2006 Cadillac STS vs. 2007 Subaru Impreza
To start off, 2007 Subaru Impreza is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2006 Cadillac STS would be higher. At 3,563 cc (6 cylinders), 2006 Cadillac STS is equipped with a bigger engine. In terms of performance, 2006 Cadillac STS (253 HP @ 6500 RPM) has 95 more horse power than 2007 Subaru Impreza. (158 HP @ 6400 RPM). In normal driving conditions, 2006 Cadillac STS should accelerate faster than 2007 Subaru Impreza. With that said, vehicle weight also plays an important factor in acceleration. 2006 Cadillac STS weights approximately 407 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 2006 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, 2006 Cadillac STS (342 Nm @ 3200 RPM) has 156 more torque (in Nm) than 2007 Subaru Impreza. (186 Nm @ 3200 RPM). This means 2006 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2007 Subaru Impreza. 2006 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. 2006 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Cadillac STS | 2007 Subaru Impreza | |
| Make | Cadillac | Subaru |
| Model | STS | Impreza |
| Year Released | 2006 | 2007 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3563 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 253 HP | 158 HP |
| Engine RPM | 6500 RPM | 6400 RPM |
| Torque | 342 Nm | 186 Nm |
| Torque RPM | 3200 RPM | 3200 RPM |
| Engine Bore Size | 94 mm | 92 mm |
| Engine Stroke Size | 85.6 mm | 75 mm |
| Engine Compression Ratio | 10.2:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 229 km/hour | 187 km/hour |
| Acceleration 0-100mph | 7.4 seconds | 12.7 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1782 kg | 1375 kg |
| Vehicle Height | 1470 mm | 1740 mm |
| Wheelbase Size | 2960 mm | 2680 mm |
| Fuel Consumption Overall | 12.4 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 66 L | 60 L |
