The Comparative Analysis :

BMW 640i Cabrio xDrive Steptronic (13 - 14) vs. Aston Martin DB9 Volante Touchtronic (08 - 12)

€ 87,300
BMW 640i Cabrio xDrive Steptronic (13 - 14) BMW 640i Cabrio
€ 186,700
 Aston Martin DB9 Volante Touchtronic (08 - 12) Aston Martin DB9 Volante
€ 87,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 186,700

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

Vehicle Dimensions

The BMW 640i Cabrio is considerably bigger in every dimension. It's 18.4 cm longer, 1.9 cm wider and 10.4 cm taller than the Aston Martin DB9 Volante.
BMW 640i Cabrio
Aston Martin DB9 Volante
1365
Blueprint BMW 640i Cabrio xDrive Steptronic (13 - 14)
1894
2081
1261
Blueprint Aston Martin DB9 Volante Touchtronic (08 - 12)
1875
2075
1894 mm
Width
1875 mm
2081 mm
Width Incl. Mirrors
2075 mm
1365 mm
Height
1261 mm
Blueprint BMW 640i Cabrio xDrive Steptronic (13 - 14)
2855
4894
Blueprint Aston Martin DB9 Volante Touchtronic (08 - 12)
2740
4710
4894 mm
Length
4710 mm
2855 mm
Wheelbase
2740 mm

Vehicle Weight

BMW 640i Cabrio
Aston Martin DB9 Volante
1985 kg
Kerb Weight
1855 kg
2400 kg
Gross Vehicle
Weight
2155 kg
BMW 640i Cabrio xDrive Steptronic (13 - 14)
Weight Difference:
130 kg
6.55 %
Aston Martin DB9 Volante Touchtronic (08 - 12)

General

BMW 640i Cabrio
Aston Martin DB9 Volante
F12
Generation
VH1
Convertible
Car Body Style
Convertible
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)
Permanent all-wheel drive
Drive
Rear-wheel drive
8-speed automatic transmission
Transmission
6-speed automatic transmission

Engine

BMW 640i Cabrio
Aston Martin DB9 Volante
Straight-six petrol engine with tur­bo­charger
Engine Type
V12 petrol engine (nat­u­ral­ly as­pi­rat­ed engine)
BMW N55
Engine Series
N55-B30
Engine Code
AM09
4
Valves
4
6
Cylinders
12
2979 CC
Engine Capacity
5935 CC
316 bhp
at 5800 rpm
Power
470 bhp
at 6000 rpm
BMW 640i Cabrio
316 bhp
470 bhp
Aston Martin DB9 Volante
450 NM
at 1300 rpm
Max. Torque
600 NM
at 5000 rpm
BMW 640i Cabrio
450 NM
600 NM
Aston Martin DB9 Volante

Performance

BMW 640i Cabrio
Aston Martin DB9 Volante
155 mph
Maximum Speed
165 mph
5.4 sec
Acceleration 0 to 62 mph
5.1 sec
62 mph 62
mph

75 m
0.000 sec

BMW 640i Cabrio

62 mph 62
mph

71 m
0.000 sec

Aston Martin DB9 Volante

▶ REPLAY
6.28 kg/bhp
Weight-to-Power Ratio
3.95 kg/bhp
BMW 640i Cabrio
6.28 kg/bhp
3.95 kg/bhp
Aston Martin DB9 Volante

Fuel Economy / Emissions

BMW 640i Cabrio
Aston Martin DB9 Volante
Fuel Economy
34 mpg
combined
18 mpg
BMW 640i Cabrio
34 mpg
18 mpg
Aston Martin DB9 Volante
25 mpg
city
12 mpg
No data
motorway
No data
Kraftstoffanzeige
70 L
Fuel Tank Capacity
85 L
Kraftstoffanzeige
531 mi
Range
339 mi
BMW 640i Cabrio
531 mi
339 mi
Aston Martin DB9 Volante
Environmental Impact
155.3 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).
295.5 kWh
BMW 640i Cabrio
155.3 kWh
295.5 kWh
Aston Martin DB9 Volante
Euro 6b (NEFZ)
Emission Standard
Euro 5
192 g/km (NEFZ)
CO2 Emissions
368 g/km (NEFZ)

Practical Convenience

BMW 640i Cabrio
Aston Martin DB9 Volante
2
Doors
2
4
No. of Seats
4
415 kg
Maximum Payload
300 kg
350 L
Boot Capacity
138 L
No data
Boot Capacity (Seats Down)
No data