2008 Alpina B5 vs. 2007 Porsche 911
To start off, 2008 Alpina B5 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Porsche 911. In addition, the cost of maintenance, including insurance, on 2007 Porsche 911 would be higher. At 4,398 cc (8 cylinders), 2008 Alpina B5 is equipped with a bigger engine. In terms of performance, 2008 Alpina B5 (493 HP @ 5500 RPM) has 84 more horse power than 2007 Porsche 911. (409 HP @ 7600 RPM). In normal driving conditions, 2008 Alpina B5 should accelerate faster than 2007 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2008 Alpina B5 weights approximately 334 kg more than 2007 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, 2008 Alpina B5 (700 Nm @ 4250 RPM) has 295 more torque (in Nm) than 2007 Porsche 911. (405 Nm @ 5500 RPM). This means 2008 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 2007 Porsche 911. 2008 Alpina B5 has automatic transmission and 2007 Porsche 911 has manual transmission. 2007 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Alpina B5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Alpina B5 | 2007 Porsche 911 | |
| Make | Alpina | Porsche |
| Model | B5 | 911 |
| Year Released | 2008 | 2007 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4398 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 493 HP | 409 HP |
| Engine RPM | 5500 RPM | 7600 RPM |
| Torque | 700 Nm | 405 Nm |
| Torque RPM | 4250 RPM | 5500 RPM |
| Engine Bore Size | 92 mm | 100 mm |
| Engine Stroke Size | 82.7 mm | 76.4 mm |
| Engine Compression Ratio | 9.0:1 | 11.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 314 km/hour | 306 km/hour |
| Acceleration 0-100mph | 4.7 seconds | 4.5 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1720 kg | 1386 kg |
| Vehicle Length | 4850 mm | 4440 mm |
| Vehicle Width | 1850 mm | 1780 mm |
| Vehicle Height | 1470 mm | 1280 mm |
| Wheelbase Size | 2890 mm | 2360 mm |
| Fuel Consumption Overall | 12.3 L/100km | 12.9 L/100km |
| Fuel Tank Capacity | 70 L | 89 L |
