1973 Alfa Romeo Alfasud vs. 2005 Audi A4
To start off, 2005 Audi A4 is newer by 32 year(s). Which means there will be less support and parts availability for 1973 Alfa Romeo Alfasud. In addition, the cost of maintenance, including insurance, on 1973 Alfa Romeo Alfasud would be higher. At 1,984 cc (4 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (129 HP @ 3300 RPM) has 62 more horse power than 1973 Alfa Romeo Alfasud. (67 HP @ 6000 RPM) In normal driving conditions, 2005 Audi A4 should accelerate faster than 1973 Alfa Romeo Alfasud. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 440 kg more than 1973 Alfa Romeo Alfasud. 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, 2005 Audi A4 (195 Nm @ 3300 RPM) has 76 more torque (in Nm) than 1973 Alfa Romeo Alfasud. (119 Nm @ 4000 RPM). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1973 Alfa Romeo Alfasud.
Compare all specifications:
| 1973 Alfa Romeo Alfasud | 2005 Audi A4 | |
| Make | Alfa Romeo | Audi |
| Model | Alfasud | A4 |
| Year Released | 1973 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1186 cc | 1984 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 67 HP | 129 HP |
| Engine RPM | 6000 RPM | 3300 RPM |
| Torque | 119 Nm | 195 Nm |
| Torque RPM | 4000 RPM | 3300 RPM |
| Engine Bore Size | 80 mm | 82.5 mm |
| Engine Stroke Size | 59 mm | 92.8 mm |
| Engine Compression Ratio | 9.0:1 | 10.3:1 |
| Top Speed | 160 km/hour | 212 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 870 kg | 1310 kg |
| Vehicle Length | 3930 mm | 4550 mm |
| Vehicle Width | 1620 mm | 1780 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2520 mm | 2580 mm |
| Fuel Tank Capacity | 50 L | 70 L |
