2009 Cadillac STS vs. 2012 GMC Sierra
To start off, 2012 GMC Sierra is newer by 3 year(s). Which means there will be less support and parts availability for 2009 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2009 Cadillac STS would be higher. At 4,800 cc (8 cylinders), 2012 GMC Sierra is equipped with a bigger engine. In terms of performance, both vehicles can yield 302 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2012 GMC Sierra weights approximately 676 kg more than 2009 Cadillac STS.
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, 2012 GMC Sierra (413 Nm @ 4600 RPM) has 44 more torque (in Nm) than 2009 Cadillac STS. (369 Nm @ 5200 RPM). This means 2012 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac STS.
Compare all specifications:
| 2009 Cadillac STS | 2012 GMC Sierra | |
| Make | Cadillac | GMC |
| Model | STS | Sierra |
| Year Released | 2009 | 2012 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3599 cc | 4800 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 302 HP | 302 HP |
| Engine RPM | 6300 RPM | 5600 RPM |
| Torque | 369 Nm | 413 Nm |
| Torque RPM | 5200 RPM | 4600 RPM |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | 4-speed automatic |
| Vehicle Weight | 1635 kg | 2311 kg |
| Vehicle Length | 5000 mm | 5847 mm |
| Vehicle Width | 1850 mm | 2032 mm |
| Vehicle Height | 1470 mm | 1875 mm |
| Wheelbase Size | 2960 mm | 3645 mm |
| Fuel Consumption | 9.1 L/100km | 12.4 L/100km |
| Fuel Consumption City | 13.8 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 64 L | 98 L |
