2009 Audi A5 vs. 1985 Audi 100
To start off, 2009 Audi A5 is newer by 24 year(s). Which means there will be less support and parts availability for 1985 Audi 100. In addition, the cost of maintenance, including insurance, on 1985 Audi 100 would be higher. At 3,197 cc (6 cylinders), 2009 Audi A5 is equipped with a bigger engine. In terms of performance, 2009 Audi A5 (261 HP @ 6500 RPM) has 174 more horse power than 1985 Audi 100. (87 HP @ 4500 RPM). In normal driving conditions, 2009 Audi A5 should accelerate faster than 1985 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A5 weights approximately 234 kg more than 1985 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A5 is four wheel drive (4WD), it will have significant more traction and grip than 1985 Audi 100. In wet, icy, snow, or gravel driving conditions, 2009 Audi A5 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 A5 (330 Nm @ 3000 RPM) has 158 more torque (in Nm) than 1985 Audi 100. (172 Nm @ 2750 RPM). This means 2009 Audi A5 will have an easier job in driving up hills or pulling heavy equipment than 1985 Audi 100.
Compare all specifications:
| 2009 Audi A5 | 1985 Audi 100 | |
| Make | Audi | Audi |
| Model | A5 | 100 |
| Year Released | 2009 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 3197 cc | 1986 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Horse Power | 261 HP | 87 HP |
| Engine RPM | 6500 RPM | 4500 RPM |
| Torque | 330 Nm | 172 Nm |
| Torque RPM | 3000 RPM | 2750 RPM |
| Engine Compression Ratio | 10.5:1 | 23.0:1 |
| Top Speed | 250 km/hour | 179 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1536 kg | 1302 kg |
| Vehicle Length | 4630 mm | 4800 mm |
| Vehicle Width | 1860 mm | 1820 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2760 mm | 2700 mm |
| Fuel Tank Capacity | 64 L | 80 L |
