1958 Riley One-Point-Five vs. 1978 Holden Sunbird
To start off, 1978 Holden Sunbird is newer by 20 year(s). Which means there will be less support and parts availability for 1958 Riley One-Point-Five. In addition, the cost of maintenance, including insurance, on 1958 Riley One-Point-Five would be higher. At 1,897 cc (4 cylinders), 1978 Holden Sunbird is equipped with a bigger engine. In terms of performance, 1978 Holden Sunbird (96 HP @ 5200 RPM) has 34 more horse power than 1958 Riley One-Point-Five. (62 HP @ 4500 RPM) In normal driving conditions, 1978 Holden Sunbird should accelerate faster than 1958 Riley One-Point-Five. With that said, vehicle weight also plays an important factor in acceleration. 1978 Holden Sunbird weights approximately 225 kg more than 1958 Riley One-Point-Five. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1978 Holden Sunbird (157 Nm @ 3600 RPM) has 45 more torque (in Nm) than 1958 Riley One-Point-Five. (112 Nm @ 3000 RPM). This means 1978 Holden Sunbird will have an easier job in driving up hills or pulling heavy equipment than 1958 Riley One-Point-Five.
Compare all specifications:
| 1958 Riley One-Point-Five | 1978 Holden Sunbird | |
| Make | Riley | Holden |
| Model | One-Point-Five | Sunbird |
| Year Released | 1958 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 1489 cc | 1897 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 62 HP | 96 HP |
| Engine RPM | 4500 RPM | 5200 RPM |
| Torque | 112 Nm | 157 Nm |
| Torque RPM | 3000 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 935 kg | 1160 kg |
| Vehicle Length | 3890 mm | 4500 mm |
| Vehicle Width | 1560 mm | 1710 mm |
| Vehicle Height | 1530 mm | 1340 mm |
| Wheelbase Size | 2190 mm | 2590 mm |
