M8 Competition Cabrio
2
Doors
2
4
No. of Seats
4
325 kg
Maximum Payload
355 kg
125 L
Boot Capacity
350 L





No data
Boot Capacity (Seats Down)
No data