1957 Abarth 750 vs. 1956 Armstrong Siddeley Sapphire
To start off, 1957 Abarth 750 is newer by 1 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 78 more horse power than 1957 Abarth 750. (40 HP @ 5500 RPM) In normal driving conditions, 1956 Armstrong Siddeley Sapphire should accelerate faster than 1957 Abarth 750. With that said, vehicle weight also plays an important factor in acceleration. 1956 Armstrong Siddeley Sapphire weights approximately 1065 kg more than 1957 Abarth 750. 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 135 more torque (in Nm) than 1957 Abarth 750. (54 Nm @ 4000 RPM). This means 1956 Armstrong Siddeley Sapphire will have an easier job in driving up hills or pulling heavy equipment than 1957 Abarth 750.
Compare all specifications:
| 1957 Abarth 750 | 1956 Armstrong Siddeley Sapphire | |
| Make | Abarth | Armstrong Siddeley |
| Model | 750 | Sapphire |
| Year Released | 1957 | 1956 |
| Engine Position | Rear | Front |
| Engine Size | 747 cc | 2290 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 40 HP | 118 HP |
| Engine RPM | 5500 RPM | 5000 RPM |
| Torque | 54 Nm | 189 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 585 kg | 1650 kg |
| Vehicle Length | 3540 mm | 4910 mm |
| Vehicle Width | 1430 mm | 1840 mm |
| Vehicle Height | 1410 mm | 1670 mm |
| Wheelbase Size | 2010 mm | 2900 mm |
| Fuel Tank Capacity | 27 L | 72 L |
