1955 Armstrong Siddeley Sapphire vs. 1974 Holden Belmont
To start off, 1974 Holden Belmont is newer by 19 year(s). Which means there will be less support and parts availability for 1955 Armstrong Siddeley Sapphire. In addition, the cost of maintenance, including insurance, on 1955 Armstrong Siddeley Sapphire would be higher. At 5,042 cc (8 cylinders), 1974 Holden Belmont is equipped with a bigger engine. In terms of performance, 1974 Holden Belmont (239 HP @ 4600 RPM) has 114 more horse power than 1955 Armstrong Siddeley Sapphire. (125 HP @ 4700 RPM) In normal driving conditions, 1974 Holden Belmont should accelerate faster than 1955 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1955 Armstrong Siddeley Sapphire weights approximately 465 kg more than 1974 Holden Belmont.
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 (427 Nm @ 3000 RPM) has 180 more torque (in Nm) than 1955 Armstrong Siddeley Sapphire. (247 Nm @ 2000 RPM). This means 1974 Holden Belmont will have an easier job in driving up hills or pulling heavy equipment than 1955 Armstrong Siddeley Sapphire. 1974 Holden Belmont has automatic transmission and 1955 Armstrong Siddeley Sapphire has manual transmission. 1955 Armstrong Siddeley Sapphire 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:
| 1955 Armstrong Siddeley Sapphire | 1974 Holden Belmont | |
| Make | Armstrong Siddeley | Holden |
| Model | Sapphire | Belmont |
| Year Released | 1955 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 3435 cc | 5042 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 125 HP | 239 HP |
| Engine RPM | 4700 RPM | 4600 RPM |
| Torque | 247 Nm | 427 Nm |
| Torque RPM | 2000 RPM | 3000 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1830 kg | 1365 kg |
| Vehicle Length | 5390 mm | 4850 mm |
| Vehicle Width | 1840 mm | 1890 mm |
| Vehicle Height | 1680 mm | 1380 mm |
| Wheelbase Size | 3380 mm | 2830 mm |
