2009 Cadillac STS vs. 2007 GMC Savana
To start off, 2009 Cadillac STS is newer by 2 year(s). Which means there will be less support and parts availability for 2007 GMC Savana. In addition, the cost of maintenance, including insurance, on 2007 GMC Savana would be higher. At 4,565 cc (8 cylinders), 2009 Cadillac STS is equipped with a bigger engine. In terms of performance, 2009 Cadillac STS (320 HP @ 6400 RPM) has 125 more horse power than 2007 GMC Savana. (195 HP @ 4600 RPM). In normal driving conditions, 2009 Cadillac STS should accelerate faster than 2007 GMC Savana. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Savana weights approximately 770 kg more than 2009 Cadillac STS.
Because 2007 GMC Savana 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, 2007 GMC Savana 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 (427 Nm @ 4400 RPM) has 74 more torque (in Nm) than 2007 GMC Savana. (353 Nm @ 2800 RPM). This means 2009 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2007 GMC Savana.
Compare all specifications:
| 2009 Cadillac STS | 2007 GMC Savana | |
| Make | Cadillac | GMC |
| Model | STS | Savana |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Van |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 4294 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 320 HP | 195 HP |
| Engine RPM | 6400 RPM | 4600 RPM |
| Torque | 427 Nm | 353 Nm |
| Torque RPM | 4400 RPM | 2800 RPM |
| Engine Compression Ratio | 10.2:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 15 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1560 kg | 2330 kg |
| Vehicle Length | 5000 mm | 5700 mm |
| Vehicle Width | 1850 mm | 2020 mm |
| Vehicle Height | 1470 mm | 2080 mm |
| Wheelbase Size | 2960 mm | 3440 mm |
| Fuel Consumption | 9.8 L/100km | 12.4 L/100km |
| Fuel Consumption Overall | 13.1 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 64 L | 117 L |
