The Comparative Analysis :

BMW 840d Cabrio xDrive Steptronic (19 - ..) vs. Porsche 911 Carrera Cabriolet 4S (20 - ..)

€ 108,000
BMW 840d Cabrio xDrive Steptronic (19 - ..) BMW 840d Cabrio
€ 144,000
 Porsche 911 Carrera Cabriolet 4S (20 - ..) Porsche 911 Carrera Cabriolet 4S
€ 108,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 144,000

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

Vehicle Dimensions

The BMW 840d Cabrio is considerably bigger in every dimension. It's 32.4 cm longer, 5 cm wider and 4 cm taller than the Porsche 911 Carrera Cabriolet 4S.
BMW 840d Cabrio
Porsche 911 Carrera Cabriolet 4S
1339
Blueprint BMW 840d Cabrio xDrive Steptronic (19 - ..)
1902
2137
1299
Blueprint Porsche 911 Carrera Cabriolet 4S (20 - ..)
1852
2024
1902 mm
Width
1852 mm
2137 mm
Width Incl. Mirrors
2024 mm
1339 mm
Height
1299 mm
Blueprint BMW 840d Cabrio xDrive Steptronic (19 - ..)
2822
4843
Blueprint Porsche 911 Carrera Cabriolet 4S (20 - ..)
2450
4519
4843 mm
Length
4519 mm
2822 mm
Wheelbase
2450 mm

Vehicle Weight

BMW 840d Cabrio
Porsche 911 Carrera Cabriolet 4S
2030 kg
Kerb Weight
1675 kg
2485 kg
Gross Vehicle
Weight
2035 kg
BMW 840d Cabrio xDrive Steptronic (19 - ..)
Weight Difference:
355 kg
17.49 %
Porsche 911 Carrera Cabriolet 4S (20 - ..)

General

BMW 840d Cabrio
Porsche 911 Carrera Cabriolet 4S
G14
Generation
992
Convertible
Car Body Style
Convertible
Diesel
Fuel Type
Super Unleaded (98 RON)
Permanent all-wheel drive
Drive
Permanent all-wheel drive
8-speed automatic transmission
Transmission
7-speed manual transmission

Engine

BMW 840d Cabrio
Porsche 911 Carrera Cabriolet 4S
Straight-six diesel engine with two tur­bo­chargers (bi­turbo)
Engine Type
6-cylinder boxer petrol engine with two tur­bo­chargers (bi­turbo)
BMW B57
Engine Series
B57-D30
Engine Code
4
Valves
4
6
Cylinders
6
2993 CC
Engine Capacity
2981 CC
316 bhp
at 4400 rpm
Power
444 bhp
at 6500 rpm
BMW 840d Cabrio
316 bhp
444 bhp
Porsche 911 Carrera Cabriolet 4S
680 NM
at 1750 rpm
Max. Torque
530 NM
at 2300 rpm
BMW 840d Cabrio
680 NM
530 NM
Porsche 911 Carrera Cabriolet 4S

Performance

BMW 840d Cabrio
Porsche 911 Carrera Cabriolet 4S
155 mph
Maximum Speed
189 mph
5.2 sec
Acceleration 0 to 62 mph
4.4 sec
62 mph 62
mph

72 m
0.000 sec

BMW 840d Cabrio

62 mph 62
mph

61 m
0.000 sec

Porsche 911 Carrera Cabriolet 4S

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

Fuel Economy / Emissions

BMW 840d Cabrio
Porsche 911 Carrera Cabriolet 4S
Fuel Economy
46 mpg
combined
28 mpg
BMW 840d Cabrio
46 mpg
28 mpg
Porsche 911 Carrera Cabriolet 4S
38 mpg
city
19 mpg
No data
motorway
38 mpg
Kraftstoffanzeige
66 L
Fuel Tank Capacity
67 L
Kraftstoffanzeige
662 mi
Range
408 mi
BMW 840d Cabrio
662 mi
408 mi
Porsche 911 Carrera Cabriolet 4S
Environmental Impact
127.6 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).
193.3 kWh
BMW 840d Cabrio
127.6 kWh
193.3 kWh
Porsche 911 Carrera Cabriolet 4S
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 6d
184 g/km (WLTP)
CO2 Emissions
235 g/km (WLTP)

Practical Convenience

BMW 840d Cabrio
Porsche 911 Carrera Cabriolet 4S
2
Doors
2
4
No. of Seats
4
455 kg
Maximum Payload
360 kg
350 L
Boot Capacity
132 L
No data
Boot Capacity (Seats Down)
No data