2006 Opel Astra vs. 1992 Renault 21
To start off, 2006 Opel Astra is newer by 14 year(s). Which means there will be less support and parts availability for 1992 Renault 21. In addition, the cost of maintenance, including insurance, on 1992 Renault 21 would be higher. At 1,721 cc (4 cylinders), 1992 Renault 21 is equipped with a bigger engine. In terms of performance, 1992 Renault 21 (91 HP @ 5200 RPM) has 2 more horse power than 2006 Opel Astra. (89 HP @ 5600 RPM) In normal driving conditions, 1992 Renault 21 should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Astra weights approximately 205 kg more than 1992 Renault 21.
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, 1992 Renault 21 (138 Nm @ 3500 RPM) has 13 more torque (in Nm) than 2006 Opel Astra. (125 Nm @ 4000 RPM). This means 1992 Renault 21 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 2006 Opel Astra | 1992 Renault 21 | |
| Make | Opel | Renault |
| Model | Astra | 21 |
| Year Released | 2006 | 1992 |
| Engine Position | Front | Front |
| Engine Size | 1364 cc | 1721 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 89 HP | 91 HP |
| Engine RPM | 5600 RPM | 5200 RPM |
| Torque | 125 Nm | 138 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 73.5 mm | 81 mm |
| Engine Stroke Size | 80.6 mm | 83.5 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1280 kg | 1075 kg |
| Vehicle Length | 4520 mm | 4650 mm |
| Vehicle Width | 2000 mm | 1720 mm |
| Vehicle Height | 1510 mm | 1430 mm |
| Wheelbase Size | 2710 mm | 2820 mm |
