2003 Subaru Legacy vs. 2013 Cadillac ATS
To start off, 2013 Cadillac ATS is newer by 10 year(s). Which means there will be less support and parts availability for 2003 Subaru Legacy. In addition, the cost of maintenance, including insurance, on 2003 Subaru Legacy would be higher. At 3,600 cc (6 cylinders), 2013 Cadillac ATS is equipped with a bigger engine. In terms of performance, 2013 Cadillac ATS (317 HP @ 6800 RPM) has 61 more horse power than 2003 Subaru Legacy. (256 HP @ 6000 RPM) In normal driving conditions, 2013 Cadillac ATS should accelerate faster than 2003 Subaru Legacy. With that said, vehicle weight also plays an important factor in acceleration. 2013 Cadillac ATS weights approximately 130 kg more than 2003 Subaru Legacy. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2013 Cadillac ATS (373 Nm @ 4800 RPM) has 30 more torque (in Nm) than 2003 Subaru Legacy. (343 Nm @ 2400 RPM). This means 2013 Cadillac ATS will have an easier job in driving up hills or pulling heavy equipment than 2003 Subaru Legacy.
Compare all specifications:
| 2003 Subaru Legacy | 2013 Cadillac ATS | |
| Make | Subaru | Cadillac |
| Model | Legacy | ATS |
| Year Released | 2003 | 2013 |
| Body Type | Sedan | 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 | 256 HP | 317 HP |
| Engine RPM | 6000 RPM | 6800 RPM |
| Torque | 343 Nm | 373 Nm |
| Torque RPM | 2400 RPM | 4800 RPM |
| Engine Bore Size | 92 mm | 94 mm |
| Engine Stroke Size | 75 mm | 86 mm |
| Engine Compression Ratio | 9.5:1 | 11.5 |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 6-speed automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1440 kg | 1570 kg |
| Vehicle Length | 4640 mm | 4643 mm |
| Vehicle Width | 1740 mm | 1806 mm |
| Vehicle Height | 1430 mm | 1417 mm |
| Wheelbase Size | 2680 mm | 2776 mm |
| Fuel Tank Capacity | 64 L | 61 L |
