2009 Cadillac STS vs. 2007 Subaru Impreza
To start off, 2009 Cadillac STS is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Subaru Impreza. In addition, the cost of maintenance, including insurance, on 2007 Subaru Impreza 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 78 more horse power than 2007 Subaru Impreza. (224 HP @ 5600 RPM). In normal driving conditions, 2009 Cadillac STS should accelerate faster than 2007 Subaru Impreza. With that said, vehicle weight also plays an important factor in acceleration. 2009 Cadillac STS weights approximately 237 kg more than 2007 Subaru Impreza. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Subaru Impreza 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 Subaru Impreza 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 63 more torque (in Nm) than 2007 Subaru Impreza. (306 Nm @ 3600 RPM). This means 2009 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2007 Subaru Impreza. 2009 Cadillac STS has automatic transmission and 2007 Subaru Impreza has manual transmission. 2007 Subaru Impreza 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 | 2007 Subaru Impreza | |
| Make | Cadillac | Subaru |
| Model | STS | Impreza |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3599 cc | 2457 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 302 HP | 224 HP |
| Engine RPM | 6300 RPM | 5600 RPM |
| Torque | 369 Nm | 306 Nm |
| Torque RPM | 5200 RPM | 3600 RPM |
| Engine Compression Ratio | 11.3:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| 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 | 1398 kg |
| Vehicle Length | 5000 mm | 4470 mm |
| Vehicle Width | 1850 mm | 1750 mm |
| Vehicle Height | 1470 mm | 1750 mm |
| Wheelbase Size | 2960 mm | 2530 mm |
| Fuel Consumption | 9.1 L/100km | 9.1 L/100km |
| Fuel Consumption City | 13.8 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 10.9 L/100km |
| Fuel Tank Capacity | 64 L | 60 L |
