The Comparative Analysis :

BMW 640i Gran Coupé Steptronic (15 - 18) vs. Porsche 911 Carrera Coupé S PDK (15 - 18)

€ 84,900
BMW 640i Gran Coupé Steptronic (15 - 18) BMW 640i Gran Coupé
€ 115,600
 Porsche 911 Carrera Coupé S PDK (15 - 18) Porsche 911 Carrera Coupé S
€ 84,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 115,600

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

Vehicle Dimensions

The BMW 640i Gran Coupé is significantly bigger in every dimension. It's 50.8 cm longer, 8.6 cm wider and 9.7 cm taller than the Porsche 911 Carrera Coupé S.
BMW 640i Gran Coupé
Porsche 911 Carrera Coupé S
1392
Blueprint BMW 640i Gran Coupé Steptronic (15 - 18)
1894
2081
1295
Blueprint Porsche 911 Carrera Coupé S PDK (15 - 18)
1808
1978
1894 mm
Width
1808 mm
2081 mm
Width Incl. Mirrors
1978 mm
1392 mm
Height
1295 mm
Blueprint BMW 640i Gran Coupé Steptronic (15 - 18)
2968
5007
Blueprint Porsche 911 Carrera Coupé S PDK (15 - 18)
2450
4499
5007 mm
Length
4499 mm
2968 mm
Wheelbase
2450 mm

Vehicle Weight

BMW 640i Gran Coupé
Porsche 911 Carrera Coupé S
1825 kg
Kerb Weight
1535 kg
2360 kg
Gross Vehicle
Weight
1915 kg
BMW 640i Gran Coupé Steptronic (15 - 18)
Weight Difference:
290 kg
15.89 %
Porsche 911 Carrera Coupé S PDK (15 - 18)

General

BMW 640i Gran Coupé
Porsche 911 Carrera Coupé S
F06
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 640i Gran Coupé
Porsche 911 Carrera Coupé S
Straight-six petrol engine with tur­bo­charger
Engine Type
6-cylinder boxer petrol engine with two tur­bo­chargers (bi­turbo)
BMW N55
Engine Series
N55-B30
Engine Code
4
Valves
4
6
Cylinders
6
2979 CC
Engine Capacity
2981 CC
316 bhp
at 5800 rpm
Power
414 bhp
at 6500 rpm
BMW 640i Gran Coupé
316 bhp
414 bhp
Porsche 911 Carrera Coupé S
450 NM
at 1300 rpm
Max. Torque
500 NM
at 1700 rpm
BMW 640i Gran Coupé
450 NM
500 NM
Porsche 911 Carrera Coupé S

Performance

BMW 640i Gran Coupé
Porsche 911 Carrera Coupé S
155 mph
Maximum Speed
190 mph
5.4 sec
Acceleration 0 to 62 mph
4.1 sec
62 mph 62
mph

75 m
0.000 sec

BMW 640i Gran Coupé

62 mph 62
mph

57 m
0.000 sec

Porsche 911 Carrera Coupé S

▶ REPLAY
5.78 kg/bhp
Weight-to-Power Ratio
3.71 kg/bhp
BMW 640i Gran Coupé
5.78 kg/bhp
3.71 kg/bhp
Porsche 911 Carrera Coupé S

Fuel Economy / Emissions

BMW 640i Gran Coupé
Porsche 911 Carrera Coupé S
Fuel Economy
37 mpg
combined
37 mpg
BMW 640i Gran Coupé
37 mpg
37 mpg
Porsche 911 Carrera Coupé S
26 mpg
city
28 mpg
No data
motorway
44 mpg
Kraftstoffanzeige
70 L
Fuel Tank Capacity
64 L
Kraftstoffanzeige
572 mi
Range
516 mi
BMW 640i Gran Coupé
572 mi
516 mi
Porsche 911 Carrera Coupé S
Environmental Impact
144 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).
145.8 kWh
BMW 640i Gran Coupé
144 kWh
145.8 kWh
Porsche 911 Carrera Coupé S
Euro 6b (NEFZ)
Emission Standard
Euro 6c (NEFZ) 36ZA-ZF
178 g/km (NEFZ)
CO2 Emissions
174 g/km (NEFZ)

Practical Convenience

BMW 640i Gran Coupé
Porsche 911 Carrera Coupé S
4
Doors
2
5
No. of Seats
4
535 kg
Maximum Payload
380 kg
460 L
Boot Capacity
145 L
No data
Boot Capacity (Seats Down)
No data