2009 Cadillac STS vs. 2009 Chevrolet Suburban
To start off, both 2009 Cadillac STS and 2009 Chevrolet Suburban were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 5,300 cc (8 cylinders), 2009 Chevrolet Suburban is equipped with a bigger engine. In terms of performance, 2009 Chevrolet Suburban (310 HP @ 5200 RPM) has 8 more horse power than 2009 Cadillac STS. (302 HP @ 6300 RPM) In normal driving conditions, 2009 Chevrolet Suburban should accelerate faster than 2009 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2009 Chevrolet Suburban weights approximately 565 kg more than 2009 Cadillac STS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 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, 2009 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, 2009 Chevrolet Suburban (454 Nm @ 4400 RPM) has 85 more torque (in Nm) than 2009 Cadillac STS. (369 Nm @ 5200 RPM). This means 2009 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 | 2009 Chevrolet Suburban | |
| Make | Cadillac | Chevrolet |
| Model | STS | Suburban |
| Year Released | 2009 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3599 cc | 5300 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 302 HP | 310 HP |
| Engine RPM | 6300 RPM | 5200 RPM |
| Torque | 369 Nm | 454 Nm |
| Torque RPM | 5200 RPM | 4400 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1635 kg | 2200 kg |
| 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 Consumption | 9.1 L/100km | 15.7 L/100km |
| Fuel Consumption City | 13.8 L/100km | 23.5 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 19.6 L/100km |
| Fuel Tank Capacity | 64 L | 117 L |
