1956 Austin A 90 vs. 2004 BMW 645
To start off, 2004 BMW 645 is newer by 48 year(s). Which means there will be less support and parts availability for 1956 Austin A 90. In addition, the cost of maintenance, including insurance, on 1956 Austin A 90 would be higher. At 4,392 cc (8 cylinders), 2004 BMW 645 is equipped with a bigger engine. In terms of performance, 2004 BMW 645 (322 HP @ 7400 RPM) has 237 more horse power than 1956 Austin A 90. (85 HP @ 4000 RPM) In normal driving conditions, 2004 BMW 645 should accelerate faster than 1956 Austin A 90. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 645 weights approximately 395 kg more than 1956 Austin A 90. 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, 2004 BMW 645 (447 Nm) has 279 more torque (in Nm) than 1956 Austin A 90. (168 Nm). This means 2004 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1956 Austin A 90.
Compare all specifications:
| 1956 Austin A 90 | 2004 BMW 645 | |
| Make | Austin | BMW |
| Model | A 90 | 645 |
| Year Released | 1956 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2639 cc | 4392 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 85 HP | 322 HP |
| Engine RPM | 4000 RPM | 7400 RPM |
| Torque | 168 Nm | 447 Nm |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1320 kg | 1715 kg |
| Vehicle Length | 4350 mm | 4840 mm |
| Vehicle Width | 1630 mm | 1860 mm |
| Vehicle Height | 1620 mm | 1380 mm |
| Wheelbase Size | 2640 mm | 2790 mm |
| Fuel Tank Capacity | 72 L | 70 L |
