The Comparative Analysis :

BMW 650i Coupé xDrive Steptronic (13 - 14) vs. Porsche 911 GT2 RS PDK (17 - 18)

€ 90,700
BMW 650i Coupé xDrive Steptronic (13 - 14) BMW 650i Coupé
€ 285,200
 Porsche 911 GT2 RS PDK (17 - 18) Porsche 911 GT2 RS
€ 90,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 285,200

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

Vehicle Dimensions

The BMW 650i Coupé is considerably bigger in every dimension. It's 13.6 inches longer, 0.6 inches wider and 2.8 inches taller than the Porsche 911 GT2 RS.
BMW 650i Coupé
Porsche 911 GT2 RS
53.9
Blueprint BMW 650i Coupé xDrive Steptronic (13 - 14)
74.6
81.9
51.1
Blueprint Porsche 911 GT2 RS PDK (17 - 18)
74
77.9
74.6 in
Width
74 in
81.9 in
Width Incl. Mirrors
77.9 in
53.9 in
Height
51.1 in
Blueprint BMW 650i Coupé xDrive Steptronic (13 - 14)
112.4
192.7
Blueprint Porsche 911 GT2 RS PDK (17 - 18)
96.6
179.1
192.7 in
Length
179.1 in
112.4 in
Wheelbase
96.6 in

Vehicle Weight

BMW 650i Coupé
Porsche 911 GT2 RS
4233 lb
Curb Weight
3406 lb
5181 lb
Gross Vehicle
Weight
4034 lb
BMW 650i Coupé xDrive Steptronic (13 - 14)
Weight Difference:
827 lb
19.54 %
Porsche 911 GT2 RS PDK (17 - 18)

General

BMW 650i Coupé
Porsche 911 GT2 RS
F13
Generation
991
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
7-speed dual clutch transmission

Engine

BMW 650i Coupé
Porsche 911 GT2 RS
V8 gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
6-cylinder boxer gasoline engine with two tur­bo­chargers (bi­turbo)
BMW N63
Engine Series
N63-B44
Engine Code
4
Valves
4
8
Cylinders
6
4.4 L / 215 cu in
Displacement
3.8 L / 186 cu in
444 hp
at 5500 rpm
Power
690 hp
at 7000 rpm
BMW 650i Coupé
444 hp
690 hp
Porsche 911 GT2 RS
479 lb‑ft
at 2000 rpm
Max. Torque
553 lb‑ft
at 2500 rpm
BMW 650i Coupé
479 lb‑ft
553 lb‑ft
Porsche 911 GT2 RS

Performance

BMW 650i Coupé
Porsche 911 GT2 RS
155 mph
Maximum Speed
211 mph
4.8 sec
Acceleration 0 to 62 mph
2.8 sec
62 mph 62
mph

220 ft
0.000 sec

BMW 650i Coupé

62 mph 62
mph

128 ft
0.000 sec

Porsche 911 GT2 RS

▶ REPLAY
9.53 lb/hp
Weight-to-Power Ratio
4.94 lb/hp
BMW 650i Coupé
9.53 lb/hp
4.94 lb/hp
Porsche 911 GT2 RS

Fuel Economy / Emissions

BMW 650i Coupé
Porsche 911 GT2 RS
Fuel Economy
26 mpg
combined
20 mpg
BMW 650i Coupé
26 mpg
20 mpg
Porsche 911 GT2 RS
19 mpg
city
13 mpg
No data
highway
29 mpg
Kraftstoffanzeige
18.5 gal
Fuel Tank Capacity
16.9 gal
Kraftstoffanzeige
478 mi
Range
337 mi
BMW 650i Coupé
478 mi
337 mi
Porsche 911 GT2 RS
Environmental Impact
172.4 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).
223.5 kWh
BMW 650i Coupé
172.4 kWh
223.5 kWh
Porsche 911 GT2 RS
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
343 g/mi (NEFZ)
CO2 Emissions
433 g/mi (NEFZ)

Practical Convenience

BMW 650i Coupé
Porsche 911 GT2 RS
2
Doors
2
4
No. of Seats
2
948 lb
Maximum Payload
628 lb
13 cu ft
Trunk Volume
3.3 cu ft
No data
Cargo Volume (Seats Down)
No data