The Comparative Analysis :
BMW 640i Convertible xDrive Steptronic (15 - 18) vs. Maserati GranConvertible Sport Automatic (17 - 19)
€ 95,100
€ 144,300
€ 95,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 144,300
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The BMW 640i Cabrio is a little smaller in every dimension. It's 0.6 inches shorter, 0.8 inches narrower and 0.6 inches lower than the Maserati GranConvertible Sport.
BMW 640i Cabrio
Maserati GranConvertible Sport
53.7
74.6
81.9
54.3
75.4
83.3
74.6 in
Width
75.4 in
81.9 in
Width Incl. Mirrors
83.3 in
53.7 in
Height
54.3 in
112.4
192.7
115.8
193.3
192.7 in
Length
193.3 in
112.4 in
Wheelbase
115.8 in
Vehicle Weight
BMW 640i Cabrio
Maserati GranConvertible Sport
4332 lb
Curb Weight
4365 lb
5269 lb
Gross Vehicle
Weight
Weight
5027 lb
Weight Difference:
33 lb
0.76 %
General
BMW 640i Cabrio
Maserati GranConvertible Sport
F12
Generation
AM145
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Mid-Grade Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
6-speed automatic transmission
Engine
BMW 640i Cabrio
Maserati GranConvertible Sport
Straight-six gasoline engine with turbocharger
Engine Type
V8 gasoline engine (naturally aspirated engine)
BMW N55
Engine Series
N55-B30
Engine Code
4
Valves
4
6
Cylinders
8
3 L / 147 cu in
Displacement
4.7 L / 230 cu in
316 hp
at 5800 rpm
Power
454 hp
at 7000 rpm
BMW 640i Cabrio
316 hp
454 hp
Maserati GranConvertible Sport
332 lb‑ft
at 1300 rpm
Max. Torque
384 lb‑ft
at 4750 rpm
BMW 640i Cabrio
332 lb‑ft
384 lb‑ft
Maserati GranConvertible Sport
Performance
BMW 640i Cabrio
Maserati GranConvertible Sport
155 mph
Maximum Speed
179 mph
5.4 sec
Acceleration 0 to 62 mph
5 sec
62 mph
62
mph
mph
246 ft
0.000 sec
BMW 640i Cabrio
62 mph
62
mph
mph
226 ft
0.000 sec
Maserati GranConvertible Sport
▶ REPLAY
13.71 lb/hp
Weight-to-Power Ratio
9.61 lb/hp
BMW 640i Cabrio
13.71 lb/hp
9.61 lb/hp
Maserati GranConvertible Sport
Fuel Economy / Emissions
BMW 640i Cabrio
Maserati GranConvertible Sport
Fuel Economy
29 mpg
combined
16 mpg
BMW 640i Cabrio
29 mpg
16 mpg
Maserati GranConvertible Sport
21 mpg
city
10 mpg
No data
highway
24 mpg
18.5 gal
Fuel Tank Capacity
19.8 gal
531 mi
Range
321 mi
BMW 640i Cabrio
531 mi
321 mi
Maserati GranConvertible Sport
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).
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).
274.7 kWh
BMW 640i Cabrio
155.3 kWh
274.7 kWh
Maserati GranConvertible Sport
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
307 g/mi (NEFZ)
CO2 Emissions
542 g/mi (NEFZ)
Practical Convenience
BMW 640i Cabrio
Maserati GranConvertible Sport
2
Doors
2
4
No. of Seats
4
937 lb
Maximum Payload
661 lb
9.9 cu ft
Trunk Volume
4.9 cu ft
No data
Cargo Volume (Seats Down)
No data
