2006 BMW Z4 vs. 2008 Alfa Romeo 8C Competizione
To start off, 2008 Alfa Romeo 8C Competizione is newer by 2 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 4,691 cc (8 cylinders), 2008 Alfa Romeo 8C Competizione is equipped with a bigger engine. In terms of performance, 2008 Alfa Romeo 8C Competizione (444 HP @ 7000 RPM) has 101 more horse power than 2006 BMW Z4. (343 HP @ 7900 RPM) In normal driving conditions, 2008 Alfa Romeo 8C Competizione should accelerate faster than 2006 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2008 Alfa Romeo 8C Competizione weights approximately 168 kg more than 2006 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 BMW Z4 (495 Nm @ 4900 RPM) has 15 more torque (in Nm) than 2008 Alfa Romeo 8C Competizione. (480 Nm @ 4750 RPM). This means 2006 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2008 Alfa Romeo 8C Competizione.
Compare all specifications:
| 2006 BMW Z4 | 2008 Alfa Romeo 8C Competizione | |
| Make | BMW | Alfa Romeo |
| Model | Z4 | 8C Competizione |
| Year Released | 2006 | 2008 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 4691 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 343 HP | 444 HP |
| Engine RPM | 7900 RPM | 7000 RPM |
| Torque | 495 Nm | 480 Nm |
| Torque RPM | 4900 RPM | 4750 RPM |
| Engine Compression Ratio | 11.5:1 | 11.3 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 249 km/hour | 292 km/hour |
| Acceleration 0-100mph | 5 seconds | 4.2 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 | 1500 kg |
| Vehicle Length | 4100 mm | 4290 mm |
| Vehicle Width | 1790 mm | 1910 mm |
| Vehicle Height | 1300 mm | 1260 mm |
| Wheelbase Size | 2500 mm | 2600 mm |
