2006 Alfa Romeo 166 vs. 1999 Infiniti QX4
To start off, 2006 Alfa Romeo 166 is newer by 7 year(s). Which means there will be less support and parts availability for 1999 Infiniti QX4. In addition, the cost of maintenance, including insurance, on 1999 Infiniti QX4 would be higher. At 3,498 cc (6 cylinders), 1999 Infiniti QX4 is equipped with a bigger engine. In terms of performance, 1999 Infiniti QX4 (238 HP @ 6000 RPM) has 21 more horse power than 2006 Alfa Romeo 166. (217 HP @ 6300 RPM) In normal driving conditions, 1999 Infiniti QX4 should accelerate faster than 2006 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 1999 Infiniti QX4 weights approximately 377 kg more than 2006 Alfa Romeo 166. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Infiniti QX4 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Alfa Romeo 166. In wet, icy, snow, or gravel driving conditions, 1999 Infiniti QX4 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1999 Infiniti QX4 (359 Nm @ 3200 RPM) has 94 more torque (in Nm) than 2006 Alfa Romeo 166. (265 Nm @ 5000 RPM). This means 1999 Infiniti QX4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 166.
Compare all specifications:
| 2006 Alfa Romeo 166 | 1999 Infiniti QX4 | |
| Make | Alfa Romeo | Infiniti |
| Model | 166 | QX4 |
| Year Released | 2006 | 1999 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2958 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 217 HP | 238 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 265 Nm | 359 Nm |
| Torque RPM | 5000 RPM | 3200 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1585 kg | 1962 kg |
| Vehicle Length | 4730 mm | 4660 mm |
| Vehicle Width | 1810 mm | 1850 mm |
| Vehicle Height | 1420 mm | 1800 mm |
| Wheelbase Size | 2710 mm | 2710 mm |
