2003 Alpina B 10 vs. 2006 BMW 325
To start off, 2006 BMW 325 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Alpina B 10. In addition, the cost of maintenance, including insurance, on 2003 Alpina B 10 would be higher. At 4,618 cc (8 cylinders), 2003 Alpina B 10 is equipped with a bigger engine. In terms of performance, 2003 Alpina B 10 (342 HP @ 5700 RPM) has 158 more horse power than 2006 BMW 325. (184 HP @ 6000 RPM). In normal driving conditions, 2003 Alpina B 10 should accelerate faster than 2006 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina B 10 weights approximately 245 kg more than 2006 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, 2003 Alpina B 10 (490 Nm @ 3700 RPM) has 252 more torque (in Nm) than 2006 BMW 325. (238 Nm @ 3500 RPM). This means 2003 Alpina B 10 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 325.
Compare all specifications:
| 2003 Alpina B 10 | 2006 BMW 325 | |
| Make | Alpina | BMW |
| Model | B 10 | 325 |
| Year Released | 2003 | 2006 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4618 cc | 2501 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 342 HP | 184 HP |
| Engine RPM | 5700 RPM | 6000 RPM |
| Torque | 490 Nm | 238 Nm |
| Torque RPM | 3700 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1740 kg | 1495 kg |
| Vehicle Length | 4810 mm | 4490 mm |
| Vehicle Width | 1810 mm | 1760 mm |
| Vehicle Height | 1450 mm | 1380 mm |
| Wheelbase Size | 2840 mm | 2730 mm |
