2008 Audi A4 vs. 1991 Audi S2
To start off, 2008 Audi A4 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 2,226 cc (5 cylinders), 1991 Audi S2 is equipped with a bigger engine. In terms of performance, 1991 Audi S2 (216 HP @ 5900 RPM) has 19 more horse power than 2008 Audi A4. (197 HP @ 5100 RPM) In normal driving conditions, 1991 Audi S2 should accelerate faster than 2008 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A4 weights approximately 70 kg more than 1991 Audi S2.
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, 1991 Audi S2 (309 Nm @ 1950 RPM) has 29 more torque (in Nm) than 2008 Audi A4. (280 Nm @ 1800 RPM). This means 1991 Audi S2 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A4.
Compare all specifications:
| 2008 Audi A4 | 1991 Audi S2 | |
| Make | Audi | Audi |
| Model | A4 | S2 |
| Year Released | 2008 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2226 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 197 HP | 216 HP |
| Engine RPM | 5100 RPM | 5900 RPM |
| Torque | 280 Nm | 309 Nm |
| Torque RPM | 1800 RPM | 1950 RPM |
| Engine Bore Size | 82.6 mm | 81.1 mm |
| Engine Stroke Size | 92.8 mm | 86.4 mm |
| Engine Compression Ratio | 10.5:1 | 9.3:1 |
| Acceleration 0-100mph | 7.2 seconds | 6.1 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1490 kg | 1420 kg |
| Vehicle Length | 4590 mm | 4410 mm |
| Vehicle Width | 1780 mm | 1720 mm |
| Vehicle Height | 1430 mm | 1380 mm |
| Wheelbase Size | 2650 mm | 2560 mm |
| Fuel Consumption Overall | 8.8 L/100km | 8.3 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
