1966 Austin A 40 vs. 1978 BMW 725
To start off, 1978 BMW 725 is newer by 12 year(s). Which means there will be less support and parts availability for 1966 Austin A 40. In addition, the cost of maintenance, including insurance, on 1966 Austin A 40 would be higher. At 2,495 cc (6 cylinders), 1978 BMW 725 is equipped with a bigger engine. In terms of performance, 1978 BMW 725 (148 HP @ 5500 RPM) has 101 more horse power than 1966 Austin A 40. (47 HP @ 5100 RPM) In normal driving conditions, 1978 BMW 725 should accelerate faster than 1966 Austin A 40.
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, 1978 BMW 725 (215 Nm @ 4000 RPM) has 134 more torque (in Nm) than 1966 Austin A 40. (81 Nm @ 2500 RPM). This means 1978 BMW 725 will have an easier job in driving up hills or pulling heavy equipment than 1966 Austin A 40.
Compare all specifications:
| 1966 Austin A 40 | 1978 BMW 725 | |
| Make | Austin | BMW |
| Model | A 40 | 725 |
| Year Released | 1966 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 1098 cc | 2495 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 47 HP | 148 HP |
| Engine RPM | 5100 RPM | 5500 RPM |
| Torque | 81 Nm | 215 Nm |
| Torque RPM | 2500 RPM | 4000 RPM |
| Engine Bore Size | 64.6 mm | 86.1 mm |
| Engine Stroke Size | 83.7 mm | 71.6 mm |
| Engine Compression Ratio | 8.5:1 | 9.6:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Length | 3690 mm | 4870 mm |
| Vehicle Width | 1520 mm | 1810 mm |
| Vehicle Height | 1450 mm | 1440 mm |
| Wheelbase Size | 2220 mm | 2810 mm |
