2009 Cadillac STS vs. 2003 Chevrolet Suburban
To start off, 2009 Cadillac STS is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Chevrolet Suburban. In addition, the cost of maintenance, including insurance, on 2003 Chevrolet Suburban would be higher. At 5,327 cc (8 cylinders), 2003 Chevrolet Suburban is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS (302 HP @ 6300 RPM) has 20 more horse power than 2003 Chevrolet Suburban. (282 HP @ 5200 RPM). In normal driving conditions, 2009 Cadillac STS should accelerate faster than 2003 Chevrolet Suburban. With that said, vehicle weight also plays an important factor in acceleration. 2003 Chevrolet Suburban weights approximately 695 kg more than 2009 Cadillac STS.
Because 2003 Chevrolet Suburban 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 Chevrolet Suburban 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, 2003 Chevrolet Suburban (441 Nm @ 4000 RPM) has 72 more torque (in Nm) than 2009 Cadillac STS. (369 Nm @ 5200 RPM). This means 2003 Chevrolet Suburban will have an easier job in driving up hills or pulling heavy equipment than 2009 Cadillac STS.
Compare all specifications:
| 2009 Cadillac STS | 2003 Chevrolet Suburban | |
| Make | Cadillac | Chevrolet |
| Model | STS | Suburban |
| Year Released | 2009 | 2003 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3599 cc | 5327 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 302 HP | 282 HP |
| Engine RPM | 6300 RPM | 5200 RPM |
| Torque | 369 Nm | 441 Nm |
| Torque RPM | 5200 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 9 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1635 kg | 2330 kg |
| Vehicle Length | 5000 mm | 5580 mm |
| Vehicle Width | 1850 mm | 2010 mm |
| Vehicle Height | 1470 mm | 1880 mm |
| Wheelbase Size | 2960 mm | 3310 mm |
| Fuel Tank Capacity | 64 L | 117 L |
