1977 Alfa Romeo Alfasud vs. 2007 Audi A4
To start off, 2007 Audi A4 is newer by 30 year(s). Which means there will be less support and parts availability for 1977 Alfa Romeo Alfasud. In addition, the cost of maintenance, including insurance, on 1977 Alfa Romeo Alfasud would be higher. At 1,984 cc (4 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (197 HP @ 5100 RPM) has 122 more horse power than 1977 Alfa Romeo Alfasud. (75 HP @ 6000 RPM) In normal driving conditions, 2007 Audi A4 should accelerate faster than 1977 Alfa Romeo Alfasud. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 772 kg more than 1977 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, 2007 Audi A4 (280 Nm @ 1800 RPM) has 177 more torque (in Nm) than 1977 Alfa Romeo Alfasud. (103 Nm @ 3500 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1977 Alfa Romeo Alfasud.
Compare all specifications:
| 1977 Alfa Romeo Alfasud | 2007 Audi A4 | |
| Make | Alfa Romeo | Audi |
| Model | Alfasud | A4 |
| Year Released | 1977 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1287 cc | 1984 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 75 HP | 197 HP |
| Engine RPM | 6000 RPM | 5100 RPM |
| Torque | 103 Nm | 280 Nm |
| Torque RPM | 3500 RPM | 1800 RPM |
| Engine Bore Size | 80 mm | 82.5 mm |
| Engine Stroke Size | 64 mm | 92.8 mm |
| Engine Compression Ratio | 9.0:1 | 11.5:1 |
| Top Speed | 169 km/hour | 241 km/hour |
| Acceleration 0-100mph | 12.4 seconds | 7.3 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 838 kg | 1610 kg |
| Vehicle Length | 4030 mm | 4550 mm |
| Vehicle Width | 1620 mm | 1780 mm |
| Vehicle Height | 1310 mm | 1430 mm |
| Wheelbase Size | 2460 mm | 2660 mm |
| Fuel Tank Capacity | 50 L | 70 L |
