1956 Armstrong Siddeley Sapphire vs. 1988 Opel Vectra
To start off, 1988 Opel Vectra is newer by 32 year(s). Which means there will be less support and parts availability for 1956 Armstrong Siddeley Sapphire. In addition, the cost of maintenance, including insurance, on 1956 Armstrong Siddeley Sapphire would be higher. At 2,307 cc (6 cylinders), 1956 Armstrong Siddeley Sapphire is equipped with a bigger engine. In terms of performance, 1988 Opel Vectra (125 HP @ 5600 RPM) has 40 more horse power than 1956 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 1988 Opel Vectra should accelerate faster than 1956 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1956 Armstrong Siddeley Sapphire weights approximately 15 kg more than 1988 Opel Vectra.
Because 1956 Armstrong Siddeley Sapphire is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1956 Armstrong Siddeley Sapphire. However, in wet, icy, snow, or gravel driving conditions, 1988 Opel Vectra, being front wheel drive (FWD), will offer much better control with better grip. 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, 1988 Opel Vectra (170 Nm @ 3800 RPM) has 10 more torque (in Nm) than 1956 Armstrong Siddeley Sapphire. (160 Nm @ 1750 RPM). This means 1988 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1956 Armstrong Siddeley Sapphire.
Compare all specifications:
| 1956 Armstrong Siddeley Sapphire | 1988 Opel Vectra | |
| Make | Armstrong Siddeley | Opel |
| Model | Sapphire | Vectra |
| Year Released | 1956 | 1988 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2307 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 125 HP |
| Engine RPM | 4400 RPM | 5600 RPM |
| Torque | 160 Nm | 170 Nm |
| Torque RPM | 1750 RPM | 3800 RPM |
| Engine Bore Size | 70 mm | 80.5 mm |
| Engine Stroke Size | 100 mm | 88.2 mm |
| Engine Compression Ratio | 7.5:1 | 10.5:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1360 kg | 1345 kg |
| Vehicle Length | 4580 mm | 4440 mm |
| Vehicle Width | 1730 mm | 1710 mm |
| Vehicle Height | 1570 mm | 1400 mm |
| Wheelbase Size | 2900 mm | 2690 mm |
