2007 Cadillac DTS vs. 2008 Infiniti QX56
To start off, 2008 Infiniti QX56 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Cadillac DTS. In addition, the cost of maintenance, including insurance, on 2007 Cadillac DTS would be higher. At 5,552 cc (8 cylinders), 2008 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2008 Infiniti QX56 (320 HP @ 5200 RPM) has 45 more horse power than 2007 Cadillac DTS. (275 HP @ 6000 RPM) In normal driving conditions, 2008 Infiniti QX56 should accelerate faster than 2007 Cadillac DTS. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac DTS weights approximately 318 kg more than 2008 Infiniti QX56.
Because 2008 Infiniti QX56 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Cadillac DTS. 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 133 more torque (in Nm) than 2007 Cadillac DTS. (400 Nm @ 4400 RPM). This means 2008 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2007 Cadillac DTS.
Compare all specifications:
| 2007 Cadillac DTS | 2008 Infiniti QX56 | |
| Make | Cadillac | Infiniti |
| Model | DTS | QX56 |
| Year Released | 2007 | 2008 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 5552 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 275 HP | 320 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 400 Nm | 533 Nm |
| Torque RPM | 4400 RPM | 3400 RPM |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1638 kg | 1320 kg |
| Vehicle Length | 5280 mm | 5260 mm |
| Vehicle Width | 1910 mm | 2030 mm |
| Vehicle Height | 1470 mm | 2010 mm |
| Wheelbase Size | 2940 mm | 3140 mm |
| Fuel Consumption | 9.4 L/100km | 13.8 L/100km |
| Fuel Consumption City | 13.8 L/100km | 19.6 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 68 L | 106 L |
