2009 Cadillac STS vs. 2006 GMC Yukon
To start off, 2009 Cadillac STS is newer by 3 year(s). Which means there will be less support and parts availability for 2006 GMC Yukon. In addition, the cost of maintenance, including insurance, on 2006 GMC Yukon would be higher. At 5,964 cc (8 cylinders), 2006 GMC Yukon is equipped with a bigger engine. In terms of performance, 2006 GMC Yukon (335 HP) has 35 more horse power than 2009 Cadillac STS. (300 HP) In normal driving conditions, 2006 GMC Yukon should accelerate faster than 2009 Cadillac STS.
Because 2006 GMC Yukon is four wheel drive (4WD), it will have significant more traction and grip than 2009 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2006 GMC Yukon 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, 2006 GMC Yukon (509 Nm @ 4000 RPM) has 236 more torque (in Nm) than 2009 Cadillac STS. (273 Nm @ 5200 RPM). This means 2006 GMC Yukon will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac STS.
Compare all specifications:
| 2009 Cadillac STS | 2006 GMC Yukon | |
| Make | Cadillac | GMC |
| Model | STS | Yukon |
| Year Released | 2009 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3564 cc | 5964 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 300 HP | 335 HP |
| Torque | 273 Nm | 509 Nm |
| Torque RPM | 5200 RPM | 4000 RPM |
| Engine Bore Size | 94 mm | 102 mm |
| Engine Stroke Size | 85.6 mm | 92 mm |
| Engine Compression Ratio | 11.3:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 8 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4990 mm | 5060 mm |
| Vehicle Width | 1850 mm | 2010 mm |
| Vehicle Height | 1470 mm | 1950 mm |
| Wheelbase Size | 2960 mm | 2950 mm |
| Fuel Consumption | 10 L/100km | 13.8 L/100km |
| Fuel Consumption City | 14 L/100km | 18.1 L/100km |
| Fuel Consumption Overall | 12.7 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 58 L | 98 L |
