1956 Armstrong Siddeley Sapphire vs. 1999 Opel Vectra
To start off, 1999 Opel Vectra is newer by 43 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, 1999 Opel Vectra (134 HP @ 5600 RPM) has 49 more horse power than 1956 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 1999 Opel Vectra should accelerate faster than 1956 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Vectra weights approximately 110 kg more than 1956 Armstrong Siddeley Sapphire. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1999 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, 1999 Opel Vectra (187 Nm @ 3400 RPM) has 27 more torque (in Nm) than 1956 Armstrong Siddeley Sapphire. (160 Nm @ 1750 RPM). This means 1999 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 | 1999 Opel Vectra | |
| Make | Armstrong Siddeley | Opel |
| Model | Sapphire | Vectra |
| Year Released | 1956 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2307 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 85 HP | 134 HP |
| Engine RPM | 4400 RPM | 5600 RPM |
| Torque | 160 Nm | 187 Nm |
| Torque RPM | 1750 RPM | 3400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1360 kg | 1470 kg |
| Vehicle Length | 4580 mm | 4500 mm |
| Vehicle Width | 1730 mm | 1720 mm |
| Vehicle Height | 1570 mm | 1500 mm |
| Wheelbase Size | 2900 mm | 2650 mm |
