2006 Alpina B5 vs. 1998 Infiniti QX4
To start off, 2006 Alpina B5 is newer by 8 year(s). Which means there will be less support and parts availability for 1998 Infiniti QX4. In addition, the cost of maintenance, including insurance, on 1998 Infiniti QX4 would be higher. At 4,398 cc (8 cylinders), 2006 Alpina B5 is equipped with a bigger engine. In terms of performance, 2006 Alpina B5 (492 HP @ 5500 RPM) has 254 more horse power than 1998 Infiniti QX4. (238 HP @ 6000 RPM). In normal driving conditions, 2006 Alpina B5 should accelerate faster than 1998 Infiniti QX4.
Because 1998 Infiniti QX4 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Alpina B5. In wet, icy, snow, or gravel driving conditions, 1998 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, 2006 Alpina B5 (701 Nm @ 4250 RPM) has 342 more torque (in Nm) than 1998 Infiniti QX4. (359 Nm @ 3200 RPM). This means 2006 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 1998 Infiniti QX4.
Compare all specifications:
| 2006 Alpina B5 | 1998 Infiniti QX4 | |
| Make | Alpina | Infiniti |
| Model | B5 | QX4 |
| Year Released | 2006 | 1998 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 3498 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 492 HP | 238 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 701 Nm | 359 Nm |
| Torque RPM | 4250 RPM | 3200 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4850 mm | 4660 mm |
| Vehicle Width | 1850 mm | 1850 mm |
| Vehicle Height | 1470 mm | 1800 mm |
| Wheelbase Size | 3000 mm | 2710 mm |
