Alfa Romeo Stelvio Quadrifoglio vs Infiniti QX80

How does the Alfa Romeo Stelvio Quadrifoglio stack up against the Infiniti QX80? We put their headline specs side by side so you can see exactly where each car leads.

Alfa Romeo Stelvio QuadrifoglioAlfa Romeo Stelvio Quadrifoglio
vs
Infiniti QX80Infiniti QX80
SpecAlfa Romeo Stelvio QuadrifoglioInfiniti QX80
Horsepower (max)520 hp450 hp
0-100 km/h (fastest)3.8 s5.9 s
Top speed283 km/h200 km/h
Variants11
Body stylePerformance SUVFull-size luxury SUV
GenerationTipo 949 (refresh)Y63
Production2018 – present2025 – present
Length4,687 mm5,331 mm
Width1,903 mm2,080 mm
Height1,671 mm1,958 mm
Wheelbase2,818 mm3,075 mm

Alfa Romeo Stelvio Quadrifoglio vs Infiniti QX80: common questions

Is the Alfa Romeo Stelvio Quadrifoglio or Infiniti QX80 faster?
The Alfa Romeo Stelvio Quadrifoglio is quicker, hitting 0-60 mph in 3.6s versus the Infiniti QX80's 5.6s (0-100 km/h in 3.8s vs 5.9s).
Which has more horsepower, the Alfa Romeo Stelvio Quadrifoglio or the Infiniti QX80?
The Alfa Romeo Stelvio Quadrifoglio makes more power: 520 hp (388 kW) versus 450 hp (336 kW) for the Infiniti QX80.
Is the Alfa Romeo Stelvio Quadrifoglio or Infiniti QX80 faster on top speed?
The Alfa Romeo Stelvio Quadrifoglio has the higher top speed at 176 mph (283 km/h), versus 124 mph (200 km/h) for the Infiniti QX80.
What is the main difference between the Alfa Romeo Stelvio Quadrifoglio and the Infiniti QX80?
The Alfa Romeo Stelvio Quadrifoglio is a performance suv, while the Infiniti QX80 is a full-size luxury suv. That difference in body style drives most of the others.