1977 Holden Sunbird vs. 2004 Opel Vectra
To start off, 2004 Opel Vectra is newer by 27 year(s). Which means there will be less support and parts availability for 1977 Holden Sunbird. In addition, the cost of maintenance, including insurance, on 1977 Holden Sunbird would be higher. At 1,995 cc (4 cylinders), 2004 Opel Vectra is equipped with a bigger engine. In terms of performance, 2004 Opel Vectra (173 HP @ 5500 RPM) has 77 more horse power than 1977 Holden Sunbird. (96 HP @ 5200 RPM) In normal driving conditions, 2004 Opel Vectra should accelerate faster than 1977 Holden Sunbird. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Vectra weights approximately 325 kg more than 1977 Holden Sunbird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1977 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 1977 Holden Sunbird. However, in wet, icy, snow, or gravel driving conditions, 2004 Opel Vectra, 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, 2004 Opel Vectra (229 Nm @ 2500 RPM) has 72 more torque (in Nm) than 1977 Holden Sunbird. (157 Nm @ 3600 RPM). This means 2004 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1977 Holden Sunbird.
Compare all specifications:
| 1977 Holden Sunbird | 2004 Opel Vectra | |
| Make | Holden | Opel |
| Model | Sunbird | Vectra |
| Year Released | 1977 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1897 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 96 HP | 173 HP |
| Engine RPM | 5200 RPM | 5500 RPM |
| Torque | 157 Nm | 229 Nm |
| Torque RPM | 3600 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1160 kg | 1485 kg |
| Vehicle Length | 4500 mm | 4600 mm |
| Vehicle Width | 1710 mm | 1800 mm |
| Vehicle Height | 1340 mm | 1470 mm |
| Wheelbase Size | 2590 mm | 2710 mm |
