1957 Armstrong Siddeley Sapphire vs. 1976 Ford Thunderbird
To start off, 1976 Ford Thunderbird is newer by 19 year(s). Which means there will be less support and parts availability for 1957 Armstrong Siddeley Sapphire. In addition, the cost of maintenance, including insurance, on 1957 Armstrong Siddeley Sapphire would be higher. At 4,942 cc (8 cylinders), 1976 Ford Thunderbird is equipped with a bigger engine. In terms of performance, 1976 Ford Thunderbird (135 HP @ 3400 RPM) has 50 more horse power than 1957 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 1976 Ford Thunderbird should accelerate faster than 1957 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1976 Ford Thunderbird weights approximately 260 kg more than 1957 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. Let's talk about torque, 1976 Ford Thunderbird (317 Nm @ 1600 RPM) has 156 more torque (in Nm) than 1957 Armstrong Siddeley Sapphire. (161 Nm @ 1750 RPM). This means 1976 Ford Thunderbird will have an easier job in driving up hills or pulling heavy equipment than 1957 Armstrong Siddeley Sapphire.
Compare all specifications:
| 1957 Armstrong Siddeley Sapphire | 1976 Ford Thunderbird | |
| Make | Armstrong Siddeley | Ford |
| Model | Sapphire | Thunderbird |
| Year Released | 1957 | 1976 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 4942 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 85 HP | 135 HP |
| Engine RPM | 4400 RPM | 3400 RPM |
| Torque | 161 Nm | 317 Nm |
| Torque RPM | 1750 RPM | 1600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1360 kg | 1620 kg |
| Vehicle Length | 4580 mm | 5100 mm |
| Vehicle Width | 1750 mm | 1890 mm |
| Vehicle Height | 1570 mm | 1350 mm |
| Wheelbase Size | 2900 mm | 2760 mm |
