2008 Cadillac STS vs. 2006 Nissan Xterra
To start off, 2008 Cadillac STS is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Nissan Xterra. In addition, the cost of maintenance, including insurance, on 2006 Nissan Xterra would be higher. At 4,565 cc (8 cylinders), 2008 Cadillac STS is equipped with a bigger engine. In terms of performance, 2008 Cadillac STS (321 HP @ 6400 RPM) has 56 more horse power than 2006 Nissan Xterra. (265 HP @ 5600 RPM). In normal driving conditions, 2008 Cadillac STS should accelerate faster than 2006 Nissan Xterra. With that said, vehicle weight also plays an important factor in acceleration. 2008 Cadillac STS weights approximately 516 kg more than 2006 Nissan Xterra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Nissan Xterra is four wheel drive (4WD), it will have significant more traction and grip than 2008 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2006 Nissan Xterra 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, 2008 Cadillac STS (427 Nm @ 4400 RPM) has 42 more torque (in Nm) than 2006 Nissan Xterra. (385 Nm @ 4000 RPM). This means 2008 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2006 Nissan Xterra.
Compare all specifications:
| 2008 Cadillac STS | 2006 Nissan Xterra | |
| Make | Cadillac | Nissan |
| Model | STS | Xterra |
| Year Released | 2008 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 3950 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 321 HP | 265 HP |
| Engine RPM | 6400 RPM | 5600 RPM |
| Torque | 427 Nm | 385 Nm |
| Torque RPM | 4400 RPM | 4000 RPM |
| Engine Bore Size | 93 mm | 98 mm |
| Engine Stroke Size | 84 mm | 92 mm |
| Engine Compression Ratio | 10.5:1 | 9.7:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1812 kg | 1296 kg |
| Vehicle Length | 4990 mm | 4550 mm |
| Vehicle Width | 1850 mm | 1860 mm |
| Vehicle Height | 1470 mm | 1910 mm |
| Wheelbase Size | 2960 mm | 2710 mm |
| Fuel Consumption | 9.1 L/100km | 11.2 L/100km |
| Fuel Consumption City | 13.8 L/100km | 13.8 L/100km |
| Fuel Consumption Overall | 14.5 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 66 L | 80 L |
