2005 Ariel Atom vs. 1956 Armstrong Siddeley Sapphire
To start off, 2005 Ariel Atom is newer by 49 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 2,290 cc (6 cylinders), 1956 Armstrong Siddeley Sapphire is equipped with a bigger engine. In terms of performance, 1956 Armstrong Siddeley Sapphire (118 HP @ 5000 RPM) has 9 more horse power than 2005 Ariel Atom. (109 HP @ 5000 RPM) In normal driving conditions, 1956 Armstrong Siddeley Sapphire should accelerate faster than 2005 Ariel Atom. With that said, vehicle weight also plays an important factor in acceleration. 1956 Armstrong Siddeley Sapphire weights approximately 1190 kg more than 2005 Ariel Atom. 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, 1956 Armstrong Siddeley Sapphire (189 Nm @ 3500 RPM) has 40 more torque (in Nm) than 2005 Ariel Atom. (149 Nm @ 3000 RPM). This means 1956 Armstrong Siddeley Sapphire will have an easier job in driving up hills or pulling heavy equipment than 2005 Ariel Atom.
Compare all specifications:
| 2005 Ariel Atom | 1956 Armstrong Siddeley Sapphire | |
| Make | Ariel | Armstrong Siddeley |
| Model | Atom | Sapphire |
| Year Released | 2005 | 1956 |
| Body Type | Roadster | Sedan |
| Engine Position | Rear | Front |
| Engine Size | 1589 cc | 2290 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 109 HP | 118 HP |
| Engine RPM | 5000 RPM | 5000 RPM |
| Torque | 149 Nm | 189 Nm |
| Torque RPM | 3000 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 460 kg | 1650 kg |
| Vehicle Length | 3420 mm | 4910 mm |
| Vehicle Width | 1800 mm | 1840 mm |
| Vehicle Height | 1200 mm | 1670 mm |
| Wheelbase Size | 2350 mm | 2900 mm |
