1971 BMW Touring vs. 2009 Porsche 911
To start off, 2009 Porsche 911 is newer by 38 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 3,599 cc (6 cylinders), 2009 Porsche 911 is equipped with a bigger engine. In terms of performance, 2009 Porsche 911 (409 HP @ 7600 RPM) has 324 more horse power than 1971 BMW Touring. (85 HP @ 5700 RPM) In normal driving conditions, 2009 Porsche 911 should accelerate faster than 1971 BMW Touring. With that said, vehicle weight also plays an important factor in acceleration. 2009 Porsche 911 weights approximately 395 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, 2009 Porsche 911 (405 Nm @ 5500 RPM) has 275 more torque (in Nm) than 1971 BMW Touring. (130 Nm @ 3500 RPM). This means 2009 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1971 BMW Touring.
Compare all specifications:
| 1971 BMW Touring | 2009 Porsche 911 | |
| Make | BMW | Porsche |
| Model | Touring | 911 |
| Year Released | 1971 | 2009 |
| Engine Position | Front | Rear |
| Engine Size | 1573 cc | 3599 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 85 HP | 409 HP |
| Engine RPM | 5700 RPM | 7600 RPM |
| Torque | 130 Nm | 405 Nm |
| Torque RPM | 3500 RPM | 5500 RPM |
| Engine Bore Size | 84.1 mm | 100 mm |
| Engine Stroke Size | 71 mm | 76.4 mm |
| Engine Compression Ratio | 8.6:1 | 11.7:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1030 kg | 1425 kg |
| Vehicle Length | 4120 mm | 4450 mm |
| Vehicle Width | 1600 mm | 1290 mm |
| Vehicle Height | 1390 mm | 1810 mm |
| Wheelbase Size | 2510 mm | 2360 mm |
