2003 Alpina B3 vs. 2007 BMW 525
To start off, 2007 BMW 525 is newer by 4 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 3,301 cc (6 cylinders), 2003 Alpina B3 is equipped with a bigger engine. In terms of performance, 2003 Alpina B3 (277 HP @ 6300 RPM) has 62 more horse power than 2007 BMW 525. (215 HP @ 6500 RPM). In normal driving conditions, 2003 Alpina B3 should accelerate faster than 2007 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina B3 weights approximately 280 kg more than 2007 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear 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 B3 (335 Nm @ 4500 RPM) has 84 more torque (in Nm) than 2007 BMW 525. (251 Nm @ 2750 RPM). This means 2003 Alpina B3 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 525.
Compare all specifications:
| 2003 Alpina B3 | 2007 BMW 525 | |
| Make | Alpina | BMW |
| Model | B3 | 525 |
| Year Released | 2003 | 2007 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3301 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 277 HP | 215 HP |
| Engine RPM | 6300 RPM | 6500 RPM |
| Torque | 335 Nm | 251 Nm |
| Torque RPM | 4500 RPM | 2750 RPM |
| Engine Bore Size | 86.4 mm | 78.8 mm |
| Engine Stroke Size | 93.9 mm | 82 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 7.2 seconds | 8.5 seconds |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1560 kg | 1280 kg |
| Vehicle Length | 4480 mm | 4850 mm |
| Vehicle Width | 1750 mm | 1850 mm |
| Vehicle Height | 1420 mm | 1500 mm |
| Fuel Consumption Overall | 11.7 L/100km | 9.9 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
