The Comparative Analysis :
BMW 550i Gran Turismo xDrive Automatic (10 - 12) vs. BMW 640i Gran Turismo xDrive Steptronic (17 - ..)
€ 79,100

€ 71,500

€ 79,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 71,500
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. The 550i Gran Turismo is 3.7 inches shorter, 0 inches narrower and 0.7 inches taller than the 640i Gran Turismo.
550i Gran Turismo
640i Gran Turismo
61.4
74.8
83.9
60.6
74.9
85
74.8 in
Width
74.9 in
83.9 in
Width Incl. Mirrors
85 in
61.4 in
Height
60.6 in
120.9
196.8
120.9
200.4
196.8 in
Length
200.4 in
120.9 in
Wheelbase
120.9 in
Vehicle Weight
550i Gran Turismo
640i Gran Turismo
4861 lb
Curb Weight
4222 lb
6019 lb
Gross Vehicle
Weight
Weight
5545 lb

Weight Difference:
639 lb
13.14 %

General
550i Gran Turismo
640i Gran Turismo
F07
Generation
G32
Hatchback
Car Body Style
Hatchback
Premium Unleaded
Fuel Type
Premium Unleaded

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

8-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
550i Gran Turismo
640i Gran Turismo
V8 gasoline engine with two turbochargers (biturbo)
Engine Type
Straight-six gasoline engine with turbocharger
BMW N63
Engine Series
BMW B58
N63-B44
Engine Code
B58-B30

4
Valves
4
8
Cylinders
6
4.4 L / 215 cu in
Displacement
3 L / 147 cu in
402 hp
at 5500 rpm
Power
335 hp
at 5500 rpm
550i Gran Turismo
402 hp
335 hp
640i Gran Turismo
443 lb‑ft
at 1750 rpm
Max. Torque
332 lb‑ft
at 1380 rpm
550i Gran Turismo
443 lb‑ft
332 lb‑ft
640i Gran Turismo
Performance
550i Gran Turismo
640i Gran Turismo
155 mph
Maximum Speed
155 mph
5.4 sec
Acceleration 0 to 62 mph
5.2 sec
62 mph
62
mph
mph
246 ft
0.000 sec

550i Gran Turismo
62 mph
62
mph
mph
236 ft
0.000 sec

640i Gran Turismo
▶ REPLAY
12.09 lb/hp
Weight-to-Power Ratio
12.6 lb/hp
550i Gran Turismo
12.09 lb/hp
12.6 lb/hp
640i Gran Turismo
Fuel Economy / Emissions
550i Gran Turismo
640i Gran Turismo
Fuel Economy
20 mpg
combined
31 mpg
550i Gran Turismo
20 mpg
31 mpg
640i Gran Turismo
14 mpg
city
25 mpg
No data
highway
No data
18.5 gal
Fuel Tank Capacity
18 gal
368 mi
Range
556 mi
550i Gran Turismo
368 mi
556 mi
640i Gran Turismo
Environmental Impact
223.5 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).
144 kWh
550i Gran Turismo
223.5 kWh
144 kWh
640i Gran Turismo
Euro 5
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
443 g/mi (NEFZ)
CO2 Emissions
323 g/mi (WLTP)
Practical Convenience
550i Gran Turismo
640i Gran Turismo
5
Doors
5
5
No. of Seats
5
1157 lb
Maximum Payload
1323 lb
12.5 cu ft
Trunk Volume
17.3 cu ft










48.1 cu ft
Cargo Volume (Seats Down)
51 cu ft