1991 Opel Astra vs. 1968 Opel Commodore
To start off, 1991 Opel Astra is newer by 23 year(s). Which means there will be less support and parts availability for 1968 Opel Commodore. In addition, the cost of maintenance, including insurance, on 1968 Opel Commodore would be higher. At 2,490 cc (6 cylinders), 1968 Opel Commodore is equipped with a bigger engine. In terms of performance, 1968 Opel Commodore (150 HP @ 5800 RPM) has 50 more horse power than 1991 Opel Astra. (100 HP @ 5600 RPM) In normal driving conditions, 1968 Opel Commodore should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1968 Opel Commodore weights approximately 180 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 1968 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 1968 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, 1968 Opel Commodore (198 Nm @ 4500 RPM) has 63 more torque (in Nm) than 1991 Opel Astra. (135 Nm @ 3400 RPM). This means 1968 Opel Commodore will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 1991 Opel Astra | 1968 Opel Commodore | |
| Make | Opel | Opel |
| Model | Astra | Commodore |
| Year Released | 1991 | 1968 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 2490 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 150 HP |
| Engine RPM | 5600 RPM | 5800 RPM |
| Torque | 135 Nm | 198 Nm |
| Torque RPM | 3400 RPM | 4500 RPM |
| Engine Bore Size | 79 mm | 87 mm |
| Engine Stroke Size | 81.5 mm | 69.8 mm |
| Top Speed | 190 km/hour | 192 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1030 kg | 1210 kg |
| Vehicle Length | 4250 mm | 4580 mm |
| Vehicle Width | 1690 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2530 mm | 2670 mm |
| Fuel Tank Capacity | 52 L | 70 L |
