The Comparative Analysis :
BMW 640i Gran Turismo Steptronic (17 - ..) vs. BMW 550i Gran Turismo Steptronic (13 - 17)
€ 68,900

€ 75,900

€ 68,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 75,900
ⓘ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 640i Gran Turismo is 8.7 cm longer, 0.1 cm wider and 2.1 cm lower than the 550i Gran Turismo.
640i Gran Turismo
550i Gran Turismo
1538
1902
2158
1559
1901
2132
1902 mm
Width
1901 mm
2158 mm
Width Incl. Mirrors
2132 mm
1538 mm
Height
1559 mm
3070
5091
3070
5004
5091 mm
Length
5004 mm
3070 mm
Wheelbase
3070 mm
Vehicle Weight
640i Gran Turismo
550i Gran Turismo
1845 kg
Kerb Weight
2145 kg
2460 kg
Gross Vehicle
Weight
Weight
2670 kg

Weight Difference:
300 kg
13.99 %

General
640i Gran Turismo
550i Gran Turismo
G32
Generation
F07
Hatchback
Car Body Style
Hatchback
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)

Rear-wheel drive
Drive
Rear-wheel drive

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

4
Valves
4
6
Cylinders
8
2998 CC
Engine Capacity
4395 CC
335 bhp
at 5500 rpm
Power
444 bhp
at 5500 rpm
640i Gran Turismo
335 bhp
444 bhp
550i Gran Turismo
450 NM
at 1380 rpm
Max. Torque
650 NM
at 2000 rpm
640i Gran Turismo
450 NM
650 NM
550i Gran Turismo
Performance
640i Gran Turismo
550i Gran Turismo
155 mph
Maximum Speed
155 mph
5.4 sec
Acceleration 0 to 62 mph
5 sec
62 mph
62
mph
mph
75 m
0.000 sec

640i Gran Turismo
62 mph
62
mph
mph
69 m
0.000 sec

550i Gran Turismo
▶ REPLAY
5.51 kg/bhp
Weight-to-Power Ratio
4.83 kg/bhp
640i Gran Turismo
5.51 kg/bhp
4.83 kg/bhp
550i Gran Turismo
Fuel Economy / Emissions
640i Gran Turismo
550i Gran Turismo
Fuel Economy
40 mpg
combined
31 mpg
640i Gran Turismo
40 mpg
31 mpg
550i Gran Turismo
29 mpg
city
23 mpg
No data
motorway
No data
68 L
Fuel Tank Capacity
70 L
595 mi
Range
473 mi
640i Gran Turismo
595 mi
473 mi
550i Gran Turismo
Environmental Impact
134.5 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).
174.3 kWh
640i Gran Turismo
134.5 kWh
174.3 kWh
550i Gran Turismo
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 6b (NEFZ)
197 g/km (WLTP)
CO2 Emissions
214 g/km (NEFZ)
Practical Convenience
640i Gran Turismo
550i Gran Turismo
5
Doors
5
5
No. of Seats
5
615 kg
Maximum Payload
525 kg
610 L
Boot Capacity
500 L










1800 L
Boot Capacity (Seats Down)
1700 L