The Comparative Analysis :
Infiniti G 37 Convertible (09 - 11) vs. ALPINA B4 S Bi-Turbo Convertible Edition 99 Switch-Tronic (18 - 19)
€ 50,800
€ 96,100
€ 50,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 96,100
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Infiniti G Convertible 37 is a little bigger in every dimension. It's 0.8 inches longer, 1.1 inches wider and 0.8 inches taller than the ALPINA B4 S Bi-Turbo Cabrio.
Infiniti G Convertible 37
ALPINA B4 S Bi-Turbo Cabrio
55.1
72.9
80.8
54.3
71.9
79.7
72.9 in
Width
71.9 in
80.8 in
Width Incl. Mirrors
79.7 in
55.1 in
Height
54.3 in
112.2
183.5
110.6
182.7
183.5 in
Length
182.7 in
112.2 in
Wheelbase
110.6 in
Vehicle Weight
Infiniti G Convertible 37
ALPINA B4 S Bi-Turbo Cabrio
4162 lb
Curb Weight
4222 lb
4674 lb
Gross Vehicle
Weight
Weight
5071 lb
Weight Difference:
60 lb
1.42 %
General
Infiniti G Convertible 37
ALPINA B4 S Bi-Turbo Cabrio
CV36
Generation
F33
Convertible
Car Body Style
Convertible
Mid-Grade Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed manual transmission
Transmission
8-speed automatic transmission
Engine
Infiniti G Convertible 37
ALPINA B4 S Bi-Turbo Cabrio
V6 gasoline engine (naturally aspirated engine)
Engine Type
Straight-six gasoline engine with two turbochargers (biturbo)
Engine Code
N55-B30
4
Valves
4
6
Cylinders
6
3.7 L / 181 cu in
Displacement
3 L / 147 cu in
316 hp
at 7000 rpm
Power
446 hp
at 5500 rpm
Infiniti G Convertible 37
316 hp
446 hp
ALPINA B4 S Bi-Turbo Cabrio
266 lb‑ft
at 5200 rpm
Max. Torque
502 lb‑ft
at 3000 rpm
Infiniti G Convertible 37
266 lb‑ft
502 lb‑ft
ALPINA B4 S Bi-Turbo Cabrio
Performance
Infiniti G Convertible 37
ALPINA B4 S Bi-Turbo Cabrio
155 mph
Maximum Speed
189 mph
6.2 sec
Acceleration 0 to 62 mph
4.3 sec
62 mph
62
mph
mph
282 ft
0.000 sec
Infiniti G Convertible 37
62 mph
62
mph
mph
197 ft
0.000 sec
ALPINA B4 S Bi-Turbo Cabrio
▶ REPLAY
13.17 lb/hp
Weight-to-Power Ratio
9.47 lb/hp
Infiniti G Convertible 37
13.17 lb/hp
9.47 lb/hp
ALPINA B4 S Bi-Turbo Cabrio
Fuel Economy / Emissions
Infiniti G Convertible 37
ALPINA B4 S Bi-Turbo Cabrio
Fuel Economy
20 mpg
combined
26 mpg
Infiniti G Convertible 37
20 mpg
26 mpg
ALPINA B4 S Bi-Turbo Cabrio
14 mpg
city
19 mpg
26 mpg
highway
No data
21.1 gal
Fuel Tank Capacity
15.9 gal
418 mi
Range
409 mi
Infiniti G Convertible 37
418 mi
409 mi
ALPINA B4 S Bi-Turbo Cabrio
Environmental Impact
225.5 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).
172.4 kWh
Infiniti G Convertible 37
225.5 kWh
172.4 kWh
ALPINA B4 S Bi-Turbo Cabrio
Euro 5
Emission Standard
Euro 6d-TEMP-EVAP (WLTP)
443 g/mi (NEFZ)
CO2 Emissions
333 g/mi (NEFZ)
Practical Convenience
Infiniti G Convertible 37
ALPINA B4 S Bi-Turbo Cabrio
2
Doors
2
4
No. of Seats
4
511 lb
Maximum Payload
849 lb
10.4 cu ft
Trunk Volume
10.5 cu ft
No data
Cargo Volume (Seats Down)
No data
