2005 Cadillac STS vs. 2005 GMC Sierra
To start off, both 2005 Cadillac STS and 2005 GMC Sierra were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,802 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 Cadillac STS (321 HP) has 36 more horse power than 2005 GMC Sierra. (285 HP). In normal driving conditions, 2005 Cadillac STS should accelerate faster than 2005 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 343 kg more than 2005 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, 2005 Cadillac STS (427 Nm) has 27 more torque (in Nm) than 2005 GMC Sierra. (400 Nm). This means 2005 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2005 GMC Sierra.
Compare all specifications:
| 2005 Cadillac STS | 2005 GMC Sierra | |
| Make | Cadillac | GMC |
| Model | STS | Sierra |
| Year Released | 2005 | 2005 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 4802 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 321 HP | 285 HP |
| Torque | 427 Nm | 400 Nm |
| Engine Bore Size | 93.1 mm | 96 mm |
| Engine Stroke Size | 84 mm | 83 mm |
| Engine Compression Ratio | 10.5:1 | 9.5:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1817 kg | 2160 kg |
| Vehicle Length | 4990 mm | 5710 mm |
| Vehicle Width | 1850 mm | 2000 mm |
| Vehicle Height | 1470 mm | 1810 mm |
| Wheelbase Size | 2960 mm | 3380 mm |
| Fuel Consumption | 9.1 L/100km | 11.2 L/100km |
| Fuel Consumption City | 13.8 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 66 L | 129 L |
