2006 Cadillac STS vs. 2011 GMC Yukon
To start off, 2011 GMC Yukon is newer by 5 year(s). Which means there will be less support and parts availability for 2006 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2006 Cadillac STS would be higher. At 6,200 cc (8 cylinders), 2011 GMC Yukon is equipped with a bigger engine. In terms of performance, 2011 GMC Yukon (403 HP @ 5700 RPM) has 150 more horse power than 2006 Cadillac STS. (253 HP @ 6500 RPM) In normal driving conditions, 2011 GMC Yukon should accelerate faster than 2006 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2011 GMC Yukon weights approximately 891 kg more than 2006 Cadillac STS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2011 GMC Yukon (565 Nm @ 4300 RPM) has 223 more torque (in Nm) than 2006 Cadillac STS. (342 Nm @ 3200 RPM). This means 2011 GMC Yukon will have an easier job in driving up hills or pulling heavy equipment than 2006 Cadillac STS.
Compare all specifications:
| 2006 Cadillac STS | 2011 GMC Yukon | |
| Make | Cadillac | GMC |
| Model | STS | Yukon |
| Year Released | 2006 | 2011 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3563 cc | 6200 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 253 HP | 403 HP |
| Engine RPM | 6500 RPM | 5700 RPM |
| Torque | 342 Nm | 565 Nm |
| Torque RPM | 3200 RPM | 4300 RPM |
| Fuel Type | Gasoline - Premium | Flex Fuel |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 8 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1782 kg | 2673 kg |
| Vehicle Length | 4990 mm | 5649 mm |
| Vehicle Width | 1850 mm | 2009 mm |
| Vehicle Height | 1470 mm | 1951 mm |
| Wheelbase Size | 2960 mm | 3302 mm |
| Fuel Consumption | 8.7 L/100km | 13.1 L/100km |
| Fuel Consumption City | 13.1 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 66 L | 117 L |
