1973 Austin Allegro vs. 2006 Opel Astra
To start off, 2006 Opel Astra is newer by 33 year(s). Which means there will be less support and parts availability for 1973 Austin Allegro. In addition, the cost of maintenance, including insurance, on 1973 Austin Allegro would be higher. At 1,748 cc (4 cylinders), 1973 Austin Allegro is equipped with a bigger engine. In terms of performance, 2006 Opel Astra (104 HP @ 6000 RPM) has 33 more horse power than 1973 Austin Allegro. (71 HP @ 5500 RPM) In normal driving conditions, 2006 Opel Astra should accelerate faster than 1973 Austin Allegro. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Astra weights approximately 376 kg more than 1973 Austin Allegro. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 Opel Astra (150 Nm @ 3900 RPM) has 18 more torque (in Nm) than 1973 Austin Allegro. (132 Nm @ 2300 RPM). This means 2006 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1973 Austin Allegro.
Compare all specifications:
| 1973 Austin Allegro | 2006 Opel Astra | |
| Make | Austin | Opel |
| Model | Allegro | Astra |
| Year Released | 1973 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1748 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 71 HP | 104 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 132 Nm | 150 Nm |
| Torque RPM | 2300 RPM | 3900 RPM |
| Engine Bore Size | 76.2 mm | 79 mm |
| Engine Stroke Size | 95.8 mm | 81.5 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 | 890 kg | 1266 kg |
| Vehicle Length | 3200 mm | 4260 mm |
| Vehicle Width | 1620 mm | 1760 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2450 mm | 2620 mm |
| Fuel Tank Capacity | 47 L | 52 L |
