1991 Audi S2 vs. 2009 Audi A8
To start off, 2009 Audi A8 is newer by 18 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 2,772 cc (6 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 1991 Audi S2 (216 HP @ 5900 RPM) has 9 more horse power than 2009 Audi A8. (207 HP @ 5500 RPM). In normal driving conditions, 1991 Audi S2 should accelerate faster than 2009 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 270 kg more than 1991 Audi S2.
Because 1991 Audi S2 is four wheel drive (4WD), it will have significant more traction and grip than 2009 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, 1991 Audi S2 (309 Nm @ 1950 RPM) has 29 more torque (in Nm) than 2009 Audi A8. (280 Nm @ 3000 RPM). This means 1991 Audi S2 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A8.
Compare all specifications:
| 1991 Audi S2 | 2009 Audi A8 | |
| Make | Audi | Audi |
| Model | S2 | A8 |
| Year Released | 1991 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 2772 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 216 HP | 207 HP |
| Engine RPM | 5900 RPM | 5500 RPM |
| Torque | 309 Nm | 280 Nm |
| Torque RPM | 1950 RPM | 3000 RPM |
| Engine Bore Size | 81.1 mm | 84.5 mm |
| Engine Stroke Size | 86.4 mm | 82.4 mm |
| Engine Compression Ratio | 9.3:1 | 12.5:1 |
| Acceleration 0-100mph | 6.1 seconds | 8 seconds |
| Drive Type | 4WD | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1420 kg | 1690 kg |
| Vehicle Length | 4410 mm | 5070 mm |
| Vehicle Width | 1720 mm | 1900 mm |
| Vehicle Height | 1380 mm | 1450 mm |
| Wheelbase Size | 2560 mm | 2950 mm |
| Fuel Consumption Overall | 8.3 L/100km | 8.3 L/100km |
| Fuel Tank Capacity | 70 L | 90 L |
