2005 Cadillac STS vs. 2011 Chevrolet Silverado
To start off, 2011 Chevrolet Silverado is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2005 Cadillac STS would be higher. At 5,999 cc (8 cylinders), 2011 Chevrolet Silverado is equipped with a bigger engine. In terms of performance, 2011 Chevrolet Silverado (323 HP @ 4400 RPM) has 68 more horse power than 2005 Cadillac STS. (255 HP @ 6500 RPM) In normal driving conditions, 2011 Chevrolet Silverado should accelerate faster than 2005 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2005 Cadillac STS weights approximately 535 kg more than 2011 Chevrolet Silverado.
Because 2011 Chevrolet Silverado 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, 2011 Chevrolet Silverado 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, 2011 Chevrolet Silverado (515 Nm @ 4200 RPM) has 176 more torque (in Nm) than 2005 Cadillac STS. (339 Nm @ 3200 RPM). This means 2011 Chevrolet Silverado will have an easier job in driving up hills or pulling heavy equipment than 2005 Cadillac STS.
Compare all specifications:
| 2005 Cadillac STS | 2011 Chevrolet Silverado | |
| Make | Cadillac | Chevrolet |
| Model | STS | Silverado |
| Year Released | 2005 | 2011 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3556 cc | 5999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 255 HP | 323 HP |
| Engine RPM | 6500 RPM | 4400 RPM |
| Torque | 339 Nm | 515 Nm |
| Torque RPM | 3200 RPM | 4200 RPM |
| Engine Compression Ratio | 10.2:1 | 9.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1796 kg | 1261 kg |
| Vehicle Length | 4990 mm | 6580 mm |
| Vehicle Width | 1850 mm | 2440 mm |
| Vehicle Height | 1470 mm | 1940 mm |
| Wheelbase Size | 2890 mm | 4250 mm |
| Fuel Consumption Overall | 12.4 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 64 L | 129 L |
