2006 BMW Z4 vs. 2007 Porsche Boxster
To start off, 2007 Porsche Boxster is newer by 1 year(s). Which means there will be less support and parts availability for 2006 BMW Z4. In addition, the cost of maintenance, including insurance, on 2006 BMW Z4 would be higher. At 3,246 cc (6 cylinders), 2006 BMW Z4 is equipped with a bigger engine. In terms of performance, 2006 BMW Z4 (343 HP @ 7900 RPM) has 106 more horse power than 2007 Porsche Boxster. (237 HP @ 6400 RPM). In normal driving conditions, 2006 BMW Z4 should accelerate faster than 2007 Porsche Boxster. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW Z4 weights approximately 37 kg more than 2007 Porsche Boxster. 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, 2006 BMW Z4 (495 Nm @ 4900 RPM) has 225 more torque (in Nm) than 2007 Porsche Boxster. (270 Nm @ 4700 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Porsche Boxster.
Compare all specifications:
| 2006 BMW Z4 | 2007 Porsche Boxster | |
| Make | BMW | Porsche |
| Model | Z4 | Boxster |
| Year Released | 2006 | 2007 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 3246 cc | 2687 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 343 HP | 237 HP |
| Engine RPM | 7900 RPM | 6400 RPM |
| Torque | 495 Nm | 270 Nm |
| Torque RPM | 4900 RPM | 4700 RPM |
| Engine Compression Ratio | 11.5:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 249 km/hour | 256 km/hour |
| Acceleration 0-100mph | 5 seconds | 6.2 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1332 kg | 1295 kg |
| Vehicle Length | 4100 mm | 4330 mm |
| Vehicle Width | 1790 mm | 1790 mm |
| Vehicle Height | 1300 mm | 1300 mm |
| Wheelbase Size | 2500 mm | 2420 mm |
| Fuel Consumption Overall | 11.4 L/100km | 9.9 L/100km |
| Fuel Tank Capacity | 60 L | 64 L |
