1957 Austin A135 vs. 1971 BMW Touring
To start off, 1971 BMW Touring is newer by 14 year(s). Which means there will be less support and parts availability for 1957 Austin A135. In addition, the cost of maintenance, including insurance, on 1957 Austin A135 would be higher. At 3,993 cc (6 cylinders), 1957 Austin A135 is equipped with a bigger engine. In terms of performance, 1957 Austin A135 (148 HP @ 4100 RPM) has 63 more horse power than 1971 BMW Touring. (85 HP @ 5700 RPM). In normal driving conditions, 1957 Austin A135 should accelerate faster than 1971 BMW Touring. With that said, vehicle weight also plays an important factor in acceleration. 1957 Austin A135 weights approximately 1050 kg more than 1971 BMW Touring. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1957 Austin A135 (308 Nm @ 2400 RPM) has 178 more torque (in Nm) than 1971 BMW Touring. (130 Nm @ 3500 RPM). This means 1957 Austin A135 will have an easier job in driving up hills or pulling heavy equipment than 1971 BMW Touring.
Compare all specifications:
| 1957 Austin A135 | 1971 BMW Touring | |
| Make | Austin | BMW |
| Model | A135 | Touring |
| Year Released | 1957 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 3993 cc | 1573 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 148 HP | 85 HP |
| Engine RPM | 4100 RPM | 5700 RPM |
| Torque | 308 Nm | 130 Nm |
| Torque RPM | 2400 RPM | 3500 RPM |
| Engine Bore Size | 87.3 mm | 84.1 mm |
| Engine Stroke Size | 111.1 mm | 71 mm |
| Engine Compression Ratio | 7.6:1 | 8.6:1 |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 2080 kg | 1030 kg |
| Vehicle Length | 5110 mm | 4120 mm |
| Vehicle Width | 1860 mm | 1600 mm |
| Vehicle Height | 1680 mm | 1390 mm |
| Wheelbase Size | 3100 mm | 2510 mm |
