1972 BMW 520 vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 33 year(s). Which means there will be less support and parts availability for 1972 BMW 520. In addition, the cost of maintenance, including insurance, on 1972 BMW 520 would be higher. At 3,822 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (350 HP @ 6600 RPM) has 237 more horse power than 1972 BMW 520. (113 HP @ 5800 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1972 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 275 kg more than 1972 BMW 520. 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, 2005 Porsche 911 (408 Nm @ 4600 RPM) has 243 more torque (in Nm) than 1972 BMW 520. (165 Nm @ 3700 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1972 BMW 520. 2005 Porsche 911 has automatic transmission and 1972 BMW 520 has manual transmission. 1972 BMW 520 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1972 BMW 520 | 2005 Porsche 911 | |
| Make | BMW | Porsche |
| Model | 520 | 911 |
| Year Released | 1972 | 2005 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 1989 cc | 3822 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 113 HP | 350 HP |
| Engine RPM | 5800 RPM | 6600 RPM |
| Torque | 165 Nm | 408 Nm |
| Torque RPM | 3700 RPM | 4600 RPM |
| Engine Bore Size | 89 mm | 99 mm |
| Engine Stroke Size | 80 mm | 82.8 mm |
| Engine Compression Ratio | 9.0:1 | 11.8:1 |
| Top Speed | 172 km/hour | 293 km/hour |
| Acceleration 0-100mph | 12.3 seconds | 4.9 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1230 kg | 1505 kg |
| Vehicle Length | 4630 mm | 4470 mm |
| Vehicle Width | 1700 mm | 1810 mm |
| Vehicle Height | 1430 mm | 1310 mm |
| Wheelbase Size | 2640 mm | 2360 mm |
| Fuel Tank Capacity | 70 L | 64 L |
