2006 BMW Z4 vs. 1977 Porsche 911
To start off, 2006 BMW Z4 is newer by 29 year(s). Which means there will be less support and parts availability for 1977 Porsche 911. In addition, the cost of maintenance, including insurance, on 1977 Porsche 911 would be higher. At 3,299 cc (6 cylinders), 1977 Porsche 911 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (338 HP @ 7900 RPM) has 42 more horse power than 1977 Porsche 911. (296 HP @ 5500 RPM). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 1977 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW Z4 weights approximately 135 kg more than 1977 Porsche 911. 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, 1977 Porsche 911 (431 Nm @ 4000 RPM) has 66 more torque (in Nm) than 2006 BMW Z4. (365 Nm @ 4900 RPM). This means 1977 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW Z4.
Compare all specifications:
| 2006 BMW Z4 | 1977 Porsche 911 | |
| Make | BMW | Porsche |
| Model | Z4 | 911 |
| Year Released | 2006 | 1977 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 3246 cc | 3299 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 338 HP | 296 HP |
| Engine RPM | 7900 RPM | 5500 RPM |
| Torque | 365 Nm | 431 Nm |
| Torque RPM | 4900 RPM | 4000 RPM |
| Engine Compression Ratio | 11.5:1 | 7.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 5 seconds | 5.4 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1485 kg | 1350 kg |
| Vehicle Length | 4120 mm | 4300 mm |
| Vehicle Width | 1790 mm | 1780 mm |
| Vehicle Height | 1310 mm | 1320 mm |
| Wheelbase Size | 2500 mm | 2270 mm |
| Fuel Tank Capacity | 55 L | 80 L |
