2008 BMW Z4 vs. 2006 Porsche Boxster
To start off, 2008 BMW Z4 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Porsche Boxster. In addition, the cost of maintenance, including insurance, on 2006 Porsche Boxster would be higher. At 2,687 cc (6 cylinders), 2006 Porsche Boxster is equipped with a bigger engine. In terms of performance, 2006 Porsche Boxster (225 HP @ 4700 RPM) has 50 more horse power than 2008 BMW Z4. (175 HP @ 5800 RPM) In normal driving conditions, 2006 Porsche Boxster should accelerate faster than 2008 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Porsche Boxster weights approximately 36 kg more than 2008 BMW Z4. 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 Porsche Boxster (260 Nm @ 4700 RPM) has 30 more torque (in Nm) than 2008 BMW Z4. (230 Nm @ 3500 RPM). This means 2006 Porsche Boxster will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW Z4. 2006 Porsche Boxster has automatic transmission and 2008 BMW Z4 has manual transmission. 2008 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Porsche Boxster will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 BMW Z4 | 2006 Porsche Boxster | |
| Make | BMW | Porsche |
| Model | Z4 | Boxster |
| Year Released | 2008 | 2006 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 2497 cc | 2687 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 225 HP |
| Engine RPM | 5800 RPM | 4700 RPM |
| Torque | 230 Nm | 260 Nm |
| Torque RPM | 3500 RPM | 4700 RPM |
| Engine Bore Size | 82 mm | 85.5 mm |
| Engine Stroke Size | 78.8 mm | 78 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 229 km/hour | 253 km/hour |
| Acceleration 0-100mph | 6.5 seconds | 6.4 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1350 kg | 1386 kg |
| Vehicle Length | 4100 mm | 4330 mm |
| Vehicle Width | 1790 mm | 1790 mm |
| Vehicle Height | 1310 mm | 1300 mm |
| Wheelbase Size | 2500 mm | 2420 mm |
| Fuel Consumption Overall | 8.2 L/100km | 9.7 L/100km |
| Fuel Tank Capacity | 55 L | 64 L |
