2006 BMW 325 vs. 2010 Alpina B5
To start off, 2010 Alpina B5 is newer by 4 year(s). Which means there will be less support and parts availability for 2006 BMW 325. In addition, the cost of maintenance, including insurance, on 2006 BMW 325 would be higher. At 4,398 cc (8 cylinders), 2010 Alpina B5 is equipped with a bigger engine. In terms of performance, 2010 Alpina B5 (493 HP @ 5500 RPM) has 278 more horse power than 2006 BMW 325. (215 HP @ 6500 RPM) In normal driving conditions, 2010 Alpina B5 should accelerate faster than 2006 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 325 weights approximately 115 kg more than 2010 Alpina B5.
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, 2010 Alpina B5 (700 Nm @ 4250 RPM) has 450 more torque (in Nm) than 2006 BMW 325. (250 Nm @ 2750 RPM). This means 2010 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 325. 2010 Alpina B5 has automatic transmission and 2006 BMW 325 has manual transmission. 2006 BMW 325 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Alpina B5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 BMW 325 | 2010 Alpina B5 | |
| Make | BMW | Alpina |
| Model | 325 | B5 |
| Year Released | 2006 | 2010 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 4398 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 493 HP |
| Engine RPM | 6500 RPM | 5500 RPM |
| Torque | 250 Nm | 700 Nm |
| Torque RPM | 2750 RPM | 4250 RPM |
| Engine Compression Ratio | 11.0:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 7.7 seconds | 4.7 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1835 kg | 1720 kg |
| Vehicle Length | 4530 mm | 4850 mm |
| Vehicle Width | 1820 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2770 mm | 2890 mm |
| Fuel Consumption Overall | 9 L/100km | 12.3 L/100km |
| Fuel Tank Capacity | 60 L | 70 L |
