1955 Armstrong Siddeley Sapphire vs. 1972 Dodge Dart
To start off, 1972 Dodge Dart is newer by 17 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 5,562 cc (8 cylinders), 1972 Dodge Dart is equipped with a bigger engine. In terms of performance, 1972 Dodge Dart (240 HP @ 4800 RPM) has 155 more horse power than 1955 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 1972 Dodge Dart should accelerate faster than 1955 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1972 Dodge Dart weights approximately 65 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.
Let's talk about torque, 1972 Dodge Dart (401 Nm @ 3600 RPM) has 241 more torque (in Nm) than 1955 Armstrong Siddeley Sapphire. (160 Nm @ 1750 RPM). This means 1972 Dodge Dart 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 | 1972 Dodge Dart | |
| Make | Armstrong Siddeley | Dodge |
| Model | Sapphire | Dart |
| Year Released | 1955 | 1972 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 5562 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 240 HP |
| Engine RPM | 4400 RPM | 4800 RPM |
| Torque | 160 Nm | 401 Nm |
| Torque RPM | 1750 RPM | 3600 RPM |
| Engine Bore Size | 70 mm | 102.6 mm |
| Engine Stroke Size | 100 mm | 84.1 mm |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1360 kg | 1425 kg |
| Vehicle Length | 4580 mm | 5000 mm |
| Vehicle Width | 1730 mm | 1780 mm |
| Vehicle Height | 1570 mm | 1380 mm |
| Wheelbase Size | 2900 mm | 2830 mm |
