1955 Armstrong Siddeley Sapphire vs. 1970 Opel Olympia
To start off, 1970 Opel Olympia is newer by 15 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 3,435 cc (6 cylinders), 1955 Armstrong Siddeley Sapphire is equipped with a bigger engine. In terms of performance, 1955 Armstrong Siddeley Sapphire (125 HP @ 4700 RPM) has 66 more horse power than 1970 Opel Olympia. (59 HP @ 5200 RPM). In normal driving conditions, 1955 Armstrong Siddeley Sapphire should accelerate faster than 1970 Opel Olympia. With that said, vehicle weight also plays an important factor in acceleration. 1955 Armstrong Siddeley Sapphire weights approximately 1050 kg more than 1970 Opel Olympia. 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, 1955 Armstrong Siddeley Sapphire (247 Nm @ 2000 RPM) has 164 more torque (in Nm) than 1970 Opel Olympia. (83 Nm @ 4400 RPM). This means 1955 Armstrong Siddeley Sapphire will have an easier job in driving up hills or pulling heavy equipment than 1970 Opel Olympia.
Compare all specifications:
| 1955 Armstrong Siddeley Sapphire | 1970 Opel Olympia | |
| Make | Armstrong Siddeley | Opel |
| Model | Sapphire | Olympia |
| Year Released | 1955 | 1970 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3435 cc | 1078 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 125 HP | 59 HP |
| Engine RPM | 4700 RPM | 5200 RPM |
| Torque | 247 Nm | 83 Nm |
| Torque RPM | 2000 RPM | 4400 RPM |
| Engine Compression Ratio | 7.0:1 | 9.2:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 7 seats | 4 seats |
| Vehicle Weight | 1830 kg | 780 kg |
| Vehicle Length | 5390 mm | 4190 mm |
| Vehicle Width | 1840 mm | 1580 mm |
| Vehicle Height | 1680 mm | 1410 mm |
| Wheelbase Size | 3380 mm | 2420 mm |
