The Comparative Analysis :

BMW 640i Coupé Steptronic (15 - 17) vs. Porsche 911 Carrera Coupé PDK (19 - ..)

€ 81,900
BMW 640i Coupé Steptronic (15 - 17) BMW 640i Coupé
€ 104,700
 Porsche 911 Carrera Coupé PDK (19 - ..) Porsche 911 Carrera Coupé
€ 81,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 104,700

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The BMW 640i Coupé is considerably bigger in every dimension. It's 14.8 inches longer, 1.7 inches wider and 2.8 inches taller than the Porsche 911 Carrera Coupé.
BMW 640i Coupé
Porsche 911 Carrera Coupé
53.9
Blueprint BMW 640i Coupé Steptronic (15 - 17)
74.6
81.9
51.1
Blueprint Porsche 911 Carrera Coupé PDK (19 - ..)
72.9
79.7
74.6 in
Width
72.9 in
81.9 in
Width Incl. Mirrors
79.7 in
53.9 in
Height
51.1 in
Blueprint BMW 640i Coupé Steptronic (15 - 17)
112.4
192.7
Blueprint Porsche 911 Carrera Coupé PDK (19 - ..)
96.5
177.9
192.7 in
Length
177.9 in
112.4 in
Wheelbase
96.5 in

Vehicle Weight

BMW 640i Coupé
Porsche 911 Carrera Coupé
3880 lb
Curb Weight
3483 lb
4872 lb
Gross Vehicle
Weight
4321 lb
BMW 640i Coupé Steptronic (15 - 17)
Weight Difference:
397 lb
10.23 %
Porsche 911 Carrera Coupé PDK (19 - ..)

General

BMW 640i Coupé
Porsche 911 Carrera Coupé
F13
Generation
992
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
8-speed dual clutch transmission

Engine

BMW 640i Coupé
Porsche 911 Carrera Coupé
Straight-six gasoline engine with tur­bo­charger
Engine Type
6-cylinder boxer gasoline engine with two tur­bo­chargers (bi­turbo)
BMW N55
Engine Series
N55-B30
Engine Code
4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
316 hp
at 5800 rpm
Power
380 hp
at 6500 rpm
BMW 640i Coupé
316 hp
380 hp
Porsche 911 Carrera Coupé
332 lb‑ft
at 1300 rpm
Max. Torque
332 lb‑ft
at 1950 rpm
BMW 640i Coupé
332 lb‑ft
332 lb‑ft
Porsche 911 Carrera Coupé

Performance

BMW 640i Coupé
Porsche 911 Carrera Coupé
155 mph
Maximum Speed
182 mph
5.3 sec
Acceleration 0 to 62 mph
4.2 sec
62 mph 62
mph

243 ft
0.000 sec

BMW 640i Coupé

62 mph 62
mph

190 ft
0.000 sec

Porsche 911 Carrera Coupé

▶ REPLAY
12.28 lb/hp
Weight-to-Power Ratio
9.17 lb/hp
BMW 640i Coupé
12.28 lb/hp
9.17 lb/hp
Porsche 911 Carrera Coupé

Fuel Economy / Emissions

BMW 640i Coupé
Porsche 911 Carrera Coupé
Fuel Economy
31 mpg
combined
26 mpg
BMW 640i Coupé
31 mpg
26 mpg
Porsche 911 Carrera Coupé
22 mpg
city
21 mpg
No data
highway
31 mpg
Kraftstoffanzeige
18.5 gal
Fuel Tank Capacity
16.9 gal
Kraftstoffanzeige
572 mi
Range
442 mi
BMW 640i Coupé
572 mi
442 mi
Porsche 911 Carrera Coupé
Environmental Impact
144 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).
170.4 kWh
BMW 640i Coupé
144 kWh
170.4 kWh
Porsche 911 Carrera Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 6d
285 g/mi (NEFZ)
CO2 Emissions
364 g/mi (WLTP)

Practical Convenience

BMW 640i Coupé
Porsche 911 Carrera Coupé
2
Doors
2
4
No. of Seats
4
992 lb
Maximum Payload
838 lb
13 cu ft
Trunk Volume
3.7 cu ft
No data
Cargo Volume (Seats Down)
No data