The Comparative Analysis :
Alfa Romeo Stelvio Quadrifoglio Q4 AT8 (18 - ..) vs. Infiniti QX50 3.7 AWD Automatic (13 - 16)
€ 89,000
€ 48,800
€ 89,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 48,800
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Alfa Romeo Stelvio Quadrifoglio is considerably bigger in every dimension. It's 2.6 inches longer, 6.1 inches wider and 4.5 inches taller than the Infiniti QX50 3.7.
Alfa Romeo Stelvio Quadrifoglio
Infiniti QX50 3.7
66.5
77
85.2
62
70.9
78.7
77 in
Width
70.9 in
85.2 in
Width Incl. Mirrors
78.7 in
66.5 in
Height
62 in
110.9
185.1
110.2
182.5
185.1 in
Length
182.5 in
110.9 in
Wheelbase
110.2 in
Vehicle Weight
Alfa Romeo Stelvio Quadrifoglio
Infiniti QX50 3.7
4200 lb
Curb Weight
4136 lb
5423 lb
Gross Vehicle
Weight
Weight
5181 lb
Weight Difference:
64 lb
1.52 %
General
Alfa Romeo Stelvio Quadrifoglio
Infiniti QX50 3.7
Typ 949
Generation
J50
Sport Utility Vehicle
Car Body Style
Sport Utility Vehicle
Mid-Grade Unleaded
Fuel Type
Mid-Grade Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Permanent all-wheel drive (AWD)
8-speed automatic transmission
Transmission
7-speed automatic transmission
Engine
Alfa Romeo Stelvio Quadrifoglio
Infiniti QX50 3.7
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 Stelvio Quadrifoglio
503 hp
316 hp
Infiniti QX50 3.7
443 lb‑ft
at 2500 rpm
Max. Torque
266 lb‑ft
at 5200 rpm
Alfa Romeo Stelvio Quadrifoglio
443 lb‑ft
266 lb‑ft
Infiniti QX50 3.7
Performance
Alfa Romeo Stelvio Quadrifoglio
Infiniti QX50 3.7
176 mph
Maximum Speed
149 mph
3.8 sec
Acceleration 0 to 62 mph
6.4 sec
62 mph
62
mph
mph
174 ft
0.000 sec
Alfa Romeo Stelvio Quadrifoglio
62 mph
62
mph
mph
292 ft
0.000 sec
Infiniti QX50 3.7
▶ REPLAY
8.35 lb/hp
Weight-to-Power Ratio
13.09 lb/hp
Alfa Romeo Stelvio Quadrifoglio
8.35 lb/hp
13.09 lb/hp
Infiniti QX50 3.7
Fuel Economy / Emissions
Alfa Romeo Stelvio Quadrifoglio
Infiniti QX50 3.7
Fuel Economy
24 mpg
combined
21 mpg
Alfa Romeo Stelvio Quadrifoglio
24 mpg
21 mpg
Infiniti QX50 3.7
19 mpg
city
15 mpg
No data
highway
27 mpg
16.9 gal
Fuel Tank Capacity
21.1 gal
406 mi
Range
440 mi
Alfa Romeo Stelvio Quadrifoglio
406 mi
440 mi
Infiniti QX50 3.7
Environmental Impact
185.7 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).
214 kWh
Alfa Romeo Stelvio Quadrifoglio
185.7 kWh
214 kWh
Infiniti QX50 3.7
Euro 6d-TEMP (WLTP)
Emission Standard
Euro 5
365 g/mi (NEFZ)
CO2 Emissions
426 g/mi (NEFZ)
Practical Convenience
Alfa Romeo Stelvio Quadrifoglio
Infiniti QX50 3.7
5
Doors
5
5
No. of Seats
5
1224 lb
Maximum Payload
1045 lb
14.9 cu ft
Trunk Volume
9.6 cu ft
No data
Cargo Volume (Seats Down)
33.3 cu ft
