1980 Opel Commodore vs. 1991 Opel Astra
To start off, 1991 Opel Astra is newer by 11 year(s). Which means there will be less support and parts availability for 1980 Opel Commodore. In addition, the cost of maintenance, including insurance, on 1980 Opel Commodore would be higher. At 2,490 cc (6 cylinders), 1980 Opel Commodore is equipped with a bigger engine. In terms of performance, 1980 Opel Commodore (115 HP @ 5200 RPM) has 59 more horse power than 1991 Opel Astra. (56 HP @ 4600 RPM). In normal driving conditions, 1980 Opel Commodore should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1980 Opel Commodore weights approximately 262 kg more than 1991 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1980 Opel Commodore 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 1980 Opel Commodore. However, in wet, icy, snow, or gravel driving conditions, 1991 Opel Astra, 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, 1980 Opel Commodore (179 Nm @ 3800 RPM) has 74 more torque (in Nm) than 1991 Opel Astra. (105 Nm @ 2400 RPM). This means 1980 Opel Commodore will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 1980 Opel Commodore | 1991 Opel Astra | |
| Make | Opel | Opel |
| Model | Commodore | Astra |
| Year Released | 1980 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2490 cc | 1700 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 115 HP | 56 HP |
| Engine RPM | 5200 RPM | 4600 RPM |
| Torque | 179 Nm | 105 Nm |
| Torque RPM | 3800 RPM | 2400 RPM |
| Engine Bore Size | 87 mm | 82.5 mm |
| Engine Stroke Size | 69.8 mm | 79.5 mm |
| Engine Compression Ratio | 9.2:1 | 23.0:1 |
| Top Speed | 187 km/hour | 150 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1312 kg | 1050 kg |
| Vehicle Length | 4740 mm | 4060 mm |
| Vehicle Width | 1780 mm | 1670 mm |
| Vehicle Height | 1480 mm | 1430 mm |
| Wheelbase Size | 2680 mm | 2530 mm |
| Fuel Tank Capacity | 70 L | 40 L |
