1997 Audi A8 vs. 1991 Audi S2
To start off, 1997 Audi A8 is newer by 6 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 2,494 cc (6 cylinders), 1997 Audi A8 is equipped with a bigger engine. In terms of performance, 1991 Audi S2 (216 HP @ 5900 RPM) has 66 more horse power than 1997 Audi A8. (150 HP @ 4000 RPM) In normal driving conditions, 1991 Audi S2 should accelerate faster than 1997 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 1997 Audi A8 weights approximately 175 kg more than 1991 Audi S2.
Because 1991 Audi S2 is four wheel drive (4WD), it will have significant more traction and grip than 1997 Audi A8. 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, 1997 Audi A8 (310 Nm @ 1500 RPM) has 1 more torque (in Nm) than 1991 Audi S2. (309 Nm @ 1950 RPM). This means 1997 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi S2.
Compare all specifications:
| 1997 Audi A8 | 1991 Audi S2 | |
| Make | Audi | Audi |
| Model | A8 | S2 |
| Year Released | 1997 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 2226 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Horse Power | 150 HP | 216 HP |
| Engine RPM | 4000 RPM | 5900 RPM |
| Torque | 310 Nm | 309 Nm |
| Torque RPM | 1500 RPM | 1950 RPM |
| Engine Bore Size | 78.3 mm | 81.1 mm |
| Engine Stroke Size | 86.4 mm | 86.4 mm |
| Engine Compression Ratio | 19.5:1 | 9.3:1 |
| Acceleration 0-100mph | 9.9 seconds | 6.1 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1595 kg | 1420 kg |
| Vehicle Length | 5040 mm | 4410 mm |
| Vehicle Width | 1890 mm | 1720 mm |
| Vehicle Height | 1450 mm | 1380 mm |
| Wheelbase Size | 2890 mm | 2560 mm |
| Fuel Tank Capacity | 90 L | 70 L |
