2006 Subaru Legacy vs. 2011 Cadillac STS
To start off, 2011 Cadillac STS is newer by 5 year(s). Which means there will be less support and parts availability for 2006 Subaru Legacy. In addition, the cost of maintenance, including insurance, on 2006 Subaru Legacy would be higher. At 3,600 cc (6 cylinders), 2011 Cadillac STS is equipped with a bigger engine. In terms of performance, 2011 Cadillac STS (302 HP @ 6300 RPM) has 139 more horse power than 2006 Subaru Legacy. (163 HP @ 6800 RPM) In normal driving conditions, 2011 Cadillac STS should accelerate faster than 2006 Subaru Legacy. With that said, vehicle weight also plays an important factor in acceleration. 2011 Cadillac STS weights approximately 412 kg more than 2006 Subaru Legacy. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Subaru Legacy is four wheel drive (4WD), it will have significant more traction and grip than 2011 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2006 Subaru Legacy 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, 2011 Cadillac STS (368 Nm @ 5200 RPM) has 181 more torque (in Nm) than 2006 Subaru Legacy. (187 Nm @ 3200 RPM). This means 2011 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2006 Subaru Legacy.
Compare all specifications:
| 2006 Subaru Legacy | 2011 Cadillac STS | |
| Make | Subaru | Cadillac |
| Model | Legacy | STS |
| Year Released | 2006 | 2011 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1992 cc | 3600 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | boxer | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 163 HP | 302 HP |
| Engine RPM | 6800 RPM | 6300 RPM |
| Torque | 187 Nm | 368 Nm |
| Torque RPM | 3200 RPM | 5200 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1390 kg | 1802 kg |
| Vehicle Length | 4730 mm | 4996 mm |
| Vehicle Width | 1740 mm | 1844 mm |
| Vehicle Height | 1480 mm | 1463 mm |
| Wheelbase Size | 2680 mm | 2957 mm |
| Fuel Tank Capacity | 64 L | 64 L |
