1957 Armstrong Siddeley Sapphire vs. 1966 Mercury Comet
To start off, 1966 Mercury Comet is newer by 9 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 3,279 cc (6 cylinders), 1966 Mercury Comet is equipped with a bigger engine. In terms of performance, 1966 Mercury Comet (118 HP @ 4400 RPM) has 33 more horse power than 1957 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 1966 Mercury Comet should accelerate faster than 1957 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1966 Mercury Comet weights approximately 302 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, 1966 Mercury Comet (258 Nm @ 2400 RPM) has 97 more torque (in Nm) than 1957 Armstrong Siddeley Sapphire. (161 Nm @ 1750 RPM). This means 1966 Mercury Comet 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 | 1966 Mercury Comet | |
| Make | Armstrong Siddeley | Mercury |
| Model | Sapphire | Comet |
| Year Released | 1957 | 1966 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 3279 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 85 HP | 118 HP |
| Engine RPM | 4400 RPM | 4400 RPM |
| Torque | 161 Nm | 258 Nm |
| Torque RPM | 1750 RPM | 2400 RPM |
| Engine Bore Size | 70 mm | 103 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1360 kg | 1662 kg |
| Vehicle Length | 4580 mm | 5180 mm |
| Vehicle Width | 1750 mm | 1880 mm |
| Vehicle Height | 1570 mm | 1380 mm |
| Wheelbase Size | 2900 mm | 2950 mm |
