2003 Cadillac Catera vs. 2008 Infiniti QX56
To start off, 2008 Infiniti QX56 is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Cadillac Catera. In addition, the cost of maintenance, including insurance, on 2003 Cadillac Catera would be higher. At 5,550 cc (8 cylinders), 2008 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2008 Infiniti QX56 (320 HP @ 5200 RPM) has 119 more horse power than 2003 Cadillac Catera. (201 HP @ 6000 RPM) In normal driving conditions, 2008 Infiniti QX56 should accelerate faster than 2003 Cadillac Catera. With that said, vehicle weight also plays an important factor in acceleration. 2003 Cadillac Catera weights approximately 385 kg more than 2008 Infiniti QX56.
Because 2008 Infiniti QX56 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Cadillac Catera. In wet, icy, snow, or gravel driving conditions, 2008 Infiniti QX56 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 Infiniti QX56 (533 Nm @ 3400 RPM) has 273 more torque (in Nm) than 2003 Cadillac Catera. (260 Nm @ 3600 RPM). This means 2008 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2003 Cadillac Catera.
Compare all specifications:
| 2003 Cadillac Catera | 2008 Infiniti QX56 | |
| Make | Cadillac | Infiniti |
| Model | Catera | QX56 |
| Year Released | 2003 | 2008 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2962 cc | 5550 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 320 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 260 Nm | 533 Nm |
| Torque RPM | 3600 RPM | 3400 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1705 kg | 1320 kg |
| Vehicle Length | 4890 mm | 5260 mm |
| Vehicle Width | 1790 mm | 2030 mm |
| Vehicle Height | 1440 mm | 1960 mm |
| Wheelbase Size | 2940 mm | 3140 mm |
| Fuel Consumption Overall | 13.9 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 68 L | 106 L |
