1983 Alfa Romeo Alfasud vs. 1987 Renault 21
To start off, 1987 Renault 21 is newer by 4 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 1,995 cc (4 cylinders), 1987 Renault 21 is equipped with a bigger engine. In terms of performance, 1987 Renault 21 (175 HP @ 5200 RPM) has 90 more horse power than 1983 Alfa Romeo Alfasud. (85 HP @ 6000 RPM) In normal driving conditions, 1987 Renault 21 should accelerate faster than 1983 Alfa Romeo Alfasud. With that said, vehicle weight also plays an important factor in acceleration. 1987 Renault 21 weights approximately 300 kg more than 1983 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, 1987 Renault 21 (270 Nm @ 3000 RPM) has 159 more torque (in Nm) than 1983 Alfa Romeo Alfasud. (111 Nm @ 3500 RPM). This means 1987 Renault 21 will have an easier job in driving up hills or pulling heavy equipment than 1983 Alfa Romeo Alfasud.
Compare all specifications:
| 1983 Alfa Romeo Alfasud | 1987 Renault 21 | |
| Make | Alfa Romeo | Renault |
| Model | Alfasud | 21 |
| Year Released | 1983 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 1350 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 85 HP | 175 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 111 Nm | 270 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Engine Bore Size | 80 mm | 88 mm |
| Engine Stroke Size | 67.2 mm | 82 mm |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 890 kg | 1190 kg |
| Vehicle Length | 4030 mm | 4650 mm |
| Vehicle Width | 1630 mm | 1720 mm |
| Vehicle Height | 1310 mm | 1380 mm |
| Wheelbase Size | 2460 mm | 2610 mm |
