The Comparative Analysis :

BMW 640d Coupé xDrive Steptronic (15 - 17) vs. Porsche 911 Carrera Coupé 4S PDK (08 - 12)

€ 89,500
BMW 640d Coupé xDrive Steptronic (15 - 17) BMW 640d Coupé
€ 108,900
 Porsche 911 Carrera Coupé 4S PDK (08 - 12) Porsche 911 Carrera Coupé 4S
€ 89,500
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 108,900

ⓘ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, 1.7 inches wider and 2.7 inches taller than the Porsche 911 Carrera Coupé 4S.
BMW 640d Coupé
Porsche 911 Carrera Coupé 4S
53.9
Blueprint BMW 640d Coupé xDrive Steptronic (15 - 17)
74.6
81.9
51.2
Blueprint Porsche 911 Carrera Coupé 4S PDK (08 - 12)
72.9
80.8
74.6 in
Width
72.9 in
81.9 in
Width Incl. Mirrors
80.8 in
53.9 in
Height
51.2 in
Blueprint BMW 640d Coupé xDrive Steptronic (15 - 17)
112.4
192.7
Blueprint Porsche 911 Carrera Coupé 4S PDK (08 - 12)
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 4S
4123 lb
Curb Weight
3494 lb
5104 lb
Gross Vehicle
Weight
4211 lb
BMW 640d Coupé xDrive Steptronic (15 - 17)
Weight Difference:
628 lb
15.23 %
Porsche 911 Carrera Coupé 4S PDK (08 - 12)

General

BMW 640d Coupé
Porsche 911 Carrera Coupé 4S
F13
Generation
997
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Premium Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)
8-speed automatic transmission
Transmission
7-speed dual clutch transmission

Engine

BMW 640d Coupé
Porsche 911 Carrera Coupé 4S
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
3.8 L / 186 cu in
309 hp
at 4400 rpm
Power
380 hp
at 6500 rpm
BMW 640d Coupé
309 hp
380 hp
Porsche 911 Carrera Coupé 4S
465 lb‑ft
at 1500 rpm
Max. Torque
310 lb‑ft
at 4400 rpm
BMW 640d Coupé
465 lb‑ft
310 lb‑ft
Porsche 911 Carrera Coupé 4S

Performance

BMW 640d Coupé
Porsche 911 Carrera Coupé 4S
155 mph
Maximum Speed
183 mph
5.1 sec
Acceleration 0 to 62 mph
4.5 sec
62 mph 62
mph

233 ft
0.000 sec

BMW 640d Coupé

62 mph 62
mph

207 ft
0.000 sec

Porsche 911 Carrera Coupé 4S

▶ REPLAY
13.34 lb/hp
Weight-to-Power Ratio
9.19 lb/hp
BMW 640d Coupé
13.34 lb/hp
9.19 lb/hp
Porsche 911 Carrera Coupé 4S

Fuel Economy / Emissions

BMW 640d Coupé
Porsche 911 Carrera Coupé 4S
Fuel Economy
42 mpg
combined
22 mpg
BMW 640d Coupé
42 mpg
22 mpg
Porsche 911 Carrera Coupé 4S
36 mpg
city
15 mpg
No data
highway
32 mpg
Kraftstoffanzeige
18.5 gal
Fuel Tank Capacity
17.7 gal
Kraftstoffanzeige
777 mi
Range
396 mi
BMW 640d Coupé
777 mi
396 mi
Porsche 911 Carrera Coupé 4S
Environmental Impact
115.2 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).
198.9 kWh
BMW 640d Coupé
115.2 kWh
198.9 kWh
Porsche 911 Carrera Coupé 4S
Euro 6b (NEFZ)
Emission Standard
Euro 5
240 g/mi (NEFZ)
CO2 Emissions
398 g/mi (NEFZ)

Practical Convenience

BMW 640d Coupé
Porsche 911 Carrera Coupé 4S
2
Doors
2
4
No. of Seats
4
981 lb
Maximum Payload
717 lb
13 cu ft
Trunk Volume
3 cu ft
No data
Cargo Volume (Seats Down)
No data