The Comparative Analysis :
BMW 840i Gran Coupé Steptronic (19 - ..) vs. Porsche 911 Carrera Coupé S PDK (12 - 15)
€ 91,500

€ 122,900

€ 91,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 122,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The BMW 840i Gran Coupé is significantly bigger in every dimension. It's 59.1 cm longer, 12.4 cm wider and 11.2 cm taller than the Porsche 911 Carrera Coupé S.
BMW 840i Gran Coupé
Porsche 911 Carrera Coupé S
1407
1932
2137
1295
1808
1978
1932 mm
Width
1808 mm
2137 mm
Width Incl. Mirrors
1978 mm
1407 mm
Height
1295 mm
3023
5082
2450
4491
5082 mm
Length
4491 mm
3023 mm
Wheelbase
2450 mm
Vehicle Weight
BMW 840i Gran Coupé
Porsche 911 Carrera Coupé S
1875 kg
Kerb Weight
1490 kg
2435 kg
Gross Vehicle
Weight
Weight
1850 kg

Weight Difference:
385 kg
20.53 %

General
BMW 840i Gran Coupé
Porsche 911 Carrera Coupé S
G16
Generation
991
Coupe
Car Body Style
Coupe
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)

Rear-wheel drive
Drive
Rear-wheel drive

8-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
BMW 840i Gran Coupé
Porsche 911 Carrera Coupé S
Straight-six petrol engine with turbocharger
Engine Type
6-cylinder boxer petrol engine (naturally aspirated engine)
BMW B58
Engine Series
B58-B30
Engine Code

4
Valves
4
6
Cylinders
6
2998 CC
Engine Capacity
3800 CC
335 bhp
at 5000 rpm
Power
424 bhp
at 7500 rpm
BMW 840i Gran Coupé
335 bhp
424 bhp
Porsche 911 Carrera Coupé S
500 NM
at 1600 rpm
Max. Torque
440 NM
at 5750 rpm
BMW 840i Gran Coupé
500 NM
440 NM
Porsche 911 Carrera Coupé S
Performance
BMW 840i Gran Coupé
Porsche 911 Carrera Coupé S
155 mph
Maximum Speed
190 mph
5.2 sec
Acceleration 0 to 62 mph
4.2 sec
62 mph
62
mph
mph
72 m
0.000 sec

BMW 840i Gran Coupé
62 mph
62
mph
mph
58 m
0.000 sec

Porsche 911 Carrera Coupé S
▶ REPLAY
5.6 kg/bhp
Weight-to-Power Ratio
3.51 kg/bhp
BMW 840i Gran Coupé
5.6 kg/bhp
3.51 kg/bhp
Porsche 911 Carrera Coupé S
Fuel Economy / Emissions
BMW 840i Gran Coupé
Porsche 911 Carrera Coupé S
Fuel Economy
39 mpg
combined
32 mpg
BMW 840i Gran Coupé
39 mpg
32 mpg
Porsche 911 Carrera Coupé S
32 mpg
city
23 mpg
No data
motorway
42 mpg
68 L
Fuel Tank Capacity
64 L
587 mi
Range
457 mi
BMW 840i Gran Coupé
587 mi
457 mi
Porsche 911 Carrera Coupé S
Environmental Impact
136.5 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).
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 840i Gran Coupé
136.5 kWh
164.8 kWh
Porsche 911 Carrera Coupé S
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 5 / Euro 6
192 g/km (WLTP)
CO2 Emissions
205 g/km (NEFZ)
Practical Convenience
BMW 840i Gran Coupé
Porsche 911 Carrera Coupé S
4
Doors
2
5
No. of Seats
4
560 kg
Maximum Payload
360 kg
440 L
Boot Capacity
145 L






No data
Boot Capacity (Seats Down)
No data