1958 Armstrong Siddeley Star Sapphire vs. 1964 Holden EJ
To start off, 1964 Holden EJ is newer by 6 year(s). Which means there will be less support and parts availability for 1958 Armstrong Siddeley Star Sapphire. In addition, the cost of maintenance, including insurance, on 1958 Armstrong Siddeley Star Sapphire would be higher. At 3,990 cc (6 cylinders), 1958 Armstrong Siddeley Star Sapphire is equipped with a bigger engine. In terms of performance, 1958 Armstrong Siddeley Star Sapphire (145 HP @ 4250 RPM) has 81 more horse power than 1964 Holden EJ. (64 HP @ 4200 RPM). In normal driving conditions, 1958 Armstrong Siddeley Star Sapphire should accelerate faster than 1964 Holden EJ. With that said, vehicle weight also plays an important factor in acceleration. 1958 Armstrong Siddeley Star Sapphire weights approximately 648 kg more than 1964 Holden EJ. 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, 1958 Armstrong Siddeley Star Sapphire (312 Nm @ 2000 RPM) has 149 more torque (in Nm) than 1964 Holden EJ. (163 Nm @ 1400 RPM). This means 1958 Armstrong Siddeley Star Sapphire will have an easier job in driving up hills or pulling heavy equipment than 1964 Holden EJ.
Compare all specifications:
| 1958 Armstrong Siddeley Star Sapphire | 1964 Holden EJ | |
| Make | Armstrong Siddeley | Holden |
| Model | Star Sapphire | EJ |
| Year Released | 1958 | 1964 |
| Engine Position | Front | Front |
| Engine Size | 3990 cc | 2260 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 145 HP | 64 HP |
| Engine RPM | 4250 RPM | 4200 RPM |
| Torque | 312 Nm | 163 Nm |
| Torque RPM | 2000 RPM | 1400 RPM |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1778 kg | 1130 kg |
| Vehicle Length | 4940 mm | 4500 mm |
| Vehicle Width | 1890 mm | 1740 mm |
| Vehicle Height | 1580 mm | 1480 mm |
| Wheelbase Size | 2900 mm | 2680 mm |
