2003 Alpina B3 vs. 2009 Porsche Cayenne
To start off, 2009 Porsche Cayenne is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Alpina B3. In addition, the cost of maintenance, including insurance, on 2003 Alpina B3 would be higher. At 4,806 cc, 2009 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2009 Porsche Cayenne (380 HP @ 6200 RPM) has 79 more horse power than 2003 Alpina B3. (301 HP @ 6200 RPM) In normal driving conditions, 2009 Porsche Cayenne should accelerate faster than 2003 Alpina B3. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina B3 weights approximately 109 kg more than 2009 Porsche Cayenne.
Because 2009 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2003 Alpina B3. In wet, icy, snow, or gravel driving conditions, 2009 Porsche Cayenne 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, 2009 Porsche Cayenne (500 Nm @ 3500 RPM) has 138 more torque (in Nm) than 2003 Alpina B3. (362 Nm @ 4800 RPM). This means 2009 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2003 Alpina B3.
Compare all specifications:
| 2003 Alpina B3 | 2009 Porsche Cayenne | |
| Make | Alpina | Porsche |
| Model | B3 | Cayenne |
| Year Released | 2003 | 2009 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 3344 cc | 4806 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 301 HP | 380 HP |
| Engine RPM | 6200 RPM | 6200 RPM |
| Torque | 362 Nm | 500 Nm |
| Torque RPM | 4800 RPM | 3500 RPM |
| Engine Bore Size | 87 mm | 96 mm |
| Engine Stroke Size | 93.8 mm | 83 mm |
| Engine Compression Ratio | 10.0:1 | 12.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1645 kg | 1536 kg |
| Vehicle Length | 4490 mm | 4800 mm |
| Vehicle Width | 1760 mm | 1710 mm |
| Vehicle Height | 1360 mm | 1930 mm |
| Wheelbase Size | 2730 mm | 2860 mm |
| Fuel Tank Capacity | 63 L | 100 L |
