1972 Austin Allegro vs. 2006 Daihatsu Sirion
To start off, 2006 Daihatsu Sirion is newer by 34 year(s). Which means there will be less support and parts availability for 1972 Austin Allegro. In addition, the cost of maintenance, including insurance, on 1972 Austin Allegro would be higher. At 1,485 cc (4 cylinders), 1972 Austin Allegro is equipped with a bigger engine. In terms of performance, 2006 Daihatsu Sirion (86 HP @ 6000 RPM) has 18 more horse power than 1972 Austin Allegro. (68 HP @ 5600 RPM) In normal driving conditions, 2006 Daihatsu Sirion should accelerate faster than 1972 Austin Allegro. With that said, vehicle weight also plays an important factor in acceleration. 1972 Austin Allegro weights approximately 130 kg more than 2006 Daihatsu Sirion.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2006 Daihatsu Sirion (120 Nm @ 3200 RPM) has 16 more torque (in Nm) than 1972 Austin Allegro. (104 Nm @ 2900 RPM). This means 2006 Daihatsu Sirion will have an easier job in driving up hills or pulling heavy equipment than 1972 Austin Allegro.
Compare all specifications:
| 1972 Austin Allegro | 2006 Daihatsu Sirion | |
| Make | Austin | Daihatsu |
| Model | Allegro | Sirion |
| Year Released | 1972 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1485 cc | 1298 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 68 HP | 86 HP |
| Engine RPM | 5600 RPM | 6000 RPM |
| Torque | 104 Nm | 120 Nm |
| Torque RPM | 2900 RPM | 3200 RPM |
| Engine Bore Size | 76.2 mm | 72 mm |
| Engine Stroke Size | 81.4 mm | 79.7 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 870 kg | 740 kg |
| Vehicle Length | 3200 mm | 3400 mm |
| Vehicle Height | 1400 mm | 1250 mm |
| Wheelbase Size | 2450 mm | 2440 mm |
| Fuel Tank Capacity | 47 L | 40 L |
