2009 Alpina B7 vs. 2009 BMW X5
To start off, both 2009 Alpina B7 and 2009 BMW X5 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,396 cc (8 cylinders), 2009 Alpina B7 is equipped with a bigger engine. In terms of performance, 2009 Alpina B7 (493 HP @ 5500 RPM) has 233 more horse power than 2009 BMW X5. (260 HP @ 6600 RPM). In normal driving conditions, 2009 Alpina B7 should accelerate faster than 2009 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2009 Alpina B7 weights approximately 410 kg more than 2009 BMW X5. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Alpina B7. In wet, icy, snow, or gravel driving conditions, 2009 BMW X5 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 Alpina B7 (700 Nm @ 4250 RPM) has 395 more torque (in Nm) than 2009 BMW X5. (305 Nm @ 2750 RPM). This means 2009 Alpina B7 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW X5.
Compare all specifications:
| 2009 Alpina B7 | 2009 BMW X5 | |
| Make | Alpina | BMW |
| Model | B7 | X5 |
| Year Released | 2009 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4396 cc | 2996 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 493 HP | 260 HP |
| Engine RPM | 5500 RPM | 6600 RPM |
| Torque | 700 Nm | 305 Nm |
| Torque RPM | 4250 RPM | 2750 RPM |
| Engine Bore Size | 92 mm | 85.1 mm |
| Engine Stroke Size | 82.7 mm | 88 mm |
| Engine Compression Ratio | 9.0:1 | 10.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1960 kg | 1550 kg |
| Vehicle Length | 5050 mm | 4860 mm |
| Vehicle Width | 1910 mm | 1940 mm |
| Vehicle Height | 1480 mm | 1770 mm |
| Wheelbase Size | 3000 mm | 2940 mm |
| Fuel Consumption Overall | 12.8 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 88 L | 85 L |
