2003 Audi A4 vs. 1971 Audi 100
To start off, 2003 Audi A4 is newer by 32 year(s). Which means there will be less support and parts availability for 1971 Audi 100. In addition, the cost of maintenance, including insurance, on 1971 Audi 100 would be higher. At 1,760 cc (4 cylinders), 1971 Audi 100 is equipped with a bigger engine. In terms of performance, 2003 Audi A4 (113 HP @ 5800 RPM) has 34 more horse power than 1971 Audi 100. (79 HP @ 5000 RPM). In normal driving conditions, 2003 Audi A4 should accelerate faster than 1971 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi A4 weights approximately 245 kg more than 1971 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2003 Audi A4 (148 Nm @ 3800 RPM) has 12 more torque (in Nm) than 1971 Audi 100. (136 Nm @ 3000 RPM). This means 2003 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1971 Audi 100.
Compare all specifications:
| 2003 Audi A4 | 1971 Audi 100 | |
| Make | Audi | Audi |
| Model | A4 | 100 |
| Year Released | 2003 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 1595 cc | 1760 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 113 HP | 79 HP |
| Engine RPM | 5800 RPM | 5000 RPM |
| Torque | 148 Nm | 136 Nm |
| Torque RPM | 3800 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1295 kg | 1050 kg |
| Vehicle Length | 4590 mm | 4590 mm |
| Vehicle Width | 1770 mm | 1730 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2690 mm |
