The Comparative Analysis :
Alfa Romeo Giulia Quadrifoglio OPF AT8 (18 - ..) vs. Infiniti G 37x AWD Automatic (10 - 13)
€ 79,000

€ 45,100

€ 79,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 45,100
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ considerably. The Alfa Romeo Giulia Quadrifoglio OPF is 5.4 inches shorter, 4.1 inches wider and 1.5 inches lower than the Infiniti G 37x.
Alfa Romeo Giulia Quadrifoglio OPF
Infiniti G 37x
56.4
73.8
79.7
57.9
69.7
77.6
73.8 in
Width
69.7 in
79.7 in
Width Incl. Mirrors
77.6 in
56.4 in
Height
57.9 in
111
182.6
112.2
188
182.6 in
Length
188 in
111 in
Wheelbase
112.2 in
Vehicle Weight
Alfa Romeo Giulia Quadrifoglio OPF
Infiniti G 37x
3737 lb
Curb Weight
3971 lb
4740 lb
Gross Vehicle
Weight
Weight
5049 lb

Weight Difference:
234 lb
5.89 %

General
Alfa Romeo Giulia Quadrifoglio OPF
Infiniti G 37x
Typ 952
Generation
V36
Sedan
Car Body Style
Sedan
Mid-Grade Unleaded
Fuel Type
Mid-Grade Unleaded

Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)

8-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
Alfa Romeo Giulia Quadrifoglio OPF
Infiniti G 37x
V6 gasoline engine with two turbochargers (biturbo)
Engine Type
V6 gasoline engine (naturally aspirated engine)
670050436
Engine Code
4
Valves
4
6
Cylinders
6
2.9 L / 142 cu in
Displacement
3.7 L / 181 cu in
503 hp
at 6500 rpm
Power
316 hp
at 7000 rpm
Alfa Romeo Giulia Quadrifoglio OPF
503 hp
316 hp
Infiniti G 37x
443 lb‑ft
at 2500 rpm
Max. Torque
266 lb‑ft
at 5200 rpm
Alfa Romeo Giulia Quadrifoglio OPF
443 lb‑ft
266 lb‑ft
Infiniti G 37x
Performance
Alfa Romeo Giulia Quadrifoglio OPF
Infiniti G 37x
191 mph
Maximum Speed
149 mph
3.9 sec
Acceleration 0 to 62 mph
6 sec
62 mph
62
mph
mph
177 ft
0.000 sec

Alfa Romeo Giulia Quadrifoglio OPF
62 mph
62
mph
mph
272 ft
0.000 sec

Infiniti G 37x
▶ REPLAY
7.43 lb/hp
Weight-to-Power Ratio
12.57 lb/hp
Alfa Romeo Giulia Quadrifoglio OPF
7.43 lb/hp
12.57 lb/hp
Infiniti G 37x
Fuel Economy / Emissions
Alfa Romeo Giulia Quadrifoglio OPF
Infiniti G 37x
Fuel Economy
26 mpg
combined
21 mpg
Alfa Romeo Giulia Quadrifoglio OPF
26 mpg
21 mpg
Infiniti G 37x
20 mpg
city
15 mpg
No data
highway
29 mpg
15.3 gal
Fuel Tank Capacity
21.1 gal
391 mi
Range
452 mi
Alfa Romeo Giulia Quadrifoglio OPF
391 mi
452 mi
Infiniti G 37x
Environmental Impact
174.3 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).
208.4 kWh
Alfa Romeo Giulia Quadrifoglio OPF
174.3 kWh
208.4 kWh
Infiniti G 37x
Euro 6d-TEMP (WLTP)
Emission Standard
Euro 5
383 g/mi (WLTP)
CO2 Emissions
410 g/mi (NEFZ)
Practical Convenience
Alfa Romeo Giulia Quadrifoglio OPF
Infiniti G 37x
4
Doors
4
4
No. of Seats
5
1003 lb
Maximum Payload
1078 lb
13.6 cu ft
Trunk Volume
12.7 cu ft









No data
Cargo Volume (Seats Down)
No data