2010 Cadillac STS vs. 2005 Subaru Legacy
To start off, 2010 Cadillac STS is newer by 5 year(s). Which means there will be less support and parts availability for 2005 Subaru Legacy. In addition, the cost of maintenance, including insurance, on 2005 Subaru Legacy would be higher. At 4,600 cc (8 cylinders), 2010 Cadillac STS is equipped with a bigger engine. In terms of performance, 2010 Cadillac STS (320 HP @ 6400 RPM) has 183 more horse power than 2005 Subaru Legacy. (137 HP @ 5600 RPM). In normal driving conditions, 2010 Cadillac STS should accelerate faster than 2005 Subaru Legacy. With that said, vehicle weight also plays an important factor in acceleration. 2010 Cadillac STS weights approximately 456 kg more than 2005 Subaru Legacy. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Subaru Legacy is four wheel drive (4WD), it will have significant more traction and grip than 2010 Cadillac STS. In wet, icy, snow, or gravel driving conditions, 2005 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, 2010 Cadillac STS (427 Nm @ 4400 RPM) has 240 more torque (in Nm) than 2005 Subaru Legacy. (187 Nm @ 4400 RPM). This means 2010 Cadillac STS will have an easier job in driving up hills or pulling heavy equipment than 2005 Subaru Legacy.
Compare all specifications:
| 2010 Cadillac STS | 2005 Subaru Legacy | |
| Make | Cadillac | Subaru |
| Model | STS | Legacy |
| Year Released | 2010 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4600 cc | 1994 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | boxer |
| Horse Power | 320 HP | 137 HP |
| Engine RPM | 6400 RPM | 5600 RPM |
| Torque | 427 Nm | 187 Nm |
| Torque RPM | 4400 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1812 kg | 1356 kg |
| Vehicle Length | 4996 mm | 4670 mm |
| Vehicle Width | 1844 mm | 1740 mm |
| Vehicle Height | 1463 mm | 1430 mm |
| Wheelbase Size | 2957 mm | 2530 mm |
| Fuel Tank Capacity | 64 L | 64 L |
