1949 Armstrong Siddeley Whitley vs. 1973 Mercury Montego
To start off, 1973 Mercury Montego is newer by 24 year(s). Which means there will be less support and parts availability for 1949 Armstrong Siddeley Whitley. In addition, the cost of maintenance, including insurance, on 1949 Armstrong Siddeley Whitley would be higher. At 4,095 cc (6 cylinders), 1973 Mercury Montego is equipped with a bigger engine. In terms of performance, 1973 Mercury Montego (96 HP @ 3600 RPM) has 21 more horse power than 1949 Armstrong Siddeley Whitley. (75 HP @ 4200 RPM) In normal driving conditions, 1973 Mercury Montego should accelerate faster than 1949 Armstrong Siddeley Whitley. With that said, vehicle weight also plays an important factor in acceleration. 1973 Mercury Montego weights approximately 265 kg more than 1949 Armstrong Siddeley Whitley. 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, 1973 Mercury Montego (248 Nm @ 1600 RPM) has 103 more torque (in Nm) than 1949 Armstrong Siddeley Whitley. (145 Nm @ 3000 RPM). This means 1973 Mercury Montego will have an easier job in driving up hills or pulling heavy equipment than 1949 Armstrong Siddeley Whitley.
Compare all specifications:
| 1949 Armstrong Siddeley Whitley | 1973 Mercury Montego | |
| Make | Armstrong Siddeley | Mercury |
| Model | Whitley | Montego |
| Year Released | 1949 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 4095 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 96 HP |
| Engine RPM | 4200 RPM | 3600 RPM |
| Torque | 145 Nm | 248 Nm |
| Torque RPM | 3000 RPM | 1600 RPM |
| Engine Bore Size | 70 mm | 93.6 mm |
| Engine Stroke Size | 100 mm | 99.3 mm |
| Engine Compression Ratio | 6.5:1 | 8.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 6 seats |
| Vehicle Weight | 1430 kg | 1695 kg |
| Vehicle Length | 4710 mm | 5300 mm |
| Vehicle Width | 1730 mm | 2010 mm |
| Vehicle Height | 1610 mm | 1350 mm |
| Wheelbase Size | 2930 mm | 3010 mm |
