1983 Alfa Romeo Alfasud vs. 1990 Renault 21
To start off, 1990 Renault 21 is newer by 7 year(s). Which means there will be less support and parts availability for 1983 Alfa Romeo Alfasud. In addition, the cost of maintenance, including insurance, on 1983 Alfa Romeo Alfasud would be higher. At 1,720 cc (4 cylinders), 1990 Renault 21 is equipped with a bigger engine. In terms of performance, 1983 Alfa Romeo Alfasud (104 HP @ 6000 RPM) has 29 more horse power than 1990 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 1983 Alfa Romeo Alfasud should accelerate faster than 1990 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 1990 Renault 21 weights approximately 85 kg more than 1983 Alfa Romeo Alfasud.
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, 1983 Alfa Romeo Alfasud (133 Nm @ 4000 RPM) has 4 more torque (in Nm) than 1990 Renault 21. (129 Nm @ 3250 RPM). This means 1983 Alfa Romeo Alfasud will have an easier job in driving up hills or pulling heavy equipment than 1990 Renault 21.
Compare all specifications:
| 1983 Alfa Romeo Alfasud | 1990 Renault 21 | |
| Make | Alfa Romeo | Renault |
| Model | Alfasud | 21 |
| Year Released | 1983 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 1488 cc | 1720 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 104 HP | 75 HP |
| Engine RPM | 6000 RPM | 5000 RPM |
| Torque | 133 Nm | 129 Nm |
| Torque RPM | 4000 RPM | 3250 RPM |
| Engine Bore Size | 84 mm | 81 mm |
| Engine Stroke Size | 67.2 mm | 83.5 mm |
| Engine Compression Ratio | 9.5:1 | 9.2:1 |
| Top Speed | 180 km/hour | 176 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 870 kg | 955 kg |
| Vehicle Length | 3980 mm | 4470 mm |
| Vehicle Width | 1620 mm | 1730 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2460 mm | 2550 mm |
| Fuel Tank Capacity | 50 L | 55 L |
