2009 Alpina B3 vs. 2003 BMW M3
To start off, 2009 Alpina B3 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 BMW M3. In addition, the cost of maintenance, including insurance, on 2003 BMW M3 would be higher. At 3,347 cc (6 cylinders), 2009 Alpina B3 is equipped with a bigger engine. In terms of performance, 2009 Alpina B3 (301 HP @ 6300 RPM) has 61 more horse power than 2003 BMW M3. (240 HP @ 6000 RPM). In normal driving conditions, 2009 Alpina B3 should accelerate faster than 2003 BMW M3. With that said, vehicle weight also plays an important factor in acceleration. 2009 Alpina B3 weights approximately 83 kg more than 2003 BMW M3. 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, 2009 Alpina B3 (362 Nm @ 4800 RPM) has 62 more torque (in Nm) than 2003 BMW M3. (300 Nm @ 4250 RPM). This means 2009 Alpina B3 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW M3.
Compare all specifications:
| 2009 Alpina B3 | 2003 BMW M3 | |
| Make | Alpina | BMW |
| Model | B3 | M3 |
| Year Released | 2009 | 2003 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3347 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 301 HP | 240 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 362 Nm | 300 Nm |
| Torque RPM | 4800 RPM | 4250 RPM |
| Engine Bore Size | 87 mm | 86 mm |
| Engine Stroke Size | 93.9 mm | 85.8 mm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Top Speed | 266 km/hour | 220 km/hour |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1525 kg | 1442 kg |
| Vehicle Length | 4480 mm | 4440 mm |
| Vehicle Width | 1750 mm | 1720 mm |
| Vehicle Height | 1420 mm | 1340 mm |
| Wheelbase Size | 2730 mm | 2730 mm |
| Fuel Tank Capacity | 63 L | 65 L |
