2006 Alpina B3 vs. 2009 BMW 650
To start off, 2009 BMW 650 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Alpina B3. In addition, the cost of maintenance, including insurance, on 2006 Alpina B3 would be higher. At 4,799 cc (8 cylinders), 2009 BMW 650 is equipped with a bigger engine. In terms of performance, 2009 BMW 650 (362 HP @ 6300 RPM) has 61 more horse power than 2006 Alpina B3. (301 HP @ 6300 RPM) In normal driving conditions, 2009 BMW 650 should accelerate faster than 2006 Alpina B3. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 650 weights approximately 75 kg more than 2006 Alpina B3. 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 BMW 650 (490 Nm @ 3400 RPM) has 128 more torque (in Nm) than 2006 Alpina B3. (362 Nm @ 4800 RPM). This means 2009 BMW 650 will have an easier job in driving up hills or pulling heavy equipment than 2006 Alpina B3.
Compare all specifications:
| 2006 Alpina B3 | 2009 BMW 650 | |
| Make | Alpina | BMW |
| Model | B3 | 650 |
| Year Released | 2006 | 2009 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 4799 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 301 HP | 362 HP |
| Engine RPM | 6300 RPM | 6300 RPM |
| Torque | 362 Nm | 490 Nm |
| Torque RPM | 4800 RPM | 3400 RPM |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 5.4 seconds | 5.4 seconds |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1450 kg | 1525 kg |
| Vehicle Length | 4490 mm | 4830 mm |
| Vehicle Width | 1760 mm | 1380 mm |
| Vehicle Height | 1370 mm | 1860 mm |
| Wheelbase Size | 2730 mm | 2790 mm |
| Fuel Consumption Overall | 10.9 L/100km | 10.5 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
