2007 BMW Z4 vs. 1972 Porsche 917
To start off, 2007 BMW Z4 is newer by 35 year(s). Which means there will be less support and parts availability for 1972 Porsche 917. In addition, the cost of maintenance, including insurance, on 1972 Porsche 917 would be higher. At 4,994 cc, 1972 Porsche 917 is equipped with a bigger engine. In terms of performance, 1972 Porsche 917 (520 HP) has 265 more horse power than 2007 BMW Z4. (255 HP) In normal driving conditions, 1972 Porsche 917 should accelerate faster than 2007 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Z4 weights approximately 600 kg more than 1972 Porsche 917.
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, 1972 Porsche 917 (610 Nm) has 312 more torque (in Nm) than 2007 BMW Z4. (298 Nm). This means 1972 Porsche 917 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4.
Compare all specifications:
| 2007 BMW Z4 | 1972 Porsche 917 | |
| Make | BMW | Porsche |
| Model | Z4 | 917 |
| Year Released | 2007 | 1972 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 2996 cc | 4994 cc |
| Horse Power | 255 HP | 520 HP |
| Torque | 298 Nm | 610 Nm |
| Engine Compression Ratio | 10.7:1 | 10.5:1 |
| Top Speed | 250 km/hour | 321 km/hour |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1398 kg | 798 kg |
