1948 Alvis TB 14 vs. 1955 Armstrong Siddeley Sapphire
To start off, 1955 Armstrong Siddeley Sapphire is newer by 7 year(s). Which means there will be less support and parts availability for 1948 Alvis TB 14. In addition, the cost of maintenance, including insurance, on 1948 Alvis TB 14 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 58 more horse power than 1948 Alvis TB 14. (67 HP @ 4000 RPM) In normal driving conditions, 1955 Armstrong Siddeley Sapphire should accelerate faster than 1948 Alvis TB 14. With that said, vehicle weight also plays an important factor in acceleration. 1955 Armstrong Siddeley Sapphire weights approximately 315 kg more than 1948 Alvis TB 14. 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.
Compare all specifications:
| 1948 Alvis TB 14 | 1955 Armstrong Siddeley Sapphire | |
| Make | Alvis | Armstrong Siddeley |
| Model | TB 14 | Sapphire |
| Year Released | 1948 | 1955 |
| Engine Position | Front | Front |
| Engine Size | 1892 cc | 3435 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 67 HP | 125 HP |
| Engine RPM | 4000 RPM | 4700 RPM |
| Engine Bore Size | 74.1 mm | 90 mm |
| Engine Stroke Size | 110 mm | 90 mm |
| Engine Compression Ratio | 6.7:1 | 7.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 7 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1515 kg | 1830 kg |
| Vehicle Length | 4450 mm | 5390 mm |
| Vehicle Width | 1700 mm | 1840 mm |
| Vehicle Height | 1590 mm | 1680 mm |
| Wheelbase Size | 2750 mm | 3380 mm |
