The Comparative Analysis :

Porsche 911 Carrera Cabriolet PDK (08 - 11) vs. BMW 840i Cabrio Steptronic (19 - ..)

€ 100,400
Porsche 911 Carrera Cabriolet PDK (08 - 11) Porsche 911 Carrera Cabriolet
€ 102,500
 BMW 840i Cabrio Steptronic (19 - ..) BMW 840i Cabrio
€ 100,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 102,500

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

Vehicle Dimensions

The Porsche 911 Carrera Cabriolet is significantly smaller in every dimension. It's 40.8 cm shorter, 9.4 cm narrower and 2.9 cm lower than the BMW 840i Cabrio.
Porsche 911 Carrera Cabriolet
BMW 840i Cabrio
1310
Blueprint Porsche 911 Carrera Cabriolet PDK (08 - 11)
1808
2008
1339
Blueprint BMW 840i Cabrio Steptronic (19 - ..)
1902
2137
1808 mm
Width
1902 mm
2008 mm
Width Incl. Mirrors
2137 mm
1310 mm
Height
1339 mm
Blueprint Porsche 911 Carrera Cabriolet PDK (08 - 11)
2350
4435
Blueprint BMW 840i Cabrio Steptronic (19 - ..)
2822
4843
4435 mm
Length
4843 mm
2350 mm
Wheelbase
2822 mm

Vehicle Weight

Porsche 911 Carrera Cabriolet
BMW 840i Cabrio
1605 kg
Kerb Weight
1905 kg
1910 kg
Gross Vehicle
Weight
2340 kg
Porsche 911 Carrera Cabriolet PDK (08 - 11)
Weight Difference:
300 kg
15.75 %
BMW 840i Cabrio Steptronic (19 - ..)

General

Porsche 911 Carrera Cabriolet
BMW 840i Cabrio
997
Generation
G14
Convertible
Car Body Style
Convertible
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)
Rear-wheel drive
Drive
Rear-wheel drive
7-speed dual clutch transmission
Transmission
8-speed automatic transmission

Engine

Porsche 911 Carrera Cabriolet
BMW 840i Cabrio
6-cylinder boxer petrol engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Type
Straight-six petrol engine with tur­bo­charger
Engine Series
BMW B58
Engine Code
B58-B30
4
Valves
4
6
Cylinders
6
3614 CC
Engine Capacity
2998 CC
340 bhp
at 6500 rpm
Power
335 bhp
at 5000 rpm
Porsche 911 Carrera Cabriolet
340 bhp
335 bhp
BMW 840i Cabrio
390 NM
at 4400 rpm
Max. Torque
500 NM
at 1600 rpm
Porsche 911 Carrera Cabriolet
390 NM
500 NM
BMW 840i Cabrio

Performance

Porsche 911 Carrera Cabriolet
BMW 840i Cabrio
178 mph
Maximum Speed
155 mph
4.9 sec
Acceleration 0 to 62 mph
5.3 sec
62 mph 62
mph

68 m
0.000 sec

Porsche 911 Carrera Cabriolet

62 mph 62
mph

74 m
0.000 sec

BMW 840i Cabrio

▶ REPLAY
4.72 kg/bhp
Weight-to-Power Ratio
5.69 kg/bhp
Porsche 911 Carrera Cabriolet
4.72 kg/bhp
5.69 kg/bhp
BMW 840i Cabrio

Fuel Economy / Emissions

Porsche 911 Carrera Cabriolet
BMW 840i Cabrio
Fuel Economy
29 mpg
combined
38 mpg
Porsche 911 Carrera Cabriolet
29 mpg
38 mpg
BMW 840i Cabrio
19 mpg
city
31 mpg
41 mpg
motorway
No data
Kraftstoffanzeige
64 L
Fuel Tank Capacity
68 L
Kraftstoffanzeige
401 mi
Range
571 mi
Porsche 911 Carrera Cabriolet
401 mi
571 mi
BMW 840i Cabrio
Environmental Impact
187.5 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).
140.2 kWh
Porsche 911 Carrera Cabriolet
187.5 kWh
140.2 kWh
BMW 840i Cabrio
Euro 5
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
233 g/km (NEFZ)
CO2 Emissions
193 g/km (WLTP)

Practical Convenience

Porsche 911 Carrera Cabriolet
BMW 840i Cabrio
2
Doors
2
4
No. of Seats
4
305 kg
Maximum Payload
435 kg
135 L
Boot Capacity
350 L
No data
Boot Capacity (Seats Down)
No data