1976 Holden Sunbird vs. 1991 Opel Astra
To start off, 1991 Opel Astra is newer by 15 year(s). Which means there will be less support and parts availability for 1976 Holden Sunbird. In addition, the cost of maintenance, including insurance, on 1976 Holden Sunbird would be higher. At 5,044 cc (8 cylinders), 1976 Holden Sunbird is equipped with a bigger engine. In terms of performance, 1976 Holden Sunbird (247 HP @ 5000 RPM) has 191 more horse power than 1991 Opel Astra. (56 HP @ 4600 RPM). In normal driving conditions, 1976 Holden Sunbird should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1976 Holden Sunbird weights approximately 245 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 1976 Holden Sunbird 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 1976 Holden Sunbird. 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, 1976 Holden Sunbird (436 Nm @ 3400 RPM) has 331 more torque (in Nm) than 1991 Opel Astra. (105 Nm @ 2400 RPM). This means 1976 Holden Sunbird will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 1976 Holden Sunbird | 1991 Opel Astra | |
| Make | Holden | Opel |
| Model | Sunbird | Astra |
| Year Released | 1976 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 5044 cc | 1698 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 247 HP | 56 HP |
| Engine RPM | 5000 RPM | 4600 RPM |
| Torque | 436 Nm | 105 Nm |
| Torque RPM | 3400 RPM | 2400 RPM |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1280 kg | 1035 kg |
| Vehicle Length | 4500 mm | 4250 mm |
| Vehicle Width | 1710 mm | 1690 mm |
| Vehicle Height | 1340 mm | 1430 mm |
| Wheelbase Size | 2590 mm | 2530 mm |
