2007 Alpina B5 vs. 2007 BMW 325
To start off, both 2007 Alpina B5 and 2007 BMW 325 were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,398 cc (8 cylinders), 2007 Alpina B5 is equipped with a bigger engine. In terms of performance, 2007 Alpina B5 (493 HP @ 5500 RPM) has 278 more horse power than 2007 BMW 325. (215 HP @ 6500 RPM). In normal driving conditions, 2007 Alpina B5 should accelerate faster than 2007 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alpina B5 weights approximately 286 kg more than 2007 BMW 325. 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, 2007 Alpina B5 (700 Nm @ 4250 RPM) has 450 more torque (in Nm) than 2007 BMW 325. (250 Nm @ 2750 RPM). This means 2007 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 325.
Compare all specifications:
| 2007 Alpina B5 | 2007 BMW 325 | |
| Make | Alpina | BMW |
| Model | B5 | 325 |
| Year Released | 2007 | 2007 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 2497 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 493 HP | 215 HP |
| Engine RPM | 5500 RPM | 6500 RPM |
| Torque | 700 Nm | 250 Nm |
| Torque RPM | 4250 RPM | 2750 RPM |
| Engine Bore Size | 92.1 mm | 78.8 mm |
| Engine Stroke Size | 82.7 mm | 82 mm |
| Engine Compression Ratio | 9.0:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 4.8 seconds | 7.7 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1810 kg | 1524 kg |
| Vehicle Length | 4850 mm | 4530 mm |
| Vehicle Width | 1850 mm | 1430 mm |
| Vehicle Height | 1500 mm | 1820 mm |
| Wheelbase Size | 2890 mm | 2770 mm |
| Fuel Consumption Overall | 12.4 L/100km | 9 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
