1951 Austin A vs. 2009 Daihatsu Sirion
To start off, 2009 Daihatsu Sirion is newer by 58 year(s). Which means there will be less support and parts availability for 1951 Austin A. In addition, the cost of maintenance, including insurance, on 1951 Austin A would be higher. At 1,495 cc (4 cylinders), 2009 Daihatsu Sirion is equipped with a bigger engine. In terms of performance, 2009 Daihatsu Sirion (102 HP @ 6000 RPM) has 73 more horse power than 1951 Austin A. (29 HP @ 4800 RPM) In normal driving conditions, 2009 Daihatsu Sirion should accelerate faster than 1951 Austin A. With that said, vehicle weight also plays an important factor in acceleration. 2009 Daihatsu Sirion weights approximately 220 kg more than 1951 Austin A. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Daihatsu Sirion is four wheel drive (4WD), it will have significant more traction and grip than 1951 Austin A. In wet, icy, snow, or gravel driving conditions, 2009 Daihatsu Sirion will offer significantly more control. 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, 2009 Daihatsu Sirion (132 Nm @ 4400 RPM) has 78 more torque (in Nm) than 1951 Austin A. (54 Nm @ 2200 RPM). This means 2009 Daihatsu Sirion will have an easier job in driving up hills or pulling heavy equipment than 1951 Austin A.
Compare all specifications:
| 1951 Austin A | 2009 Daihatsu Sirion | |
| Make | Austin | Daihatsu |
| Model | A | Sirion |
| Year Released | 1951 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 803 cc | 1495 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 29 HP | 102 HP |
| Engine RPM | 4800 RPM | 6000 RPM |
| Torque | 54 Nm | 132 Nm |
| Torque RPM | 2200 RPM | 4400 RPM |
| Engine Compression Ratio | 7.2:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 95 km/hour | 185 km/hour |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 685 kg | 905 kg |
| Vehicle Length | 3470 mm | 3640 mm |
| Vehicle Width | 1410 mm | 1670 mm |
| Vehicle Height | 1490 mm | 1560 mm |
| Wheelbase Size | 2030 mm | 2440 mm |
| Fuel Tank Capacity | 48 L | 40 L |
