1994 Opel Astra vs. 1989 Renault 21
To start off, 1994 Opel Astra is newer by 5 year(s). Which means there will be less support and parts availability for 1989 Renault 21. In addition, the cost of maintenance, including insurance, on 1989 Renault 21 would be higher. At 1,995 cc (4 cylinders), 1989 Renault 21 is equipped with a bigger engine. In terms of performance, 1994 Opel Astra (123 HP @ 5600 RPM) has 5 more horse power than 1989 Renault 21. (118 HP @ 5500 RPM). In normal driving conditions, 1994 Opel Astra should accelerate faster than 1989 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 1989 Renault 21 weights approximately 137 kg more than 1994 Opel Astra.
Because 1989 Renault 21 is four wheel drive (4WD), it will have significant more traction and grip than 1994 Opel Astra. In wet, icy, snow, or gravel driving conditions, 1989 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, 1989 Renault 21 (169 Nm @ 4500 RPM) has 1 more torque (in Nm) than 1994 Opel Astra. (168 Nm @ 4800 RPM). This means 1989 Renault 21 will have an easier job in driving up hills or pulling heavy equipment than 1994 Opel Astra.
Compare all specifications:
| 1994 Opel Astra | 1989 Renault 21 | |
| Make | Opel | Renault |
| Model | Astra | 21 |
| Year Released | 1994 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 1795 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 118 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 168 Nm | 169 Nm |
| Torque RPM | 4800 RPM | 4500 RPM |
| Engine Bore Size | 84.8 mm | 88 mm |
| Engine Stroke Size | 79.5 mm | 82 mm |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1113 kg | 1250 kg |
| Vehicle Length | 4060 mm | 4650 mm |
| Vehicle Width | 1800 mm | 1720 mm |
| Vehicle Height | 1420 mm | 1430 mm |
| Wheelbase Size | 2520 mm | 2820 mm |
