The Comparative Analysis :

BMW M6 Convertible Competition M DKG (15 - 18) vs. BMW 650i Convertible Steptronic (15 - 18)

€ 148,300
BMW M6 Convertible Competition M DKG (15 - 18) M6 Cabrio
€ 103,300
 BMW 650i Convertible Steptronic (15 - 18) 650i Cabrio
€ 148,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 103,300

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

Vehicle Dimensions

Тhere is barely any difference in dimensions between the two vehicles. The M6 Cabrio is just 0.2 inches longer, 0.2 inches wider and 0.3 inches lower than the 650i Cabrio.
M6 Cabrio
650i Cabrio
53.5
Blueprint BMW M6 Convertible Competition M DKG (15 - 18)
74.8
82.9
53.7
Blueprint BMW 650i Convertible Steptronic (15 - 18)
74.6
81.9
74.8 in
Width
74.6 in
82.9 in
Width Incl. Mirrors
81.9 in
53.5 in
Height
53.7 in
Blueprint BMW M6 Convertible Competition M DKG (15 - 18)
112.2
192.8
Blueprint BMW 650i Convertible Steptronic (15 - 18)
112.4
192.7
192.8 in
Length
192.7 in
112.2 in
Wheelbase
112.4 in

Vehicle Weight

M6 Cabrio
650i Cabrio
4530 lb
Curb Weight
4420 lb
5313 lb
Gross Vehicle
Weight
5346 lb
BMW M6 Convertible Competition M DKG (15 - 18)
Weight Difference:
110 lb
2.43 %
BMW 650i Convertible Steptronic (15 - 18)

General

M6 Cabrio
650i Cabrio
F12
Generation
F12
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
7-speed dual clutch transmission
Transmission
8-speed automatic transmission

Engine

M6 Cabrio
650i Cabrio
V8 gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
V8 gasoline engine with two tur­bo­chargers (bi­turbo)
BMW S63
Engine Series
BMW N63
S63-B44
Engine Code
N63-B44
4
Valves
4
8
Cylinders
8
4.4 L / 215 cu in
Displacement
4.4 L / 215 cu in
592 hp
at 6000 rpm
Power
444 hp
at 5500 rpm
M6 Cabrio
592 hp
444 hp
650i Cabrio
516 lb‑ft
at 1500 rpm
Max. Torque
479 lb‑ft
at 2000 rpm
M6 Cabrio
516 lb‑ft
479 lb‑ft
650i Cabrio

Performance

M6 Cabrio
650i Cabrio
155 mph
Maximum Speed
155 mph
4 sec
Acceleration 0 to 62 mph
4.6 sec
62 mph 62
mph

184 ft
0.000 sec

M6 Cabrio

62 mph 62
mph

210 ft
0.000 sec

650i Cabrio

▶ REPLAY
7.65 lb/hp
Weight-to-Power Ratio
9.95 lb/hp
M6 Cabrio
7.65 lb/hp
9.95 lb/hp
650i Cabrio

Fuel Economy / Emissions

M6 Cabrio
650i Cabrio
Fuel Economy
23 mpg
combined
26 mpg
M6 Cabrio
23 mpg
26 mpg
650i Cabrio
17 mpg
city
19 mpg
No data
highway
No data
Kraftstoffanzeige
21.1 gal
Fuel Tank Capacity
18.5 gal
Kraftstoffanzeige
483 mi
Range
489 mi
M6 Cabrio
483 mi
489 mi
650i Cabrio
Environmental Impact
195.2 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).
168.7 kWh
M6 Cabrio
195.2 kWh
168.7 kWh
650i Cabrio
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
385 g/mi (NEFZ)
CO2 Emissions
335 g/mi (NEFZ)

Practical Convenience

M6 Cabrio
650i Cabrio
2
Doors
2
4
No. of Seats
4
783 lb
Maximum Payload
926 lb
9.9 cu ft
Trunk Volume
9.9 cu ft
No data
Cargo Volume (Seats Down)
No data