2005 Audi S4 vs. 1999 Audi R8R
To start off, 2005 Audi S4 is newer by 6 year(s). Which means there will be less support and parts availability for 1999 Audi R8R. In addition, the cost of maintenance, including insurance, on 1999 Audi R8R would be higher. At 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 93 more horse power than 1999 Audi R8R. (247 HP @ 6300 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1999 Audi R8R. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 1838 kg more than 1999 Audi R8R. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 80 more torque (in Nm) than 1999 Audi R8R. (330 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi R8R.
Compare all specifications:
| 2005 Audi S4 | 1999 Audi R8R | |
| Make | Audi | Audi |
| Model | S4 | R8R |
| Year Released | 2005 | 1999 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 4161 cc | 3898 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 247 HP |
| Engine RPM | 6300 RPM | 6300 RPM |
| Torque | 410 Nm | 330 Nm |
| Number of Seats | 4 seats | 1 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1840 kg | 2 kg |
| Vehicle Length | 4580 mm | 4660 mm |
| Vehicle Width | 1780 mm | 2010 mm |
| Vehicle Height | 1400 mm | 1090 mm |
