2003 Buick Rainier vs. 2004 Infiniti QX56
To start off, 2004 Infiniti QX56 is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Buick Rainier. In addition, the cost of maintenance, including insurance, on 2003 Buick Rainier would be higher. At 5,556 cc (8 cylinders), 2004 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2004 Infiniti QX56 (315 HP) has 44 more horse power than 2003 Buick Rainier. (271 HP) In normal driving conditions, 2004 Infiniti QX56 should accelerate faster than 2003 Buick Rainier. With that said, vehicle weight also plays an important factor in acceleration. 2004 Infiniti QX56 weights approximately 331 kg more than 2003 Buick Rainier. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Buick Rainier is four wheel drive (4WD), it will have significant more traction and grip than 2004 Infiniti QX56. In wet, icy, snow, or gravel driving conditions, 2003 Buick Rainier 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, 2004 Infiniti QX56 (529 Nm) has 156 more torque (in Nm) than 2003 Buick Rainier. (373 Nm). This means 2004 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2003 Buick Rainier.
Compare all specifications:
| 2003 Buick Rainier | 2004 Infiniti QX56 | |
| Make | Buick | Infiniti |
| Model | Rainier | QX56 |
| Year Released | 2003 | 2004 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 4195 cc | 5556 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 271 HP | 315 HP |
| Torque | 373 Nm | 529 Nm |
| Engine Bore Size | 93 mm | 98 mm |
| Engine Stroke Size | 102 mm | 92 mm |
| Drive Type | 4WD | Rear |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2100 kg | 2431 kg |
| Vehicle Length | 4920 mm | 5260 mm |
| Vehicle Width | 1920 mm | 2010 mm |
| Vehicle Height | 1900 mm | 1980 mm |
| Wheelbase Size | 2880 mm | 3140 mm |
| Fuel Tank Capacity | 83 L | 106 L |
