2003 Alpina B3 vs. 2003 BMW M3
To start off, both 2003 Alpina B3 and 2003 BMW M3 were released in the same year (2003). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,300 cc (6 cylinders), 2003 Alpina B3 is equipped with a bigger engine. In terms of performance, 2003 Alpina B3 (276 HP @ 6300 RPM) has 36 more horse power than 2003 BMW M3. (240 HP @ 6000 RPM). In normal driving conditions, 2003 Alpina B3 should accelerate faster than 2003 BMW M3. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina B3 weights approximately 118 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.
Because 2003 Alpina B3 is four wheel drive (4WD), it will have significant more traction and grip than 2003 BMW M3. In wet, icy, snow, or gravel driving conditions, 2003 Alpina B3 will offer significantly more control. 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 35 more torque (in Nm) than 2003 BMW M3. (300 Nm @ 4250 RPM). This means 2003 Alpina B3 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW M3.
Compare all specifications:
| 2003 Alpina B3 | 2003 BMW M3 | |
| Make | Alpina | BMW |
| Model | B3 | M3 |
| Year Released | 2003 | 2003 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3300 cc | 2993 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 276 HP | 240 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 335 Nm | 300 Nm |
| Torque RPM | 4500 RPM | 4250 RPM |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Top Speed | 254 km/hour | 220 km/hour |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1560 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 |
