The Comparative Analysis :
BMW 640d Coupé Steptronic (11 - 14) vs. Porsche 911 Carrera Coupé 4S (16 - 18)
€ 78,800
€ 119,500
€ 78,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 119,500
ⓘ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 15.6 inches longer, 1.7 inches wider and 2.8 inches taller than the Porsche 911 Carrera Coupé 4S.
BMW 640d Coupé
Porsche 911 Carrera Coupé 4S
53.9
74.6
81.9
51.1
72.9
77.9
74.6 in
Width
72.9 in
81.9 in
Width Incl. Mirrors
77.9 in
53.9 in
Height
51.1 in
112.4
192.7
96.5
177.1
192.7 in
Length
177.1 in
112.4 in
Wheelbase
96.5 in
Vehicle Weight
BMW 640d Coupé
Porsche 911 Carrera Coupé 4S
3946 lb
Curb Weight
3450 lb
4894 lb
Gross Vehicle
Weight
Weight
4299 lb
Weight Difference:
496 lb
12.57 %
General
BMW 640d Coupé
Porsche 911 Carrera Coupé 4S
F13
Generation
991
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Premium Unleaded

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

8-speed automatic transmission
Transmission
7-speed manual 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 with two turbochargers (biturbo)
BMW N57
Engine Series
N57-D30
Engine Code

4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
309 hp
at 4400 rpm
Power
414 hp
at 6500 rpm
BMW 640d Coupé
309 hp
414 hp
Porsche 911 Carrera Coupé 4S
465 lb‑ft
at 1500 rpm
Max. Torque
369 lb‑ft
at 1700 rpm
BMW 640d Coupé
465 lb‑ft
369 lb‑ft
Porsche 911 Carrera Coupé 4S
Performance
BMW 640d Coupé
Porsche 911 Carrera Coupé 4S
155 mph
Maximum Speed
190 mph
5.5 sec
Acceleration 0 to 62 mph
4.2 sec
62 mph
62
mph
mph
249 ft
0.000 sec
BMW 640d Coupé
62 mph
62
mph
mph
190 ft
0.000 sec
Porsche 911 Carrera Coupé 4S
▶ REPLAY
12.77 lb/hp
Weight-to-Power Ratio
8.33 lb/hp
BMW 640d Coupé
12.77 lb/hp
8.33 lb/hp
Porsche 911 Carrera Coupé 4S
Fuel Economy / Emissions
BMW 640d Coupé
Porsche 911 Carrera Coupé 4S
Fuel Economy
44 mpg
combined
26 mpg
BMW 640d Coupé
44 mpg
26 mpg
Porsche 911 Carrera Coupé 4S
36 mpg
city
19 mpg
No data
highway
35 mpg
18.5 gal
Fuel Tank Capacity
18 gal
805 mi
Range
475 mi
BMW 640d Coupé
805 mi
475 mi
Porsche 911 Carrera Coupé 4S
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).
168.7 kWh
BMW 640d Coupé
111 kWh
168.7 kWh
Porsche 911 Carrera Coupé 4S
Euro 5
Emission Standard
Euro 6c (NEFZ) 36ZA-ZF
230 g/mi (NEFZ)
CO2 Emissions
328 g/mi (NEFZ)
Practical Convenience
BMW 640d Coupé
Porsche 911 Carrera Coupé 4S
2
Doors
2
4
No. of Seats
4
948 lb
Maximum Payload
849 lb
13 cu ft
Trunk Volume
3.5 cu ft






No data
Cargo Volume (Seats Down)
No data





















