1956 Armstrong Siddeley Sapphire vs. 1954 Ford Thunderbird
To start off, 1956 Armstrong Siddeley Sapphire is newer by 2 year(s). Which means there will be less support and parts availability for 1954 Ford Thunderbird. In addition, the cost of maintenance, including insurance, on 1954 Ford Thunderbird would be higher. At 5,114 cc (8 cylinders), 1954 Ford Thunderbird is equipped with a bigger engine. In terms of performance, 1954 Ford Thunderbird (225 HP @ 4600 RPM) has 140 more horse power than 1956 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 1954 Ford Thunderbird should accelerate faster than 1956 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1954 Ford Thunderbird weights approximately 218 kg more than 1956 Armstrong Siddeley Sapphire. 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:
| 1956 Armstrong Siddeley Sapphire | 1954 Ford Thunderbird | |
| Make | Armstrong Siddeley | Ford |
| Model | Sapphire | Thunderbird |
| Year Released | 1956 | 1954 |
| Engine Position | Front | Front |
| Engine Size | 2307 cc | 5114 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 85 HP | 225 HP |
| Engine RPM | 4400 RPM | 4600 RPM |
| Engine Bore Size | 70 mm | 96.5 mm |
| Engine Stroke Size | 100 mm | 87.4 mm |
| Engine Compression Ratio | 7.5:1 | 9.0:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1360 kg | 1578 kg |
| Vehicle Length | 4580 mm | 4460 mm |
| Vehicle Width | 1730 mm | 1790 mm |
| Wheelbase Size | 2900 mm | 2600 mm |
