1949 Armstrong Siddeley Whitley vs. 2005 Toyota Previa
To start off, 2005 Toyota Previa is newer by 56 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 2,358 cc (4 cylinders), 2005 Toyota Previa is equipped with a bigger engine. In terms of performance, 2005 Toyota Previa (160 HP @ 5400 RPM) has 85 more horse power than 1949 Armstrong Siddeley Whitley. (75 HP @ 4200 RPM) In normal driving conditions, 2005 Toyota Previa should accelerate faster than 1949 Armstrong Siddeley Whitley. With that said, vehicle weight also plays an important factor in acceleration. 2005 Toyota Previa weights approximately 95 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.
Because 1949 Armstrong Siddeley Whitley is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1949 Armstrong Siddeley Whitley. However, in wet, icy, snow, or gravel driving conditions, 2005 Toyota Previa, being front wheel drive (FWD), will offer much better control with better grip. 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, 2005 Toyota Previa (221 Nm @ 4000 RPM) has 76 more torque (in Nm) than 1949 Armstrong Siddeley Whitley. (145 Nm @ 3000 RPM). This means 2005 Toyota Previa 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 | 2005 Toyota Previa | |
| Make | Armstrong Siddeley | Toyota |
| Model | Whitley | Previa |
| Year Released | 1949 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 2358 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 160 HP |
| Engine RPM | 4200 RPM | 5400 RPM |
| Torque | 145 Nm | 221 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Engine Bore Size | 70 mm | 88.5 mm |
| Engine Stroke Size | 100 mm | 96 mm |
| Engine Compression Ratio | 6.5:1 | 9.6:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 7 seats |
| Vehicle Weight | 1430 kg | 1525 kg |
| Vehicle Length | 4710 mm | 4760 mm |
| Vehicle Width | 1730 mm | 1800 mm |
| Vehicle Height | 1610 mm | 1770 mm |
| Wheelbase Size | 2930 mm | 2900 mm |
