1991 Audi S2 vs. 2008 Audi R8
To start off, 2008 Audi R8 is newer by 17 year(s). Which means there will be less support and parts availability for 1991 Audi S2. In addition, the cost of maintenance, including insurance, on 1991 Audi S2 would be higher. At 4,163 cc (8 cylinders), 2008 Audi R8 is equipped with a bigger engine. In terms of performance, 2008 Audi R8 (420 HP @ 7800 RPM) has 204 more horse power than 1991 Audi S2. (216 HP @ 5900 RPM) In normal driving conditions, 2008 Audi R8 should accelerate faster than 1991 Audi S2. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi S2 weights approximately 245 kg more than 2008 Audi R8.
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, 2008 Audi R8 (430 Nm @ 2500 RPM) has 121 more torque (in Nm) than 1991 Audi S2. (309 Nm @ 1950 RPM). This means 2008 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi S2.
Compare all specifications:
| 1991 Audi S2 | 2008 Audi R8 | |
| Make | Audi | Audi |
| Model | S2 | R8 |
| Year Released | 1991 | 2008 |
| Engine Position | Front | Middle |
| Engine Size | 2226 cc | 4163 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 216 HP | 420 HP |
| Engine RPM | 5900 RPM | 7800 RPM |
| Torque | 309 Nm | 430 Nm |
| Torque RPM | 1950 RPM | 2500 RPM |
| Engine Compression Ratio | 9.3:1 | 12.5:1 |
| Acceleration 0-100mph | 6.1 seconds | 4.6 seconds |
| Drive Type | 4WD | AWD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1420 kg | 1175 kg |
| Vehicle Length | 4410 mm | 4440 mm |
| Vehicle Width | 1720 mm | 1910 mm |
| Vehicle Height | 1380 mm | 1260 mm |
| Wheelbase Size | 2560 mm | 2660 mm |
| Fuel Consumption Overall | 8.3 L/100km | 14.6 L/100km |
| Fuel Tank Capacity | 70 L | 75 L |
