2009 Audi S5 vs. 1989 Audi 100
To start off, 2009 Audi S5 is newer by 20 year(s). Which means there will be less support and parts availability for 1989 Audi 100. In addition, the cost of maintenance, including insurance, on 1989 Audi 100 would be higher. At 4,163 cc (8 cylinders), 2009 Audi S5 is equipped with a bigger engine. In terms of performance, 2009 Audi S5 (354 HP @ 6800 RPM) has 236 more horse power than 1989 Audi 100. (118 HP @ 4250 RPM). In normal driving conditions, 2009 Audi S5 should accelerate faster than 1989 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi S5 weights approximately 450 kg more than 1989 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi S5 is four wheel drive (4WD), it will have significant more traction and grip than 1989 Audi 100. In wet, icy, snow, or gravel driving conditions, 2009 Audi S5 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, 2009 Audi S5 (441 Nm @ 3500 RPM) has 175 more torque (in Nm) than 1989 Audi 100. (266 Nm @ 2250 RPM). This means 2009 Audi S5 will have an easier job in driving up hills or pulling heavy equipment than 1989 Audi 100.
Compare all specifications:
| 2009 Audi S5 | 1989 Audi 100 | |
| Make | Audi | Audi |
| Model | S5 | 100 |
| Year Released | 2009 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2460 cc |
| Engine Cylinders | 8 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 354 HP | 118 HP |
| Engine RPM | 6800 RPM | 4250 RPM |
| Torque | 441 Nm | 266 Nm |
| Torque RPM | 3500 RPM | 2250 RPM |
| Engine Bore Size | 84.5 mm | 81 mm |
| Engine Stroke Size | 92.8 mm | 95.5 mm |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 249 km/hour | 200 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1770 kg | 1320 kg |
| Vehicle Length | 4640 mm | 4800 mm |
| Vehicle Width | 1990 mm | 1820 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2760 mm | 2700 mm |
| Fuel Tank Capacity | 63 L | 60 L |
