1991 Audi S2 vs. 2001 Audi A4
To start off, 2001 Audi A4 is newer by 10 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 2,496 cc (6 cylinders), 2001 Audi A4 is equipped with a bigger engine. In terms of performance, 2001 Audi A4 (247 HP @ 4000 RPM) has 31 more horse power than 1991 Audi S2. (216 HP @ 5900 RPM) In normal driving conditions, 2001 Audi A4 should accelerate faster than 1991 Audi S2. With that said, vehicle weight also plays an important factor in acceleration. 2001 Audi A4 weights approximately 140 kg more than 1991 Audi S2. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Audi S2 is four wheel drive (4WD), it will have significant more traction and grip than 2001 Audi A4. In wet, icy, snow, or gravel driving conditions, 1991 Audi S2 will offer significantly more control. 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, 2001 Audi A4 (350 Nm @ 1400 RPM) has 41 more torque (in Nm) than 1991 Audi S2. (309 Nm @ 1950 RPM). This means 2001 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi S2.
Compare all specifications:
| 1991 Audi S2 | 2001 Audi A4 | |
| Make | Audi | Audi |
| Model | S2 | A4 |
| Year Released | 1991 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 2496 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 216 HP | 247 HP |
| Engine RPM | 5900 RPM | 4000 RPM |
| Torque | 309 Nm | 350 Nm |
| Torque RPM | 1950 RPM | 1400 RPM |
| Engine Bore Size | 81.1 mm | 78.3 mm |
| Engine Stroke Size | 86.4 mm | 86.4 mm |
| Engine Compression Ratio | 9.3:1 | 18.5:1 |
| Acceleration 0-100mph | 6.1 seconds | 9.9 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1420 kg | 1560 kg |
| Vehicle Length | 4410 mm | 4550 mm |
| Vehicle Width | 1720 mm | 1770 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2560 mm | 2660 mm |
| Fuel Tank Capacity | 70 L | 70 L |
