2009 Cadillac STS vs. 2003 GMC Sonoma
To start off, 2009 Cadillac STS is newer by 6 year(s). Which means there will be less support and parts availability for 2003 GMC Sonoma. In addition, the cost of maintenance, including insurance, on 2003 GMC Sonoma would be higher. At 3,599 cc (6 cylinders), 2009 Cadillac STS is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS (302 HP @ 6300 RPM) has 184 more horse power than 2003 GMC Sonoma. (118 HP @ 5000 RPM). In normal driving conditions, 2009 Cadillac STS should accelerate faster than 2003 GMC Sonoma. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac STS weights approximately 165 kg more than 2003 GMC Sonoma. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 GMC Sonoma is four wheel drive (4WD), it will have significant more traction and grip than 2009 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2003 GMC Sonoma 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, 2009 Cadillac STS (369 Nm @ 5200 RPM) has 179 more torque (in Nm) than 2003 GMC Sonoma. (190 Nm @ 3600 RPM). This means 2009 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2003 GMC Sonoma. 2009 Cadillac STS has automatic transmission and 2003 GMC Sonoma has manual transmission. 2003 GMC Sonoma will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Cadillac STS | 2003 GMC Sonoma | |
| Make | Cadillac | GMC |
| Model | STS | Sonoma |
| Year Released | 2009 | 2003 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3599 cc | 2196 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 302 HP | 118 HP |
| Engine RPM | 6300 RPM | 5000 RPM |
| Torque | 369 Nm | 190 Nm |
| Torque RPM | 5200 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1635 kg | 1470 kg |
| Vehicle Length | 5000 mm | 5210 mm |
| Vehicle Width | 1850 mm | 1730 mm |
| Vehicle Height | 1470 mm | 1600 mm |
| Wheelbase Size | 2960 mm | 3130 mm |
| Fuel Tank Capacity | 64 L | 98 L |
