1957 Riley 1.5 vs. 1974 Holden Belmont
To start off, 1974 Holden Belmont is newer by 17 year(s). Which means there will be less support and parts availability for 1957 Riley 1.5. In addition, the cost of maintenance, including insurance, on 1957 Riley 1.5 would be higher. At 4,141 cc (8 cylinders), 1974 Holden Belmont is equipped with a bigger engine. In terms of performance, 1974 Holden Belmont (182 HP @ 4400 RPM) has 119 more horse power than 1957 Riley 1.5. (63 HP @ 5000 RPM) In normal driving conditions, 1974 Holden Belmont should accelerate faster than 1957 Riley 1.5. With that said, vehicle weight also plays an important factor in acceleration. 1974 Holden Belmont weights approximately 430 kg more than 1957 Riley 1.5. 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, 1974 Holden Belmont (357 Nm @ 2400 RPM) has 245 more torque (in Nm) than 1957 Riley 1.5. (112 Nm @ 2500 RPM). This means 1974 Holden Belmont will have an easier job in driving up hills or pulling heavy equipment than 1957 Riley 1.5. 1974 Holden Belmont has automatic transmission and 1957 Riley 1.5 has manual transmission. 1957 Riley 1.5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1974 Holden Belmont will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1957 Riley 1.5 | 1974 Holden Belmont | |
| Make | Riley | Holden |
| Model | 1.5 | Belmont |
| Year Released | 1957 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 1489 cc | 4141 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 63 HP | 182 HP |
| Engine RPM | 5000 RPM | 4400 RPM |
| Torque | 112 Nm | 357 Nm |
| Torque RPM | 2500 RPM | 2400 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 935 kg | 1365 kg |
| Vehicle Length | 3890 mm | 4850 mm |
| Vehicle Width | 1560 mm | 1890 mm |
| Vehicle Height | 1510 mm | 1380 mm |
| Wheelbase Size | 2190 mm | 2830 mm |
