2007 Audi S4 vs. 2003 Subaru Legacy
To start off, 2007 Audi S4 is newer by 4 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 4,163 cc (8 cylinders), 2007 Audi S4 is equipped with a bigger engine. In terms of performance, 2007 Audi S4 (340 HP @ 7000 RPM) has 64 more horse power than 2003 Subaru Legacy. (276 HP @ 6400 RPM). In normal driving conditions, 2007 Audi S4 should accelerate faster than 2003 Subaru Legacy. With that said, vehicle weight also plays an important factor in acceleration. 2003 Subaru Legacy weights approximately 135 kg more than 2007 Audi S4.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2007 Audi S4 (411 Nm @ 3500 RPM) has 68 more torque (in Nm) than 2003 Subaru Legacy. (343 Nm @ 2400 RPM). This means 2007 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Subaru Legacy.
Compare all specifications:
| 2007 Audi S4 | 2003 Subaru Legacy | |
| Make | Audi | Subaru |
| Model | S4 | Legacy |
| Year Released | 2007 | 2003 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1994 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 276 HP |
| Engine RPM | 7000 RPM | 6400 RPM |
| Torque | 411 Nm | 343 Nm |
| Torque RPM | 3500 RPM | 2400 RPM |
| Engine Bore Size | 84.5 mm | 92 mm |
| Engine Stroke Size | 93 mm | 75 mm |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1275 kg | 1410 kg |
| Vehicle Length | 4580 mm | 4640 mm |
| Vehicle Width | 1790 mm | 1740 mm |
| Vehicle Height | 1450 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2680 mm |
| Fuel Tank Capacity | 63 L | 64 L |
