1977 Alfa Romeo Giulietta vs. 1990 Renault 21
To start off, 1990 Renault 21 is newer by 13 year(s). Which means there will be less support and parts availability for 1977 Alfa Romeo Giulietta. In addition, the cost of maintenance, including insurance, on 1977 Alfa Romeo Giulietta would be higher. At 1,721 cc (4 cylinders), 1990 Renault 21 is equipped with a bigger engine. In terms of performance, 1977 Alfa Romeo Giulietta (125 HP @ 5500 RPM) has 50 more horse power than 1990 Renault 21. (75 HP @ 5000 RPM). In normal driving conditions, 1977 Alfa Romeo Giulietta should accelerate faster than 1990 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 1977 Alfa Romeo Giulietta weights approximately 80 kg more than 1990 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1977 Alfa Romeo Giulietta is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1977 Alfa Romeo Giulietta. However, in wet, icy, snow, or gravel driving conditions, 1990 Renault 21, being front wheel drive (FWD), will offer much better control with better grip. 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, 1977 Alfa Romeo Giulietta (149 Nm) has 20 more torque (in Nm) than 1990 Renault 21. (129 Nm). This means 1977 Alfa Romeo Giulietta will have an easier job in driving up hills or pulling heavy equipment than 1990 Renault 21.
Compare all specifications:
| 1977 Alfa Romeo Giulietta | 1990 Renault 21 | |
| Make | Alfa Romeo | Renault |
| Model | Giulietta | 21 |
| Year Released | 1977 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 1355 cc | 1721 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 125 HP | 75 HP |
| Engine RPM | 5500 RPM | 5000 RPM |
| Torque | 149 Nm | 129 Nm |
| Engine Compression Ratio | 9.0:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1100 kg | 1020 kg |
| Vehicle Length | 4220 mm | 4650 mm |
| Vehicle Width | 1660 mm | 1720 mm |
| Vehicle Height | 1410 mm | 1430 mm |
| Wheelbase Size | 2520 mm | 2820 mm |
