1958 Armstrong Siddeley Star Sapphire vs. 1948 Austin A 70
To start off, 1958 Armstrong Siddeley Star Sapphire is newer by 10 year(s). Which means there will be less support and parts availability for 1948 Austin A 70. In addition, the cost of maintenance, including insurance, on 1948 Austin A 70 would be higher. At 3,990 cc (6 cylinders), 1958 Armstrong Siddeley Star Sapphire is equipped with a bigger engine. In terms of performance, 1958 Armstrong Siddeley Star Sapphire (145 HP @ 4250 RPM) has 82 more horse power than 1948 Austin A 70. (63 HP @ 3800 RPM). In normal driving conditions, 1958 Armstrong Siddeley Star Sapphire should accelerate faster than 1948 Austin A 70. With that said, vehicle weight also plays an important factor in acceleration. 1958 Armstrong Siddeley Star Sapphire weights approximately 508 kg more than 1948 Austin A 70. 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. 1958 Armstrong Siddeley Star Sapphire has automatic transmission and 1948 Austin A 70 has manual transmission. 1948 Austin A 70 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1958 Armstrong Siddeley Star Sapphire will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1958 Armstrong Siddeley Star Sapphire | 1948 Austin A 70 | |
| Make | Armstrong Siddeley | Austin |
| Model | Star Sapphire | A 70 |
| Year Released | 1958 | 1948 |
| Engine Position | Front | Front |
| Engine Size | 3990 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 145 HP | 63 HP |
| Engine RPM | 4250 RPM | 3800 RPM |
| Engine Bore Size | 97.1 mm | 79.4 mm |
| Engine Stroke Size | 90 mm | 111.1 mm |
| Engine Compression Ratio | 7.5:1 | 6.8:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1778 kg | 1270 kg |
| Vehicle Length | 4940 mm | 4150 mm |
| Vehicle Width | 1890 mm | 1690 mm |
| Vehicle Height | 1580 mm | 1900 mm |
| Wheelbase Size | 2900 mm | 2440 mm |
| Fuel Tank Capacity | 72 L | 63 L |
