1971 BMW Touring vs. 2006 BMW 325
To start off, 2006 BMW 325 is newer by 35 year(s). Which means there will be less support and parts availability for 1971 BMW Touring. In addition, the cost of maintenance, including insurance, on 1971 BMW Touring would be higher. At 2,497 cc (6 cylinders), 2006 BMW 325 is equipped with a bigger engine. In terms of performance, 2006 BMW 325 (215 HP @ 6500 RPM) has 130 more horse power than 1971 BMW Touring. (85 HP @ 5700 RPM) In normal driving conditions, 2006 BMW 325 should accelerate faster than 1971 BMW Touring. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 325 weights approximately 805 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, 2006 BMW 325 (250 Nm @ 2750 RPM) has 120 more torque (in Nm) than 1971 BMW Touring. (130 Nm @ 3500 RPM). This means 2006 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 1971 BMW Touring.
Compare all specifications:
| 1971 BMW Touring | 2006 BMW 325 | |
| Make | BMW | BMW |
| Model | Touring | 325 |
| Year Released | 1971 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1573 cc | 2497 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 85 HP | 215 HP |
| Engine RPM | 5700 RPM | 6500 RPM |
| Torque | 130 Nm | 250 Nm |
| Torque RPM | 3500 RPM | 2750 RPM |
| Engine Bore Size | 84.1 mm | 78.9 mm |
| Engine Stroke Size | 71 mm | 82 mm |
| Engine Compression Ratio | 8.6:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1030 kg | 1835 kg |
| Vehicle Length | 4120 mm | 4530 mm |
| Vehicle Width | 1600 mm | 1820 mm |
| Vehicle Height | 1390 mm | 1430 mm |
| Wheelbase Size | 2510 mm | 2770 mm |
