1955 Armstrong Siddeley Sapphire vs. 1981 Opel Ascona
To start off, 1981 Opel Ascona is newer by 26 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, 1955 Armstrong Siddeley Sapphire (118 HP @ 5000 RPM) has 37 more horse power than 1981 Opel Ascona. (81 HP @ 5400 RPM). In normal driving conditions, 1955 Armstrong Siddeley Sapphire should accelerate faster than 1981 Opel Ascona. With that said, vehicle weight also plays an important factor in acceleration. 1955 Armstrong Siddeley Sapphire weights approximately 636 kg more than 1981 Opel Ascona. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1955 Armstrong Siddeley Sapphire (189 Nm @ 3500 RPM) has 55 more torque (in Nm) than 1981 Opel Ascona. (134 Nm @ 2600 RPM). This means 1955 Armstrong Siddeley Sapphire will have an easier job in driving up hills or pulling heavy equipment than 1981 Opel Ascona.
Compare all specifications:
| 1955 Armstrong Siddeley Sapphire | 1981 Opel Ascona | |
| Make | Armstrong Siddeley | Opel |
| Model | Sapphire | Ascona |
| Year Released | 1955 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2290 cc | 1598 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 118 HP | 81 HP |
| Engine RPM | 5000 RPM | 5400 RPM |
| Torque | 189 Nm | 134 Nm |
| Torque RPM | 3500 RPM | 2600 RPM |
| Engine Compression Ratio | 7.5:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1650 kg | 1014 kg |
| Vehicle Length | 4580 mm | 4380 mm |
| Vehicle Width | 1750 mm | 1680 mm |
| Vehicle Height | 1570 mm | 1400 mm |
| Wheelbase Size | 2900 mm | 2580 mm |
