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 GMC Sierra (285 HP) has 33 more horse power than 2005 Cadillac STS. (252 HP) In normal driving conditions, 2005 GMC Sierra should accelerate faster than 2005 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 527 kg more than 2005 Cadillac STS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2005 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2005 GMC Sierra 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, 2005 GMC Sierra (400 Nm) has 58 more torque (in Nm) than 2005 Cadillac STS. (342 Nm). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2005 Cadillac STS. 2005 Cadillac STS has automatic transmission and 2005 GMC Sierra has manual transmission. 2005 GMC Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Cadillac STS will be easier to drive especially in heavy traffic.
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 | 3562 cc | 4802 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 252 HP | 285 HP |
| Torque | 342 Nm | 400 Nm |
| Engine Bore Size | 94 mm | 96.1 mm |
| Engine Stroke Size | 86 mm | 83 mm |
| Engine Compression Ratio | 10.2:1 | 9.5:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1790 kg | 2317 kg |
| Vehicle Length | 4990 mm | 5710 mm |
| Vehicle Width | 1850 mm | 2000 mm |
| Vehicle Height | 1470 mm | 1880 mm |
| Wheelbase Size | 2690 mm | 3380 mm |
| Fuel Consumption | 9.8 L/100km | 12.4 L/100km |
| Fuel Consumption Overall | 12.4 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 95 L | 129 L |
