The Comparative Analysis :
BMW 635d Cabrio Sport-Automatic (07 - 10) vs. Porsche 911 Targa 4S PDK (17 - 18)
€ 85,200

€ 146,200

€ 85,200
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 635d Cabrio is considerably bigger in every dimension. It's 32.1 cm longer, 0.3 cm wider and 8.3 cm taller than the Porsche 911 Targa 4S.
BMW 635d Cabrio
Porsche 911 Targa 4S
1374
1855
2036
1291
1852
1978
1855 mm
Width
1852 mm
2036 mm
Width Incl. Mirrors
1978 mm
1374 mm
Height
1291 mm
2780
4820
2450
4499
4820 mm
Length
4499 mm
2780 mm
Wheelbase
2450 mm
Vehicle Weight
BMW 635d Cabrio
Porsche 911 Targa 4S
1935 kg
Kerb Weight
1675 kg
2260 kg
Gross Vehicle
Weight
Weight
2040 kg

Weight Difference:
260 kg
13.44 %

General
BMW 635d Cabrio
Porsche 911 Targa 4S
E64
Generation
991
Convertible
Car Body Style
Convertible
Diesel
Fuel Type
Super Unleaded (98 RON)

Rear-wheel drive
Drive
Permanent all-wheel drive

6-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
BMW 635d Cabrio
Porsche 911 Targa 4S
Straight-six diesel engine with two turbochargers (biturbo)
Engine Type
6-cylinder boxer petrol engine with two turbochargers (biturbo)
BMW M57
Engine Series
M57-D30
Engine Code

4
Valves
4
6
Cylinders
6
2993 CC
Engine Capacity
2981 CC
282 bhp
at 4400 rpm
Power
444 bhp
at 6500 rpm
BMW 635d Cabrio
282 bhp
444 bhp
Porsche 911 Targa 4S
580 NM
at 1750 rpm
Max. Torque
550 NM
at 2150 rpm
BMW 635d Cabrio
580 NM
550 NM
Porsche 911 Targa 4S
Performance
BMW 635d Cabrio
Porsche 911 Targa 4S
155 mph
Maximum Speed
190 mph
6.6 sec
Acceleration 0 to 62 mph
3.7 sec
62 mph
62
mph
mph
92 m
0.000 sec

BMW 635d Cabrio
62 mph
62
mph
mph
51 m
0.000 sec

Porsche 911 Targa 4S
▶ REPLAY
6.86 kg/bhp
Weight-to-Power Ratio
3.77 kg/bhp
BMW 635d Cabrio
6.86 kg/bhp
3.77 kg/bhp
Porsche 911 Targa 4S
Fuel Economy / Emissions
BMW 635d Cabrio
Porsche 911 Targa 4S
Fuel Economy
39 mpg
combined
32 mpg
BMW 635d Cabrio
39 mpg
32 mpg
Porsche 911 Targa 4S
29 mpg
city
25 mpg
No data
motorway
39 mpg
70 L
Fuel Tank Capacity
68 L
604 mi
Range
486 mi
BMW 635d Cabrio
604 mi
486 mi
Porsche 911 Targa 4S
Environmental Impact
148.1 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).
164.8 kWh
BMW 635d Cabrio
148.1 kWh
164.8 kWh
Porsche 911 Targa 4S
Euro 4
Emission Standard
Euro 6c (NEFZ) 36ZA-ZF
190 g/km (NEFZ)
CO2 Emissions
196 g/km (NEFZ)
Practical Convenience
BMW 635d Cabrio
Porsche 911 Targa 4S
2
Doors
2
4
No. of Seats
4
325 kg
Maximum Payload
365 kg
350 L
Boot Capacity
125 L





No data
Boot Capacity (Seats Down)
No data