The Comparative Analysis :
BMW 640d Coupé Steptronic (11 - 14) vs. Porsche 911 GT3 RS PDK (15 - 17)
€ 78,800

€ 181,700

€ 78,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 181,700
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The BMW 640d Coupé is considerably bigger in every dimension. It's 34.9 cm longer, 1.4 cm wider and 7.8 cm taller than the Porsche 911 GT3 RS.
BMW 640d Coupé
Porsche 911 GT3 RS
1369
1894
2081
1291
1880
1978
1894 mm
Width
1880 mm
2081 mm
Width Incl. Mirrors
1978 mm
1369 mm
Height
1291 mm
2855
4894
2456
4545
4894 mm
Length
4545 mm
2855 mm
Wheelbase
2456 mm
Vehicle Weight
BMW 640d Coupé
Porsche 911 GT3 RS
1790 kg
Kerb Weight
1495 kg
2220 kg
Gross Vehicle
Weight
Weight
1720 kg

Weight Difference:
295 kg
16.48 %

General
BMW 640d Coupé
Porsche 911 GT3 RS
F13
Generation
991
Coupe
Car Body Style
Coupe
Diesel
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 640d Coupé
Porsche 911 GT3 RS
Straight-six diesel engine with two turbochargers (biturbo)
Engine Type
6-cylinder boxer petrol engine (naturally aspirated engine)
BMW N57
Engine Series
N57-D30
Engine Code

4
Valves
4
6
Cylinders
6
2993 CC
Engine Capacity
3996 CC
309 bhp
at 4400 rpm
Power
493 bhp
at 8250 rpm
BMW 640d Coupé
309 bhp
493 bhp
Porsche 911 GT3 RS
630 NM
at 1500 rpm
Max. Torque
460 NM
at 6250 rpm
BMW 640d Coupé
630 NM
460 NM
Porsche 911 GT3 RS
Performance
BMW 640d Coupé
Porsche 911 GT3 RS
155 mph
Maximum Speed
193 mph
5.5 sec
Acceleration 0 to 62 mph
3.3 sec
62 mph
62
mph
mph
76 m
0.000 sec

BMW 640d Coupé
62 mph
62
mph
mph
46 m
0.000 sec

Porsche 911 GT3 RS
▶ REPLAY
5.79 kg/bhp
Weight-to-Power Ratio
3.03 kg/bhp
BMW 640d Coupé
5.79 kg/bhp
3.03 kg/bhp
Porsche 911 GT3 RS
Fuel Economy / Emissions
BMW 640d Coupé
Porsche 911 GT3 RS
Fuel Economy
52 mpg
combined
22 mpg
BMW 640d Coupé
52 mpg
22 mpg
Porsche 911 GT3 RS
43 mpg
city
15 mpg
No data
motorway
32 mpg
70 L
Fuel Tank Capacity
64 L
805 mi
Range
313 mi
BMW 640d Coupé
805 mi
313 mi
Porsche 911 GT3 RS
Environmental Impact
111 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).
240.6 kWh
BMW 640d Coupé
111 kWh
240.6 kWh
Porsche 911 GT3 RS
Euro 5
Emission Standard
Euro 6b (NEFZ)
143 g/km (NEFZ)
CO2 Emissions
296 g/km (NEFZ)
Practical Convenience
BMW 640d Coupé
Porsche 911 GT3 RS
2
Doors
2
4
No. of Seats
4
430 kg
Maximum Payload
225 kg
460 L
Boot Capacity
125 L






No data
Boot Capacity (Seats Down)
No data