1958 Armstrong Siddeley Star Sapphire vs. 2009 Zenvo ST1
To start off, 2009 Zenvo ST1 is newer by 51 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 7,000 cc (8 cylinders), 2009 Zenvo ST1 is equipped with a bigger engine. In terms of performance, 2009 Zenvo ST1 (1,104 HP @ 6900 RPM) has 959 more horse power than 1958 Armstrong Siddeley Star Sapphire. (145 HP @ 4250 RPM) In normal driving conditions, 2009 Zenvo ST1 should accelerate faster than 1958 Armstrong Siddeley Star Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1958 Armstrong Siddeley Star Sapphire weights approximately 402 kg more than 2009 Zenvo ST1.
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, 2009 Zenvo ST1 (1,430 Nm @ 4500 RPM) has 1118 more torque (in Nm) than 1958 Armstrong Siddeley Star Sapphire. (312 Nm @ 2000 RPM). This means 2009 Zenvo ST1 will have an easier job in driving up hills or pulling heavy equipment than 1958 Armstrong Siddeley Star Sapphire. 1958 Armstrong Siddeley Star Sapphire has automatic transmission and 2009 Zenvo ST1 has manual transmission. 2009 Zenvo ST1 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1958 Armstrong Siddeley Star Sapphire will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1958 Armstrong Siddeley Star Sapphire | 2009 Zenvo ST1 | |
| Make | Armstrong Siddeley | Zenvo |
| Model | Star Sapphire | ST1 |
| Year Released | 1958 | 2009 |
| Engine Position | Front | Middle |
| Engine Size | 3990 cc | 7000 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 145 HP | 1104 HP |
| Engine RPM | 4250 RPM | 6900 RPM |
| Torque | 312 Nm | 1430 Nm |
| Torque RPM | 2000 RPM | 4500 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1778 kg | 1376 kg |
| Vehicle Length | 4940 mm | 4665 mm |
| Vehicle Width | 1890 mm | 2041 mm |
| Vehicle Height | 1580 mm | 1198 mm |
| Wheelbase Size | 2900 mm | 3055 mm |
