1955 Austin A 40 vs. 2006 BMW 645
To start off, 2006 BMW 645 is newer by 51 year(s). Which means there will be less support and parts availability for 1955 Austin A 40. In addition, the cost of maintenance, including insurance, on 1955 Austin A 40 would be higher. At 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 287 more horse power than 1955 Austin A 40. (41 HP @ 4500 RPM) In normal driving conditions, 2006 BMW 645 should accelerate faster than 1955 Austin A 40. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 645 weights approximately 662 kg more than 1955 Austin A 40. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 2006 BMW 645 (450 Nm @ 3600 RPM) has 371 more torque (in Nm) than 1955 Austin A 40. (79 Nm @ 2400 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1955 Austin A 40.
Compare all specifications:
| 1955 Austin A 40 | 2006 BMW 645 | |
| Make | Austin | BMW |
| Model | A 40 | 645 |
| Year Released | 1955 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1200 cc | 4398 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 41 HP | 328 HP |
| Engine RPM | 4500 RPM | 6100 RPM |
| Torque | 79 Nm | 450 Nm |
| Torque RPM | 2400 RPM | 3600 RPM |
| Engine Compression Ratio | 7.2:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1030 kg | 1692 kg |
| Vehicle Length | 4130 mm | 4830 mm |
| Vehicle Width | 1570 mm | 1860 mm |
| Vehicle Height | 1570 mm | 1380 mm |
| Wheelbase Size | 2530 mm | 2790 mm |
| Fuel Tank Capacity | 54 L | 70 L |
