The Comparative Analysis :
BMW 640i Coupé xDrive Steptronic (13 - 14) vs. BMW M6 Coupé SMG (05 - 10)
€ 78,700
€ 116,200
€ 78,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 116,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ a little. The 640i Coupé is 2.3 cm longer, 3.9 cm wider and 0.8 cm lower than the M6 Coupé.
640i Coupé
M6 Coupé
1369
1894
2081
1377
1855
2036
1894 mm
Width
1855 mm
2081 mm
Width Incl. Mirrors
2036 mm
1369 mm
Height
1377 mm
2855
4894
2781
4871
4894 mm
Length
4871 mm
2855 mm
Wheelbase
2781 mm
Vehicle Weight
640i Coupé
M6 Coupé
1840 kg
Kerb Weight
1785 kg
2255 kg
Gross Vehicle
Weight
Weight
2200 kg
Weight Difference:
55 kg
2.99 %
General
640i Coupé
M6 Coupé
F13
Generation
E63
Coupe
Car Body Style
Coupe
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)
Permanent all-wheel drive
Drive
Rear-wheel drive
8-speed automatic transmission
Transmission
7-speed automated manual transmission (AMT)
Engine
640i Coupé
M6 Coupé
Straight-six petrol engine with turbocharger
Engine Type
V10 petrol engine (naturally aspirated engine)
BMW N55
Engine Series
BMW S85
N55-B30
Engine Code
S85-B50
4
Valves
4
6
Cylinders
10
2979 CC
Engine Capacity
4999 CC
316 bhp
at 5800 rpm
Power
500 bhp
at 7750 rpm
640i Coupé
316 bhp
500 bhp
M6 Coupé
450 NM
at 1300 rpm
Max. Torque
520 NM
at 6100 rpm
640i Coupé
450 NM
520 NM
M6 Coupé
Performance
640i Coupé
M6 Coupé
155 mph
Maximum Speed
155 mph
5.2 sec
Acceleration 0 to 62 mph
4.6 sec
62 mph
62
mph
mph
72 m
0.000 sec
640i Coupé
62 mph
62
mph
mph
64 m
0.000 sec
M6 Coupé
▶ REPLAY
5.82 kg/bhp
Weight-to-Power Ratio
3.57 kg/bhp
640i Coupé
5.82 kg/bhp
3.57 kg/bhp
M6 Coupé
Fuel Economy / Emissions
640i Coupé
M6 Coupé
Fuel Economy
35 mpg
combined
20 mpg
640i Coupé
35 mpg
20 mpg
M6 Coupé
25 mpg
city
13 mpg
No data
motorway
No data
70 L
Fuel Tank Capacity
70 L
537 mi
Range
304 mi
640i Coupé
537 mi
304 mi
M6 Coupé
Environmental Impact
153.5 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).
270.9 kWh
640i Coupé
153.5 kWh
270.9 kWh
M6 Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 4
188 g/km (NEFZ)
CO2 Emissions
342 g/km (NEFZ)
Practical Convenience
640i Coupé
M6 Coupé
2
Doors
2
4
No. of Seats
4
415 kg
Maximum Payload
415 kg
460 L
Boot Capacity
450 L
No data
Boot Capacity (Seats Down)
No data
