The Comparative Analysis :

BMW 640i Gran Coupé Steptronic (15 - 18) vs. Porsche 911 Carrera Coupé 4 GTS PDK (14 - 15)

€ 84,900
BMW 640i Gran Coupé Steptronic (15 - 18) BMW 640i Gran Coupé
€ 128,800
 Porsche 911 Carrera Coupé 4 GTS PDK (14 - 15) Porsche 911 Carrera Coupé 4 GTS
€ 84,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 128,800

ⓘ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 49.8 cm longer, 4.2 cm wider and 9.6 cm taller than the Porsche 911 Carrera Coupé 4 GTS.
BMW 640i Gran Coupé
Porsche 911 Carrera Coupé 4 GTS
1392
Blueprint BMW 640i Gran Coupé Steptronic (15 - 18)
1894
2081
1296
Blueprint Porsche 911 Carrera Coupé 4 GTS PDK (14 - 15)
1852
1978
1894 mm
Width
1852 mm
2081 mm
Width Incl. Mirrors
1978 mm
1392 mm
Height
1296 mm
Blueprint BMW 640i Gran Coupé Steptronic (15 - 18)
2968
5007
Blueprint Porsche 911 Carrera Coupé 4 GTS PDK (14 - 15)
2450
4509
5007 mm
Length
4509 mm
2968 mm
Wheelbase
2450 mm

Vehicle Weight

BMW 640i Gran Coupé
Porsche 911 Carrera Coupé 4 GTS
1825 kg
Kerb Weight
1565 kg
2360 kg
Gross Vehicle
Weight
1895 kg
BMW 640i Gran Coupé Steptronic (15 - 18)
Weight Difference:
260 kg
14.25 %
Porsche 911 Carrera Coupé 4 GTS PDK (14 - 15)

General

BMW 640i Gran Coupé
Porsche 911 Carrera Coupé 4 GTS
F06
Generation
991
Coupe
Car Body Style
Coupe
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)
Rear-wheel drive
Drive
Permanent all-wheel drive
8-speed automatic transmission
Transmission
7-speed dual clutch transmission

Engine

BMW 640i Gran Coupé
Porsche 911 Carrera Coupé 4 GTS
Straight-six petrol engine with tur­bo­charger
Engine Type
6-cylinder boxer petrol engine (nat­u­ral­ly as­pi­rat­ed engine)
BMW N55
Engine Series
N55-B30
Engine Code
4
Valves
4
6
Cylinders
6
2979 CC
Engine Capacity
3800 CC
316 bhp
at 5800 rpm
Power
424 bhp
at 7500 rpm
BMW 640i Gran Coupé
316 bhp
424 bhp
Porsche 911 Carrera Coupé 4 GTS
450 NM
at 1300 rpm
Max. Torque
440 NM
at 5750 rpm
BMW 640i Gran Coupé
450 NM
440 NM
Porsche 911 Carrera Coupé 4 GTS

Performance

BMW 640i Gran Coupé
Porsche 911 Carrera Coupé 4 GTS
155 mph
Maximum Speed
188 mph
5.4 sec
Acceleration 0 to 62 mph
4 sec
62 mph 62
mph

75 m
0.000 sec

BMW 640i Gran Coupé

62 mph 62
mph

56 m
0.000 sec

Porsche 911 Carrera Coupé 4 GTS

▶ REPLAY
5.78 kg/bhp
Weight-to-Power Ratio
3.69 kg/bhp
BMW 640i Gran Coupé
5.78 kg/bhp
3.69 kg/bhp
Porsche 911 Carrera Coupé 4 GTS

Fuel Economy / Emissions

BMW 640i Gran Coupé
Porsche 911 Carrera Coupé 4 GTS
Fuel Economy
37 mpg
combined
31 mpg
BMW 640i Gran Coupé
37 mpg
31 mpg
Porsche 911 Carrera Coupé 4 GTS
26 mpg
city
23 mpg
No data
motorway
40 mpg
Kraftstoffanzeige
70 L
Fuel Tank Capacity
68 L
Kraftstoffanzeige
572 mi
Range
464 mi
BMW 640i Gran Coupé
572 mi
464 mi
Porsche 911 Carrera Coupé 4 GTS
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).
172.4 kWh
BMW 640i Gran Coupé
144 kWh
172.4 kWh
Porsche 911 Carrera Coupé 4 GTS
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
178 g/km (NEFZ)
CO2 Emissions
212 g/km (NEFZ)

Practical Convenience

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