1949 Armstrong Siddeley Whitley vs. 2004 Daihatsu Sirion
To start off, 2004 Daihatsu Sirion is newer by 55 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 2,309 cc (6 cylinders), 1949 Armstrong Siddeley Whitley is equipped with a bigger engine. In terms of performance, 1949 Armstrong Siddeley Whitley (75 HP @ 4200 RPM) has 3 more horse power than 2004 Daihatsu Sirion. (72 HP @ 5200 RPM). In normal driving conditions, 1949 Armstrong Siddeley Whitley should accelerate faster than 2004 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 1949 Armstrong Siddeley Whitley weights approximately 580 kg more than 2004 Daihatsu Sirion. 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, 2004 Daihatsu Sirion, 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, 1949 Armstrong Siddeley Whitley (145 Nm @ 3000 RPM) has 44 more torque (in Nm) than 2004 Daihatsu Sirion. (101 Nm @ 3600 RPM). This means 1949 Armstrong Siddeley Whitley will have an easier job in driving up hills or pulling heavy equipment than 2004 Daihatsu Sirion.
Compare all specifications:
| 1949 Armstrong Siddeley Whitley | 2004 Daihatsu Sirion | |
| Make | Armstrong Siddeley | Daihatsu |
| Model | Whitley | Sirion |
| Year Released | 1949 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 1296 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 72 HP |
| Engine RPM | 4200 RPM | 5200 RPM |
| Torque | 145 Nm | 101 Nm |
| Torque RPM | 3000 RPM | 3600 RPM |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1430 kg | 850 kg |
| Vehicle Length | 4710 mm | 3680 mm |
| Vehicle Width | 1730 mm | 1600 mm |
| Vehicle Height | 1610 mm | 1460 mm |
| Wheelbase Size | 2930 mm | 2350 mm |
