1967 Alfa Romeo 1750 vs. 1955 Armstrong Siddeley Sapphire
To start off, 1967 Alfa Romeo 1750 is newer by 12 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 3 more horse power than 1967 Alfa Romeo 1750. (122 HP @ 5500 RPM) In normal driving conditions, 1955 Armstrong Siddeley Sapphire should accelerate faster than 1967 Alfa Romeo 1750. With that said, vehicle weight also plays an important factor in acceleration. 1955 Armstrong Siddeley Sapphire weights approximately 792 kg more than 1967 Alfa Romeo 1750. 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 61 more torque (in Nm) than 1967 Alfa Romeo 1750. (186 Nm @ 3000 RPM). This means 1955 Armstrong Siddeley Sapphire will have an easier job in driving up hills or pulling heavy equipment than 1967 Alfa Romeo 1750.
Compare all specifications:
| 1967 Alfa Romeo 1750 | 1955 Armstrong Siddeley Sapphire | |
| Make | Alfa Romeo | Armstrong Siddeley |
| Model | 1750 | Sapphire |
| Year Released | 1967 | 1955 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1779 cc | 3435 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 122 HP | 125 HP |
| Engine RPM | 5500 RPM | 4700 RPM |
| Torque | 186 Nm | 247 Nm |
| Torque RPM | 3000 RPM | 2000 RPM |
| Engine Compression Ratio | 9.0:1 | 7.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1038 kg | 1830 kg |
| Vehicle Length | 4100 mm | 5390 mm |
| Vehicle Width | 1580 mm | 1840 mm |
| Vehicle Height | 1330 mm | 1680 mm |
| Wheelbase Size | 2360 mm | 3380 mm |
| Fuel Tank Capacity | 46 L | 72 L |
