The Comparative Analysis :

BMW 640i Gran Coupé xDrive Steptronic (13 - 14) vs. Porsche 911 Carrera Coupé 4 PDK (08 - 12)

€ 83,300
BMW 640i Gran Coupé xDrive Steptronic (13 - 14) BMW 640i Gran Coupé
€ 95,800
 Porsche 911 Carrera Coupé 4 PDK (08 - 12) Porsche 911 Carrera Coupé 4
€ 83,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 95,800

ⓘ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 57.2 cm longer, 4.2 cm wider and 8.2 cm taller than the Porsche 911 Carrera Coupé 4.
BMW 640i Gran Coupé
Porsche 911 Carrera Coupé 4
1392
Blueprint BMW 640i Gran Coupé xDrive Steptronic (13 - 14)
1894
2081
1310
Blueprint Porsche 911 Carrera Coupé 4 PDK (08 - 12)
1852
2052
1894 mm
Width
1852 mm
2081 mm
Width Incl. Mirrors
2052 mm
1392 mm
Height
1310 mm
Blueprint BMW 640i Gran Coupé xDrive Steptronic (13 - 14)
2968
5007
Blueprint Porsche 911 Carrera Coupé 4 PDK (08 - 12)
2350
4435
5007 mm
Length
4435 mm
2968 mm
Wheelbase
2350 mm

Vehicle Weight

BMW 640i Gran Coupé
Porsche 911 Carrera Coupé 4
1900 kg
Kerb Weight
1575 kg
2430 kg
Gross Vehicle
Weight
1900 kg
BMW 640i Gran Coupé xDrive Steptronic (13 - 14)
Weight Difference:
325 kg
17.11 %
Porsche 911 Carrera Coupé 4 PDK (08 - 12)

General

BMW 640i Gran Coupé
Porsche 911 Carrera Coupé 4
F06
Generation
997
Coupe
Car Body Style
Coupe
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)
Permanent all-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
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
3614 CC
316 bhp
at 5800 rpm
Power
340 bhp
at 6500 rpm
BMW 640i Gran Coupé
316 bhp
340 bhp
Porsche 911 Carrera Coupé 4
450 NM
at 1300 rpm
Max. Torque
390 NM
at 4400 rpm
BMW 640i Gran Coupé
450 NM
390 NM
Porsche 911 Carrera Coupé 4

Performance

BMW 640i Gran Coupé
Porsche 911 Carrera Coupé 4
155 mph
Maximum Speed
175 mph
5.3 sec
Acceleration 0 to 62 mph
4.8 sec
62 mph 62
mph

74 m
0.000 sec

BMW 640i Gran Coupé

62 mph 62
mph

67 m
0.000 sec

Porsche 911 Carrera Coupé 4

▶ REPLAY
6.01 kg/bhp
Weight-to-Power Ratio
4.63 kg/bhp
BMW 640i Gran Coupé
6.01 kg/bhp
4.63 kg/bhp
Porsche 911 Carrera Coupé 4

Fuel Economy / Emissions

BMW 640i Gran Coupé
Porsche 911 Carrera Coupé 4
Fuel Economy
35 mpg
combined
28 mpg
BMW 640i Gran Coupé
35 mpg
28 mpg
Porsche 911 Carrera Coupé 4
25 mpg
city
19 mpg
No data
motorway
40 mpg
Kraftstoffanzeige
70 L
Fuel Tank Capacity
67 L
Kraftstoffanzeige
537 mi
Range
412 mi
BMW 640i Gran Coupé
537 mi
412 mi
Porsche 911 Carrera Coupé 4
Environmental Impact
153.5 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).
191.4 kWh
BMW 640i Gran Coupé
153.5 kWh
191.4 kWh
Porsche 911 Carrera Coupé 4
Euro 6b (NEFZ)
Emission Standard
Euro 5
189 g/km (NEFZ)
CO2 Emissions
237 g/km (NEFZ)

Practical Convenience

BMW 640i Gran Coupé
Porsche 911 Carrera Coupé 4
4
Doors
2
5
No. of Seats
4
530 kg
Maximum Payload
325 kg
460 L
Boot Capacity
105 L
No data
Boot Capacity (Seats Down)
No data