2007 Cadillac STS vs. 1998 Infiniti QX4
To start off, 2007 Cadillac STS is newer by 9 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 4,565 cc (8 cylinders), 2007 Cadillac STS is equipped with a bigger engine. In terms of performance, 2007 Cadillac STS (320 HP @ 6400 RPM) has 82 more horse power than 1998 Infiniti QX4. (238 HP @ 6000 RPM). In normal driving conditions, 2007 Cadillac STS should accelerate faster than 1998 Infiniti QX4. With that said, vehicle weight also plays an important factor in acceleration. 1998 Infiniti QX4 weights approximately 322 kg more than 2007 Cadillac STS.
Because 1998 Infiniti QX4 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Cadillac STS. 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, 2007 Cadillac STS (427 Nm @ 4400 RPM) has 68 more torque (in Nm) than 1998 Infiniti QX4. (359 Nm @ 3200 RPM). This means 2007 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 1998 Infiniti QX4.
Compare all specifications:
| 2007 Cadillac STS | 1998 Infiniti QX4 | |
| Make | Cadillac | Infiniti |
| Model | STS | QX4 |
| Year Released | 2007 | 1998 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 3498 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 320 HP | 238 HP |
| Engine RPM | 6400 RPM | 6000 RPM |
| Torque | 427 Nm | 359 Nm |
| Torque RPM | 4400 RPM | 3200 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1638 kg | 1960 kg |
| Vehicle Length | 4990 mm | 4660 mm |
| Vehicle Width | 1850 mm | 1850 mm |
| Vehicle Height | 1470 mm | 1800 mm |
| Wheelbase Size | 2960 mm | 2710 mm |
