1981 Alfa Romeo Spider vs. 1955 Armstrong Siddeley Sapphire
To start off, 1981 Alfa Romeo Spider 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 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 22 more horse power than 1981 Alfa Romeo Spider. (103 HP @ 5500 RPM) In normal driving conditions, 1955 Armstrong Siddeley Sapphire should accelerate faster than 1981 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 1955 Armstrong Siddeley Sapphire weights approximately 830 kg more than 1981 Alfa Romeo Spider. 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 102 more torque (in Nm) than 1981 Alfa Romeo Spider. (145 Nm @ 4500 RPM). This means 1955 Armstrong Siddeley Sapphire will have an easier job in driving up hills or pulling heavy equipment than 1981 Alfa Romeo Spider.
Compare all specifications:
1981 Alfa Romeo Spider | 1955 Armstrong Siddeley Sapphire | |
Make | Alfa Romeo | Armstrong Siddeley |
Model | Spider | Sapphire |
Year Released | 1981 | 1955 |
Body Type | Roadster | Sedan |
Engine Position | Front | Front |
Engine Size | 1570 cc | 3435 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Horse Power | 103 HP | 125 HP |
Engine RPM | 5500 RPM | 4700 RPM |
Torque | 145 Nm | 247 Nm |
Torque RPM | 4500 RPM | 2000 RPM |
Engine Bore Size | 78 mm | 90 mm |
Engine Stroke Size | 82 mm | 90 mm |
Engine Compression Ratio | 9.0:1 | 7.0:1 |
Drive Type | Rear | Rear |
Number of Seats | 2 seats | 7 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1000 kg | 1830 kg |
Vehicle Length | 4130 mm | 5390 mm |
Vehicle Width | 1640 mm | 1840 mm |
Vehicle Height | 1300 mm | 1680 mm |
Wheelbase Size | 2260 mm | 3380 mm |