2006 Audi A8 vs. 2003 Subaru R2
To start off, 2006 Audi A8 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Subaru R2. In addition, the cost of maintenance, including insurance, on 2003 Subaru R2 would be higher. At 5,997 cc, 2006 Audi A8 is equipped with a bigger engine. In terms of performance, 2006 Audi A8 (450 HP @ 6200 RPM) has 406 more horse power than 2003 Subaru R2. (44 HP @ 6000 RPM). In normal driving conditions, 2006 Audi A8 should accelerate faster than 2003 Subaru R2. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A8 weights approximately 1335 kg more than 2003 Subaru R2. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2006 Audi A8 (580 Nm @ 4000 RPM) has 522 more torque (in Nm) than 2003 Subaru R2. (58 Nm @ 5200 RPM). This means 2006 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2003 Subaru R2.
Compare all specifications:
| 2006 Audi A8 | 2003 Subaru R2 | |
| Make | Audi | Subaru |
| Model | A8 | R2 |
| Year Released | 2006 | 2003 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5997 cc | 658 cc |
| Engine Type | W | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 450 HP | 44 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 580 Nm | 58 Nm |
| Torque RPM | 4000 RPM | 5200 RPM |
| Engine Bore Size | 84 mm | 56 mm |
| Engine Stroke Size | 90.2 mm | 66.8 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Drive Type | 4WD | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2145 kg | 810 kg |
| Vehicle Length | 5200 mm | 3400 mm |
| Vehicle Width | 1900 mm | 1480 mm |
| Vehicle Height | 1460 mm | 1530 mm |
| Wheelbase Size | 3080 mm | 2370 mm |
| Fuel Tank Capacity | 90 L | 30 L |
