1976 Holden Sunbird vs. 2001 Opel Signum
To start off, 2001 Opel Signum is newer by 25 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 2,958 cc (6 cylinders), 2001 Opel Signum is equipped with a bigger engine. In terms of performance, 2001 Opel Signum (175 HP @ 4000 RPM) has 71 more horse power than 1976 Holden Sunbird. (104 HP @ 4000 RPM) In normal driving conditions, 2001 Opel Signum should accelerate faster than 1976 Holden Sunbird. With that said, vehicle weight also plays an important factor in acceleration. 2001 Opel Signum weights approximately 525 kg more than 1976 Holden Sunbird. 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, 2001 Opel Signum, 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, 2001 Opel Signum (370 Nm @ 1900 RPM) has 146 more torque (in Nm) than 1976 Holden Sunbird. (224 Nm @ 2400 RPM). This means 2001 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1976 Holden Sunbird.
Compare all specifications:
| 1976 Holden Sunbird | 2001 Opel Signum | |
| Make | Holden | Opel |
| Model | Sunbird | Signum |
| Year Released | 1976 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 2832 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 104 HP | 175 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 224 Nm | 370 Nm |
| Torque RPM | 2400 RPM | 1900 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Vehicle Weight | 1145 kg | 1670 kg |
| Vehicle Length | 4500 mm | 4640 mm |
| Vehicle Width | 1710 mm | 1800 mm |
| Vehicle Height | 1340 mm | 1470 mm |
| Wheelbase Size | 2590 mm | 2710 mm |
