The Comparative Analysis :
Porsche 911 Carrera Coupé 4S PDK (16 - 18) vs. BMW 640i Gran Coupé xDrive Steptronic (13 - 14)
€ 123,000

€ 83,300

€ 123,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 83,300
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Porsche 911 Carrera Coupé 4S is significantly smaller in every dimension. It's 50.8 cm shorter, 4.2 cm narrower and 9.4 cm lower than the BMW 640i Gran Coupé.
Porsche 911 Carrera Coupé 4S
BMW 640i Gran Coupé
1298
1852
1978
1392
1894
2081
1852 mm
Width
1894 mm
1978 mm
Width Incl. Mirrors
2081 mm
1298 mm
Height
1392 mm
2450
4499
2968
5007
4499 mm
Length
5007 mm
2450 mm
Wheelbase
2968 mm
Vehicle Weight
Porsche 911 Carrera Coupé 4S
BMW 640i Gran Coupé
1585 kg
Kerb Weight
1900 kg
1965 kg
Gross Vehicle
Weight
Weight
2430 kg

Weight Difference:
315 kg
16.58 %

General
Porsche 911 Carrera Coupé 4S
BMW 640i Gran Coupé
991
Generation
F06
Coupe
Car Body Style
Coupe
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)

Permanent all-wheel drive
Drive
Permanent all-wheel drive

7-speed dual clutch transmission
Transmission
8-speed automatic transmission
Engine
Porsche 911 Carrera Coupé 4S
BMW 640i Gran Coupé
6-cylinder boxer petrol engine with two turbochargers (biturbo)
Engine Type
Straight-six petrol engine with turbocharger
Engine Series
BMW N55
Engine Code
N55-B30

4
Valves
4
6
Cylinders
6
2981 CC
Engine Capacity
2979 CC
414 bhp
at 6500 rpm
Power
316 bhp
at 5800 rpm
Porsche 911 Carrera Coupé 4S
414 bhp
316 bhp
BMW 640i Gran Coupé
500 NM
at 1700 rpm
Max. Torque
450 NM
at 1300 rpm
Porsche 911 Carrera Coupé 4S
500 NM
450 NM
BMW 640i Gran Coupé
Performance
Porsche 911 Carrera Coupé 4S
BMW 640i Gran Coupé
188 mph
Maximum Speed
155 mph
4 sec
Acceleration 0 to 62 mph
5.3 sec
62 mph
62
mph
mph
56 m
0.000 sec

Porsche 911 Carrera Coupé 4S
62 mph
62
mph
mph
74 m
0.000 sec

BMW 640i Gran Coupé
▶ REPLAY
3.83 kg/bhp
Weight-to-Power Ratio
6.01 kg/bhp
Porsche 911 Carrera Coupé 4S
3.83 kg/bhp
6.01 kg/bhp
BMW 640i Gran Coupé
Fuel Economy / Emissions
Porsche 911 Carrera Coupé 4S
BMW 640i Gran Coupé
Fuel Economy
36 mpg
combined
35 mpg
Porsche 911 Carrera Coupé 4S
36 mpg
35 mpg
BMW 640i Gran Coupé
27 mpg
city
25 mpg
43 mpg
motorway
No data
68 L
Fuel Tank Capacity
70 L
535 mi
Range
537 mi
Porsche 911 Carrera Coupé 4S
535 mi
537 mi
BMW 640i Gran Coupé
Environmental Impact
149.7 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).
153.5 kWh
Porsche 911 Carrera Coupé 4S
149.7 kWh
153.5 kWh
BMW 640i Gran Coupé
Euro 6c (NEFZ) 36ZA-ZF
Emission Standard
Euro 6b (NEFZ)
180 g/km (NEFZ)
CO2 Emissions
189 g/km (NEFZ)
Practical Convenience
Porsche 911 Carrera Coupé 4S
BMW 640i Gran Coupé
2
Doors
4
4
No. of Seats
5
380 kg
Maximum Payload
530 kg
125 L
Boot Capacity
460 L






No data
Boot Capacity (Seats Down)
No data