1955 Armstrong Siddeley Sapphire vs. 1999 Vauxhall Omega
To start off, 1999 Vauxhall Omega is newer by 44 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 2,496 cc (6 cylinders), 1999 Vauxhall Omega is equipped with a bigger engine. In terms of performance, 1999 Vauxhall Omega (129 HP @ 4500 RPM) has 44 more horse power than 1955 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 1999 Vauxhall Omega should accelerate faster than 1955 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1999 Vauxhall Omega weights approximately 315 kg more than 1955 Armstrong Siddeley Sapphire. 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, 1999 Vauxhall Omega (250 Nm @ 2200 RPM) has 90 more torque (in Nm) than 1955 Armstrong Siddeley Sapphire. (160 Nm @ 1750 RPM). This means 1999 Vauxhall Omega 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 | 1999 Vauxhall Omega | |
| Make | Armstrong Siddeley | Vauxhall |
| Model | Sapphire | Omega |
| Year Released | 1955 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 2496 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 129 HP |
| Engine RPM | 4400 RPM | 4500 RPM |
| Torque | 160 Nm | 250 Nm |
| Torque RPM | 1750 RPM | 2200 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1360 kg | 1675 kg |
| Vehicle Length | 4580 mm | 4900 mm |
| Vehicle Width | 1730 mm | 1790 mm |
| Vehicle Height | 1570 mm | 1460 mm |
| Wheelbase Size | 2900 mm | 2740 mm |
