1973 Austin Allegro vs. 2003 Opel Astra
To start off, 2003 Opel Astra is newer by 30 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 2,172 cc (4 cylinders), 2003 Opel Astra is equipped with a bigger engine. In terms of performance, 2003 Opel Astra (144 HP @ 5800 RPM) has 96 more horse power than 1973 Austin Allegro. (48 HP @ 5250 RPM) In normal driving conditions, 2003 Opel Astra should accelerate faster than 1973 Austin Allegro. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Astra weights approximately 580 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, 2003 Opel Astra (203 Nm @ 4000 RPM) has 122 more torque (in Nm) than 1973 Austin Allegro. (81 Nm @ 2450 RPM). This means 2003 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1973 Austin Allegro. 2003 Opel Astra has automatic transmission and 1973 Austin Allegro has manual transmission. 1973 Austin Allegro will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Astra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1973 Austin Allegro | 2003 Opel Astra | |
| Make | Austin | Opel |
| Model | Allegro | Astra |
| Year Released | 1973 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1098 cc | 2172 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 48 HP | 144 HP |
| Engine RPM | 5250 RPM | 5800 RPM |
| Torque | 81 Nm | 203 Nm |
| Torque RPM | 2450 RPM | 4000 RPM |
| Engine Bore Size | 64.6 mm | 86 mm |
| Engine Stroke Size | 83.7 mm | 94.6 mm |
| Engine Compression Ratio | 8.5:1 | 10.0:1 |
| Top Speed | 134 km/hour | 202 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 800 kg | 1380 kg |
| Vehicle Length | 3860 mm | 4290 mm |
| Vehicle Width | 1620 mm | 1720 mm |
| Vehicle Height | 1400 mm | 1520 mm |
| Wheelbase Size | 2440 mm | 2640 mm |
| Fuel Tank Capacity | 47 L | 52 L |
