1998 Opel Astra vs. 1990 Renault 21
To start off, 1998 Opel Astra is newer by 8 year(s). Which means there will be less support and parts availability for 1990 Renault 21. In addition, the cost of maintenance, including insurance, on 1990 Renault 21 would be higher. At 2,068 cc (4 cylinders), 1990 Renault 21 is equipped with a bigger engine. In terms of performance, 1990 Renault 21 (175 HP @ 5200 RPM) has 86 more horse power than 1998 Opel Astra. (89 HP @ 6000 RPM) In normal driving conditions, 1990 Renault 21 should accelerate faster than 1998 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1990 Renault 21 weights approximately 155 kg more than 1998 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1990 Renault 21 is four wheel drive (4WD), it will have significant more traction and grip than 1998 Opel Astra. In wet, icy, snow, or gravel driving conditions, 1990 Renault 21 will offer significantly more control. 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, 1990 Renault 21 (271 Nm @ 3000 RPM) has 144 more torque (in Nm) than 1998 Opel Astra. (127 Nm @ 4000 RPM). This means 1990 Renault 21 will have an easier job in driving up hills or pulling heavy equipment than 1998 Opel Astra.
Compare all specifications:
| 1998 Opel Astra | 1990 Renault 21 | |
| Make | Opel | Renault |
| Model | Astra | 21 |
| Year Released | 1998 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 1389 cc | 2068 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 89 HP | 175 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 127 Nm | 271 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Engine Bore Size | 77.6 mm | 88 mm |
| Engine Stroke Size | 73.4 mm | 82 mm |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1190 kg | 1345 kg |
| Vehicle Length | 4300 mm | 4650 mm |
| Vehicle Width | 1720 mm | 1720 mm |
| Vehicle Height | 1470 mm | 1450 mm |
| Wheelbase Size | 2620 mm | 2610 mm |
