1985 Audi 100 vs. 2004 Audi A4
To start off, 2004 Audi A4 is newer by 19 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 1,984 cc (4 cylinders), 2004 Audi A4 is equipped with a bigger engine. In terms of performance, 2004 Audi A4 (187 HP @ 5100 RPM) has 87 more horse power than 1985 Audi 100. (100 HP @ 5600 RPM) In normal driving conditions, 2004 Audi A4 should accelerate faster than 1985 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 395 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 2004 Audi A4 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, 2004 Audi A4 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, 2004 Audi A4 (280 Nm @ 1800 RPM) has 130 more torque (in Nm) than 1985 Audi 100. (150 Nm @ 3200 RPM). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1985 Audi 100.
Compare all specifications:
| 1985 Audi 100 | 2004 Audi A4 | |
| Make | Audi | Audi |
| Model | 100 | A4 |
| Year Released | 1985 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1921 cc | 1984 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 187 HP |
| Engine RPM | 5600 RPM | 5100 RPM |
| Torque | 150 Nm | 280 Nm |
| Torque RPM | 3200 RPM | 1800 RPM |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Top Speed | 171 km/hour | 233 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1145 kg | 1540 kg |
| Vehicle Length | 4800 mm | 4590 mm |
| Vehicle Width | 1820 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2700 mm | 2470 mm |
