1973 Austin Allegro vs. 2007 BMW X5
To start off, 2007 BMW X5 is newer by 34 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 2,996 cc (6 cylinders), 2007 BMW X5 is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (260 HP @ 6600 RPM) has 180 more horse power than 1973 Austin Allegro. (80 HP @ 5000 RPM) In normal driving conditions, 2007 BMW X5 should accelerate faster than 1973 Austin Allegro.
Because 2007 BMW X5 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, 2007 BMW X5 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, 2007 BMW X5 (305 Nm @ 2750 RPM) has 168 more torque (in Nm) than 1973 Austin Allegro. (137 Nm @ 2600 RPM). This means 2007 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1973 Austin Allegro. 2007 BMW X5 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. 2007 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1973 Austin Allegro | 2007 BMW X5 | |
| Make | Austin | BMW |
| Model | Allegro | X5 |
| Year Released | 1973 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1747 cc | 2996 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 80 HP | 260 HP |
| Engine RPM | 5000 RPM | 6600 RPM |
| Torque | 137 Nm | 305 Nm |
| Torque RPM | 2600 RPM | 2750 RPM |
| Engine Bore Size | 76.2 mm | 85 mm |
| Engine Stroke Size | 95.8 mm | 88 mm |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 3860 mm | 4860 mm |
| Vehicle Width | 1620 mm | 1940 mm |
| Vehicle Height | 1400 mm | 1770 mm |
| Wheelbase Size | 2440 mm | 2940 mm |
| Fuel Tank Capacity | 47 L | 85 L |
