1979 Austin Allegro vs. 2005 BMW 645
To start off, 2005 BMW 645 is newer by 26 year(s). Which means there will be less support and parts availability for 1979 Austin Allegro. In addition, the cost of maintenance, including insurance, on 1979 Austin Allegro would be higher. At 4,392 cc (8 cylinders), 2005 BMW 645 is equipped with a bigger engine. In terms of performance, 2005 BMW 645 (326 HP @ 6100 RPM) has 282 more horse power than 1979 Austin Allegro. (44 HP @ 5250 RPM) In normal driving conditions, 2005 BMW 645 should accelerate faster than 1979 Austin Allegro. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 645 weights approximately 1080 kg more than 1979 Austin Allegro. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 645 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 2005 BMW 645. However, in wet, icy, snow, or gravel driving conditions, 1979 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, 2005 BMW 645 (447 Nm @ 3600 RPM) has 373 more torque (in Nm) than 1979 Austin Allegro. (74 Nm @ 2900 RPM). This means 2005 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1979 Austin Allegro.
Compare all specifications:
| 1979 Austin Allegro | 2005 BMW 645 | |
| Make | Austin | BMW |
| Model | Allegro | 645 |
| Year Released | 1979 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1098 cc | 4392 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 44 HP | 326 HP |
| Engine RPM | 5250 RPM | 6100 RPM |
| Torque | 74 Nm | 447 Nm |
| Torque RPM | 2900 RPM | 3600 RPM |
| Engine Bore Size | 64.6 mm | 92 mm |
| Engine Stroke Size | 83.7 mm | 83 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 815 kg | 1895 kg |
| Vehicle Length | 3200 mm | 4830 mm |
| Vehicle Width | 1620 mm | 1860 mm |
| Vehicle Height | 1400 mm | 1380 mm |
| Wheelbase Size | 2450 mm | 2890 mm |
| Fuel Tank Capacity | 48 L | 70 L |
