2008 Cadillac STS vs. 2009 Chevrolet Suburban
To start off, 2009 Chevrolet Suburban is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2008 Cadillac STS would be higher. At 5,300 cc (8 cylinders), 2009 Chevrolet Suburban is equipped with a bigger engine. In terms of performance, 2009 Chevrolet Suburban (307 HP @ 5200 RPM) has 5 more horse power than 2008 Cadillac STS. (302 HP @ 6300 RPM) In normal driving conditions, 2009 Chevrolet Suburban should accelerate faster than 2008 Cadillac STS.
Because 2008 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 2009 Chevrolet Suburban. In wet, icy, snow, or gravel driving conditions, 2008 Cadillac STS 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, 2008 Cadillac STS (369 Nm @ 5200 RPM) has 34 more torque (in Nm) than 2009 Chevrolet Suburban. (335 Nm @ 4400 RPM). This means 2008 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2009 Chevrolet Suburban.
Compare all specifications:
| 2008 Cadillac STS | 2009 Chevrolet Suburban | |
| Make | Cadillac | Chevrolet |
| Model | STS | Suburban |
| Year Released | 2008 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3600 cc | 5300 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 302 HP | 307 HP |
| Engine RPM | 6300 RPM | 5200 RPM |
| Torque | 369 Nm | 335 Nm |
| Torque RPM | 5200 RPM | 4400 RPM |
| Engine Compression Ratio | 11.3:1 | 9.9:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 9 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5000 mm | 5660 mm |
| Vehicle Width | 1850 mm | 2020 mm |
| Vehicle Height | 1470 mm | 1960 mm |
| Wheelbase Size | 2960 mm | 3310 mm |
| Fuel Tank Capacity | 64 L | 117 L |
