1955 Armstrong Siddeley Sapphire vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 50 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 2,290 cc (6 cylinders), 1955 Armstrong Siddeley Sapphire is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (173 HP @ 5500 RPM) has 55 more horse power than 1955 Armstrong Siddeley Sapphire. (118 HP @ 5000 RPM) In normal driving conditions, 2005 Opel Vectra 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 165 kg more than 2005 Opel Vectra.
Because 1955 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 1955 Armstrong Siddeley Sapphire. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Opel Vectra (265 Nm @ 2500 RPM) has 76 more torque (in Nm) than 1955 Armstrong Siddeley Sapphire. (189 Nm @ 3500 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1955 Armstrong Siddeley Sapphire.
Compare all specifications:
| 1955 Armstrong Siddeley Sapphire | 2005 Opel Vectra | |
| Make | Armstrong Siddeley | Opel |
| Model | Sapphire | Vectra |
| Year Released | 1955 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2290 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 118 HP | 173 HP |
| Engine RPM | 5000 RPM | 5500 RPM |
| Torque | 189 Nm | 265 Nm |
| Torque RPM | 3500 RPM | 2500 RPM |
| Engine Compression Ratio | 7.5:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 155 km/hour | 230 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1650 kg | 1485 kg |
| Vehicle Length | 4580 mm | 4600 mm |
| Vehicle Width | 1750 mm | 1800 mm |
| Vehicle Height | 1570 mm | 1470 mm |
| Wheelbase Size | 2900 mm | 2620 mm |
| Fuel Tank Capacity | 72 L | 61 L |
