1973 Austin Allegro vs. 2001 Opel Vectra
To start off, 2001 Opel Vectra is newer by 28 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 1,796 cc (4 cylinders), 2001 Opel Vectra is equipped with a bigger engine. In terms of performance, 2001 Opel Vectra (114 HP @ 5400 RPM) has 66 more horse power than 1973 Austin Allegro. (48 HP @ 5250 RPM) In normal driving conditions, 2001 Opel Vectra should accelerate faster than 1973 Austin Allegro. With that said, vehicle weight also plays an important factor in acceleration. 2001 Opel Vectra 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, 2001 Opel Vectra (170 Nm @ 3400 RPM) has 89 more torque (in Nm) than 1973 Austin Allegro. (81 Nm @ 2450 RPM). This means 2001 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1973 Austin Allegro. 2001 Opel Vectra 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. 2001 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1973 Austin Allegro | 2001 Opel Vectra | |
| Make | Austin | Opel |
| Model | Allegro | Vectra |
| Year Released | 1973 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 1098 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 48 HP | 114 HP |
| Engine RPM | 5250 RPM | 5400 RPM |
| Torque | 81 Nm | 170 Nm |
| Torque RPM | 2450 RPM | 3400 RPM |
| Engine Compression Ratio | 8.5:1 | 10.5:1 |
| Top Speed | 134 km/hour | 198 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 | 4600 mm |
| Vehicle Width | 1620 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2440 mm | 2740 mm |
| Fuel Tank Capacity | 47 L | 53 L |
