2009 Porsche 911 vs. 2007 Alfa Romeo 8C Competizione
To start off, 2009 Porsche 911 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Alfa Romeo 8C Competizione. In addition, the cost of maintenance, including insurance, on 2007 Alfa Romeo 8C Competizione would be higher. At 4,691 cc (8 cylinders), 2007 Alfa Romeo 8C Competizione is equipped with a bigger engine. In terms of performance, 2007 Alfa Romeo 8C Competizione (444 HP @ 7000 RPM) has 123 more horse power than 2009 Porsche 911. (321 HP @ 6800 RPM) In normal driving conditions, 2007 Alfa Romeo 8C Competizione should accelerate faster than 2009 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alfa Romeo 8C Competizione weights approximately 205 kg more than 2009 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Alfa Romeo 8C Competizione. In wet, icy, snow, or gravel driving conditions, 2009 Porsche 911 will offer significantly more control. 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, 2007 Alfa Romeo 8C Competizione (480 Nm @ 4750 RPM) has 110 more torque (in Nm) than 2009 Porsche 911. (370 Nm @ 4250 RPM). This means 2007 Alfa Romeo 8C Competizione will have an easier job in driving up hills or pulling heavy equipment than 2009 Porsche 911. 2009 Porsche 911 has automatic transmission and 2007 Alfa Romeo 8C Competizione has manual transmission. 2007 Alfa Romeo 8C Competizione will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Porsche 911 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Porsche 911 | 2007 Alfa Romeo 8C Competizione | |
| Make | Porsche | Alfa Romeo |
| Model | 911 | 8C Competizione |
| Year Released | 2009 | 2007 |
| Body Type | Convertible | Coupe |
| Engine Position | Rear | Front |
| Engine Size | 3596 cc | 4691 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | boxer | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 321 HP | 444 HP |
| Engine RPM | 6800 RPM | 7000 RPM |
| Torque | 370 Nm | 480 Nm |
| Torque RPM | 4250 RPM | 4750 RPM |
| Engine Compression Ratio | 11.3:1 | 11.3 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 275 km/hour | 292 km/hour |
| Acceleration 0-100mph | 5.3 seconds | 4.2 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1295 kg | 1500 kg |
| Vehicle Length | 4430 mm | 4290 mm |
| Vehicle Width | 1320 mm | 1910 mm |
| Vehicle Height | 1860 mm | 1260 mm |
| Wheelbase Size | 2360 mm | 2600 mm |
