The Comparative Analysis :

Porsche 911 Targa 4S PDK (17 - 18) vs. BMW 840d Cabrio xDrive Steptronic (19 - ..)

€ 146,200
Porsche 911 Targa 4S PDK (17 - 18) Porsche 911 Targa 4S
€ 108,000
BMW 840d Cabrio xDrive Steptronic (19 - ..) BMW 840d Cabrio
€ 146,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 108,000

Base price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The Porsche 911 Targa 4S is considerably smaller in every dimension. It's 34.4 cm shorter, 5 cm narrower and 4.8 cm lower than the BMW 840d Cabrio.
Porsche 911 Targa 4S
BMW 840d Cabrio
1291
Blueprint Porsche 911 Targa 4S PDK (17 - 18)
1852
1978
1339
Blueprint BMW 840d Cabrio xDrive Steptronic (19 - ..)
1902
2137
1852 mm
Width
1902 mm
1978 mm
Width Incl. Mirrors
2137 mm
1291 mm
Height
1339 mm
Blueprint Porsche 911 Targa 4S PDK (17 - 18)
2450
4499
Blueprint BMW 840d Cabrio xDrive Steptronic (19 - ..)
2822
4843
4499 mm
Length
4843 mm
2450 mm
Wheelbase
2822 mm

Vehicle Weight

Porsche 911 Targa 4S
BMW 840d Cabrio
1675 kg
Kerb Weight
2030 kg
2040 kg
Gross Vehicle
Weight
2485 kg
Porsche 911 Targa 4S PDK (17 - 18)
Weight Difference:
355 kg
17.49 %
BMW 840d Cabrio xDrive Steptronic (19 - ..)

General

Porsche 911 Targa 4S
BMW 840d Cabrio
991
Generation
G14
Convertible
Car Body Style
Convertible
Super Unleaded (98 RON)
Fuel Type
Diesel
Permanent all-wheel drive
Drive
Permanent all-wheel drive
7-speed dual clutch transmission
Transmission
8-speed automatic transmission

Engine

Porsche 911 Targa 4S
BMW 840d Cabrio
6-cylinder boxer petrol engine with two tur­bo­chargers (bi­turbo)
Engine Type
Straight-six diesel engine with two tur­bo­chargers (bi­turbo)
Engine Series
BMW B57
Engine Code
B57-D30
4
Valves
4
6
Cylinders
6
2981 CC
Engine Capacity
2993 CC
444 bhp
at 6500 rpm
Power
316 bhp
at 4400 rpm
Porsche 911 Targa 4S
444 bhp
316 bhp
BMW 840d Cabrio
550 NM
at 2150 rpm
Max. Torque
680 NM
at 1750 rpm
Porsche 911 Targa 4S
550 NM
680 NM
BMW 840d Cabrio

Performance

Porsche 911 Targa 4S
BMW 840d Cabrio
190 mph
Maximum Speed
155 mph
3.7 sec
Acceleration 0 to 62 mph
5.2 sec
62 mph 62
mph

51 m
0.000 sec

Porsche 911 Targa 4S

62 mph 62
mph

72 m
0.000 sec

BMW 840d Cabrio

 REPLAY
3.77 kg/bhp
Weight-to-Power Ratio
6.42 kg/bhp
Porsche 911 Targa 4S
3.77 kg/bhp
6.42 kg/bhp
BMW 840d Cabrio

Fuel Economy / Emissions

Porsche 911 Targa 4S
BMW 840d Cabrio
Fuel Economy
32 mpg
combined
46 mpg
Porsche 911 Targa 4S
32 mpg
46 mpg
BMW 840d Cabrio
25 mpg
city
38 mpg
39 mpg
motorway
No data
Kraftstoffanzeige
68 L
Fuel Tank Capacity
66 L
Kraftstoffanzeige
486 mi
Range
662 mi
Porsche 911 Targa 4S
486 mi
662 mi
BMW 840d 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).
127.6 kWh
Porsche 911 Targa 4S
164.8 kWh
127.6 kWh
BMW 840d Cabrio
Euro 6c (NEFZ) 36ZA-ZF
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
196 g/km (NEFZ)
CO2 Emissions
184 g/km (WLTP)

Practical Convenience

Porsche 911 Targa 4S
BMW 840d Cabrio
2
Doors
2
4
No. of Seats
4
365 kg
Maximum Payload
455 kg
125 L
Boot Capacity
350 L
No data
Boot Capacity (Seats Down)
No data