The Comparative Analysis :
BMW 640d Coupé xDrive Steptronic (12 - 14) vs. Porsche 911 Carrera Coupé (08 - 11)
€ 82,200

€ 85,500

€ 82,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 85,500
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The BMW 640d Coupé is significantly bigger in every dimension. It's 18.1 inches longer, 3.4 inches wider and 2.3 inches taller than the Porsche 911 Carrera Coupé.
BMW 640d Coupé
Porsche 911 Carrera Coupé
53.9
74.6
81.9
51.6
71.2
79.1
74.6 in
Width
71.2 in
81.9 in
Width Incl. Mirrors
79.1 in
53.9 in
Height
51.6 in
112.4
192.7
92.5
174.6
192.7 in
Length
174.6 in
112.4 in
Wheelbase
92.5 in
Vehicle Weight
BMW 640d Coupé
Porsche 911 Carrera Coupé
4123 lb
Curb Weight
3285 lb
5093 lb
Gross Vehicle
Weight
Weight
4012 lb

Weight Difference:
838 lb
20.33 %

General
BMW 640d Coupé
Porsche 911 Carrera Coupé
F13
Generation
997
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Premium Unleaded

Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive

8-speed automatic transmission
Transmission
6-speed manual transmission
Engine
BMW 640d Coupé
Porsche 911 Carrera Coupé
Straight-six diesel engine with two turbochargers (biturbo)
Engine Type
6-cylinder boxer gasoline engine (naturally aspirated engine)
BMW N57
Engine Series
N57-D30
Engine Code

4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3.6 L / 176 cu in
309 hp
at 4400 rpm
Power
340 hp
at 6500 rpm
BMW 640d Coupé
309 hp
340 hp
Porsche 911 Carrera Coupé
465 lb‑ft
at 1500 rpm
Max. Torque
288 lb‑ft
at 4400 rpm
BMW 640d Coupé
465 lb‑ft
288 lb‑ft
Porsche 911 Carrera Coupé
Performance
BMW 640d Coupé
Porsche 911 Carrera Coupé
155 mph
Maximum Speed
180 mph
5.2 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
236 ft
0.000 sec

BMW 640d Coupé
62 mph
62
mph
mph
223 ft
0.000 sec

Porsche 911 Carrera Coupé
▶ REPLAY
13.34 lb/hp
Weight-to-Power Ratio
9.66 lb/hp
BMW 640d Coupé
13.34 lb/hp
9.66 lb/hp
Porsche 911 Carrera Coupé
Fuel Economy / Emissions
BMW 640d Coupé
Porsche 911 Carrera Coupé
Fuel Economy
41 mpg
combined
23 mpg
BMW 640d Coupé
41 mpg
23 mpg
Porsche 911 Carrera Coupé
34 mpg
city
15 mpg
No data
highway
33 mpg
18.5 gal
Fuel Tank Capacity
16.9 gal
763 mi
Range
386 mi
BMW 640d Coupé
763 mi
386 mi
Porsche 911 Carrera Coupé
Environmental Impact
117.3 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).
195.2 kWh
BMW 640d Coupé
117.3 kWh
195.2 kWh
Porsche 911 Carrera Coupé
Euro 5
Emission Standard
Euro 5
240 g/mi (NEFZ)
CO2 Emissions
389 g/mi (NEFZ)
Practical Convenience
BMW 640d Coupé
Porsche 911 Carrera Coupé
2
Doors
2
4
No. of Seats
4
970 lb
Maximum Payload
728 lb
13 cu ft
Trunk Volume
3.8 cu ft






No data
Cargo Volume (Seats Down)
No data