1957 Armstrong Siddeley Sapphire vs. 2011 Mercury Grand Marquis
To start off, 2011 Mercury Grand Marquis is newer by 54 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 4,600 cc (8 cylinders), 2011 Mercury Grand Marquis is equipped with a bigger engine. In terms of performance, 2011 Mercury Grand Marquis (224 HP @ 4800 RPM) has 139 more horse power than 1957 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 2011 Mercury Grand Marquis should accelerate faster than 1957 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 2011 Mercury Grand Marquis weights approximately 507 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, 2011 Mercury Grand Marquis (372 Nm @ 4000 RPM) has 211 more torque (in Nm) than 1957 Armstrong Siddeley Sapphire. (161 Nm @ 1750 RPM). This means 2011 Mercury Grand Marquis 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 | 2011 Mercury Grand Marquis | |
| Make | Armstrong Siddeley | Mercury |
| Model | Sapphire | Grand Marquis |
| Year Released | 1957 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 4600 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 85 HP | 224 HP |
| Engine RPM | 4400 RPM | 4800 RPM |
| Torque | 161 Nm | 372 Nm |
| Torque RPM | 1750 RPM | 4000 RPM |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1360 kg | 1867 kg |
| Vehicle Length | 4580 mm | 5385 mm |
| Vehicle Width | 1750 mm | 1989 mm |
| Vehicle Height | 1570 mm | 1430 mm |
| Wheelbase Size | 2900 mm | 2911 mm |
| Fuel Tank Capacity | 72 L | 72 L |
