1973 Austin Allegro vs. 2003 Rover 45
To start off, 2003 Rover 45 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 1,396 cc (4 cylinders), 2003 Rover 45 is equipped with a bigger engine. In terms of performance, 2003 Rover 45 (102 HP @ 6300 RPM) has 54 more horse power than 1973 Austin Allegro. (48 HP @ 5250 RPM) In normal driving conditions, 2003 Rover 45 should accelerate faster than 1973 Austin Allegro. With that said, vehicle weight also plays an important factor in acceleration. 2003 Rover 45 weights approximately 310 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 Rover 45 (123 Nm @ 5000 RPM) has 42 more torque (in Nm) than 1973 Austin Allegro. (81 Nm @ 2450 RPM). This means 2003 Rover 45 will have an easier job in driving up hills or pulling heavy equipment than 1973 Austin Allegro.
Compare all specifications:
| 1973 Austin Allegro | 2003 Rover 45 | |
| Make | Austin | Rover |
| Model | Allegro | 45 |
| Year Released | 1973 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1098 cc | 1396 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 48 HP | 102 HP |
| Engine RPM | 5250 RPM | 6300 RPM |
| Torque | 81 Nm | 123 Nm |
| Torque RPM | 2450 RPM | 5000 RPM |
| Engine Bore Size | 64.6 mm | 75 mm |
| Engine Stroke Size | 83.7 mm | 79 mm |
| Engine Compression Ratio | 8.5:1 | 10.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 800 kg | 1110 kg |
| Vehicle Length | 3860 mm | 4370 mm |
| Vehicle Width | 1620 mm | 1700 mm |
| Vehicle Height | 1400 mm | 1400 mm |
| Wheelbase Size | 2440 mm | 2630 mm |
| Fuel Tank Capacity | 47 L | 54 L |
