1973 Austin Allegro vs. 1978 BMW 725
To start off, 1978 BMW 725 is newer by 5 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 2,495 cc (6 cylinders), 1978 BMW 725 is equipped with a bigger engine. In terms of performance, 1978 BMW 725 (148 HP @ 5500 RPM) has 68 more horse power than 1973 Austin Allegro. (80 HP @ 5000 RPM) In normal driving conditions, 1978 BMW 725 should accelerate faster than 1973 Austin Allegro.
Because 1978 BMW 725 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1978 BMW 725. However, in wet, icy, snow, or gravel driving conditions, 1973 Austin Allegro, being front wheel drive (FWD), will offer much better control with better grip. 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, 1978 BMW 725 (215 Nm @ 4000 RPM) has 78 more torque (in Nm) than 1973 Austin Allegro. (137 Nm @ 2600 RPM). This means 1978 BMW 725 will have an easier job in driving up hills or pulling heavy equipment than 1973 Austin Allegro.
Compare all specifications:
| 1973 Austin Allegro | 1978 BMW 725 | |
| Make | Austin | BMW |
| Model | Allegro | 725 |
| Year Released | 1973 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 1747 cc | 2495 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 80 HP | 148 HP |
| Engine RPM | 5000 RPM | 5500 RPM |
| Torque | 137 Nm | 215 Nm |
| Torque RPM | 2600 RPM | 4000 RPM |
| Engine Bore Size | 76.2 mm | 86.1 mm |
| Engine Stroke Size | 95.8 mm | 71.6 mm |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 3860 mm | 4870 mm |
| Vehicle Width | 1620 mm | 1810 mm |
| Vehicle Height | 1400 mm | 1440 mm |
| Wheelbase Size | 2440 mm | 2810 mm |
