2009 BMW M6 vs. 2011 Alpina B5
To start off, 2011 Alpina B5 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 BMW M6. In addition, the cost of maintenance, including insurance, on 2009 BMW M6 would be higher. At 4,999 cc (10 cylinders), 2009 BMW M6 is equipped with a bigger engine. In terms of performance, 2009 BMW M6 (500 HP @ 7750 RPM) has 7 more horse power than 2011 Alpina B5. (493 HP @ 5500 RPM). In normal driving conditions, 2009 BMW M6 should accelerate faster than 2011 Alpina B5. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW M6 weights approximately 195 kg more than 2011 Alpina B5. 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, 2011 Alpina B5 (700 Nm @ 4250 RPM) has 180 more torque (in Nm) than 2009 BMW M6. (520 Nm @ 6100 RPM). This means 2011 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW M6. 2011 Alpina B5 has automatic transmission and 2009 BMW M6 has manual transmission. 2009 BMW M6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Alpina B5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW M6 | 2011 Alpina B5 | |
| Make | BMW | Alpina |
| Model | M6 | B5 |
| Year Released | 2009 | 2011 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4999 cc | 4397 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 500 HP | 493 HP |
| Engine RPM | 7750 RPM | 5500 RPM |
| Torque | 520 Nm | 700 Nm |
| Torque RPM | 6100 RPM | 4250 RPM |
| Engine Bore Size | 92 mm | 92 mm |
| Engine Stroke Size | 75.2 mm | 82.7 mm |
| Engine Compression Ratio | 12.0:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 205 km/hour | 300 km/hour |
| Acceleration 0-100mph | 4.8 seconds | 4.8 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 2005 kg | 1810 kg |
| Vehicle Length | 4880 mm | 4850 mm |
| Vehicle Width | 1860 mm | 1850 mm |
| Vehicle Height | 1380 mm | 1500 mm |
| Wheelbase Size | 2790 mm | 2890 mm |
| Fuel Consumption Overall | 15.2 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
