1973 Austin Allegro vs. 2003 BMW X3
To start off, 2003 BMW X3 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 2,995 cc (6 cylinders), 2003 BMW X3 is equipped with a bigger engine. In terms of performance, 2003 BMW X3 (201 HP @ 4000 RPM) has 130 more horse power than 1973 Austin Allegro. (71 HP @ 5500 RPM) In normal driving conditions, 2003 BMW X3 should accelerate faster than 1973 Austin Allegro. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW X3 weights approximately 1040 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.
Because 2003 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 1973 Austin Allegro. In wet, icy, snow, or gravel driving conditions, 2003 BMW X3 will offer significantly more control. 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 BMW X3 (410 Nm @ 1500 RPM) has 278 more torque (in Nm) than 1973 Austin Allegro. (132 Nm @ 2300 RPM). This means 2003 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 1973 Austin Allegro. 2003 BMW X3 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 BMW X3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1973 Austin Allegro | 2003 BMW X3 | |
| Make | Austin | BMW |
| Model | Allegro | X3 |
| Year Released | 1973 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1748 cc | 2995 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 71 HP | 201 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 132 Nm | 410 Nm |
| Torque RPM | 2300 RPM | 1500 RPM |
| Engine Bore Size | 76.2 mm | 84 mm |
| Engine Stroke Size | 95.8 mm | 90 mm |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 890 kg | 1930 kg |
| Vehicle Length | 3200 mm | 4570 mm |
| Vehicle Width | 1620 mm | 1860 mm |
| Vehicle Height | 1400 mm | 1680 mm |
| Wheelbase Size | 2450 mm | 2730 mm |
| Fuel Tank Capacity | 47 L | 67 L |
