The Comparative Analysis :
Infiniti G 37 Automatic (09 - 13) vs. Alfa Romeo Giulia Quadrifoglio AT8 (16 - 18)
€ 43,100

€ 75,200

€ 43,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 75,200
ⓘ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 Infiniti G 37 is 5.6 inches longer, 4.1 inches narrower and 0.8 inches taller than the Alfa Romeo Giulia Quadrifoglio.
Infiniti G 37
Alfa Romeo Giulia Quadrifoglio
57
69.7
82.1
56.1
73.7
79.7
69.7 in
Width
73.7 in
82.1 in
Width Incl. Mirrors
79.7 in
57 in
Height
56.1 in
112.2
188.2
111
182.6
188.2 in
Length
182.6 in
112.2 in
Wheelbase
111 in
Vehicle Weight
Infiniti G 37
Alfa Romeo Giulia Quadrifoglio
3790 lb
Curb Weight
3737 lb
4916 lb
Gross Vehicle
Weight
Weight
4740 lb

Weight Difference:
53 lb
1.4 %

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

Rear-wheel drive
Drivetrain
Rear-wheel drive

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

Infiniti G 37
62 mph
62
mph
mph
177 ft
0.000 sec

Alfa Romeo Giulia Quadrifoglio
▶ REPLAY
11.99 lb/hp
Weight-to-Power Ratio
7.43 lb/hp
Infiniti G 37
11.99 lb/hp
7.43 lb/hp
Alfa Romeo Giulia Quadrifoglio
Fuel Economy / Emissions
Infiniti G 37
Alfa Romeo Giulia Quadrifoglio
Fuel Economy
22 mpg
combined
29 mpg
Infiniti G 37
22 mpg
29 mpg
Alfa Romeo Giulia Quadrifoglio
15 mpg
city
19 mpg
30 mpg
highway
No data
21.1 gal
Fuel Tank Capacity
15.3 gal
473 mi
Range
439 mi
Infiniti G 37
473 mi
439 mi
Alfa Romeo Giulia Quadrifoglio
Environmental Impact
198.9 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).
155.3 kWh
Infiniti G 37
198.9 kWh
155.3 kWh
Alfa Romeo Giulia Quadrifoglio
Euro 5
Emission Standard
Euro 6b (NEFZ)
396 g/mi (NEFZ)
CO2 Emissions
304 g/mi (NEFZ)
Practical Convenience
Infiniti G 37
Alfa Romeo Giulia Quadrifoglio
4
Doors
4
5
No. of Seats
4
1127 lb
Maximum Payload
1003 lb
12.7 cu ft
Trunk Volume
13.6 cu ft









No data
Cargo Volume (Seats Down)
No data