1985 Audi 100 vs. 2005 Audi A4
To start off, 2005 Audi A4 is newer by 20 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 2,983 cc (6 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (247 HP @ 6300 RPM) has 113 more horse power than 1985 Audi 100. (134 HP @ 5700 RPM) In normal driving conditions, 2005 Audi A4 should accelerate faster than 1985 Audi 100.
Because 2005 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, 2005 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, 2005 Audi A4 (320 Nm @ 3250 RPM) has 134 more torque (in Nm) than 1985 Audi 100. (186 Nm @ 3500 RPM). This means 2005 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 | 2005 Audi A4 | |
| Make | Audi | Audi |
| Model | 100 | A4 |
| Year Released | 1985 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 2983 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 134 HP | 247 HP |
| Engine RPM | 5700 RPM | 6300 RPM |
| Torque | 186 Nm | 320 Nm |
| Torque RPM | 3500 RPM | 3250 RPM |
| Engine Bore Size | 81 mm | 84.5 mm |
| Engine Stroke Size | 86.4 mm | 92.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4800 mm | 4590 mm |
| Vehicle Width | 1820 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2700 mm | 2660 mm |
