The Comparative Analysis :
Porsche 911 Targa 4 GTS PDK (17 - 19) vs. BMW 640d Convertible xDrive Steptronic (12 - 14)
€ 150,400
€ 90,800
€ 150,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 90,800
ⓘ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 14.4 inches shorter, 1.7 inches narrower and 2.9 inches lower than the BMW 640d Cabrio.
Porsche 911 Targa 4 GTS
BMW 640d Cabrio
50.8
72.9
77.9
53.7
74.6
81.9
72.9 in
Width
74.6 in
77.9 in
Width Incl. Mirrors
81.9 in
50.8 in
Height
53.7 in
96.5
178.3
112.4
192.7
178.3 in
Length
192.7 in
96.5 in
Wheelbase
112.4 in
Vehicle Weight
Porsche 911 Targa 4 GTS
BMW 640d Cabrio
3704 lb
Curb Weight
4420 lb
4497 lb
Gross Vehicle
Weight
Weight
5379 lb
Weight Difference:
717 lb
16.22 %
General
Porsche 911 Targa 4 GTS
BMW 640d Cabrio
991
Generation
F12
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Diesel
Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)
7-speed dual clutch transmission
Transmission
8-speed automatic transmission
Engine
Porsche 911 Targa 4 GTS
BMW 640d Cabrio
6-cylinder boxer gasoline engine with two turbochargers (biturbo)
Engine Type
Straight-six diesel engine with two turbochargers (biturbo)
Engine Series
BMW N57
Engine Code
N57-D30
4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
444 hp
at 6500 rpm
Power
309 hp
at 4400 rpm
Porsche 911 Targa 4 GTS
444 hp
309 hp
BMW 640d Cabrio
406 lb‑ft
at 2150 rpm
Max. Torque
465 lb‑ft
at 1500 rpm
Porsche 911 Targa 4 GTS
406 lb‑ft
465 lb‑ft
BMW 640d Cabrio
Performance
Porsche 911 Targa 4 GTS
BMW 640d Cabrio
190 mph
Maximum Speed
155 mph
3.7 sec
Acceleration 0 to 62 mph
5.4 sec
62 mph
62
mph
mph
167 ft
0.000 sec
Porsche 911 Targa 4 GTS
62 mph
62
mph
mph
246 ft
0.000 sec
BMW 640d Cabrio
▶ REPLAY
8.34 lb/hp
Weight-to-Power Ratio
14.3 lb/hp
Porsche 911 Targa 4 GTS
8.34 lb/hp
14.3 lb/hp
BMW 640d Cabrio
Fuel Economy / Emissions
Porsche 911 Targa 4 GTS
BMW 640d Cabrio
Fuel Economy
27 mpg
combined
40 mpg
Porsche 911 Targa 4 GTS
27 mpg
40 mpg
BMW 640d Cabrio
21 mpg
city
33 mpg
32 mpg
highway
No data
17.7 gal
Fuel Tank Capacity
18.5 gal
478 mi
Range
737 mi
Porsche 911 Targa 4 GTS
478 mi
737 mi
BMW 640d 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).
121.3 kWh
Porsche 911 Targa 4 GTS
164.8 kWh
121.3 kWh
BMW 640d Cabrio
Euro 6
Emission Standard
Euro 5
315 g/mi (NEFZ)
CO2 Emissions
248 g/mi (NEFZ)
Practical Convenience
Porsche 911 Targa 4 GTS
BMW 640d Cabrio
2
Doors
2
4
No. of Seats
4
794 lb
Maximum Payload
959 lb
3.5 cu ft
Trunk Volume
9.9 cu ft
No data
Cargo Volume (Seats Down)
No data
