1973 Austin Allegro vs. 1995 Citroen XM
To start off, 1995 Citroen XM is newer by 22 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 1,998 cc (4 cylinders), 1995 Citroen XM is equipped with a bigger engine. In terms of performance, 1995 Citroen XM (115 HP @ 5750 RPM) has 57 more horse power than 1973 Austin Allegro. (58 HP @ 5300 RPM) In normal driving conditions, 1995 Citroen XM should accelerate faster than 1973 Austin Allegro. With that said, vehicle weight also plays an important factor in acceleration. 1995 Citroen XM weights approximately 464 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, 1995 Citroen XM (168 Nm @ 4250 RPM) has 75 more torque (in Nm) than 1973 Austin Allegro. (93 Nm @ 3000 RPM). This means 1995 Citroen XM will have an easier job in driving up hills or pulling heavy equipment than 1973 Austin Allegro.
Compare all specifications:
| 1973 Austin Allegro | 1995 Citroen XM | |
| Make | Austin | Citroen |
| Model | Allegro | XM |
| Year Released | 1973 | 1995 |
| Engine Position | Front | Front |
| Engine Size | 1275 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 58 HP | 115 HP |
| Engine RPM | 5300 RPM | 5750 RPM |
| Torque | 93 Nm | 168 Nm |
| Torque RPM | 3000 RPM | 4250 RPM |
| Engine Bore Size | 70.6 mm | 86 mm |
| Engine Stroke Size | 81.3 mm | 86 mm |
| Engine Compression Ratio | 8.8:1 | 8.8:1 |
| Top Speed | 135 km/hour | 193 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 820 kg | 1284 kg |
| Vehicle Length | 3860 mm | 4720 mm |
| Vehicle Width | 1620 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1400 mm |
| Wheelbase Size | 2440 mm | 2760 mm |
| Fuel Tank Capacity | 47 L | 66 L |
