2009 Alpina B5 vs. 2009 BMW 320
To start off, both 2009 Alpina B5 and 2009 BMW 320 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,398 cc (8 cylinders), 2009 Alpina B5 is equipped with a bigger engine. In terms of performance, 2009 Alpina B5 (493 HP @ 5500 RPM) has 325 more horse power than 2009 BMW 320. (168 HP @ 6100 RPM). In normal driving conditions, 2009 Alpina B5 should accelerate faster than 2009 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2009 Alpina B5 weights approximately 200 kg more than 2009 BMW 320. 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 B5 (700 Nm @ 4250 RPM) has 490 more torque (in Nm) than 2009 BMW 320. (210 Nm @ 3500 RPM). This means 2009 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 320. 2009 Alpina B5 has automatic transmission and 2009 BMW 320 has manual transmission. 2009 BMW 320 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Alpina B5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Alpina B5 | 2009 BMW 320 | |
| Make | Alpina | BMW |
| Model | B5 | 320 |
| Year Released | 2009 | 2009 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 493 HP | 168 HP |
| Engine RPM | 5500 RPM | 6100 RPM |
| Torque | 700 Nm | 210 Nm |
| Torque RPM | 4250 RPM | 3500 RPM |
| Engine Compression Ratio | 9.0:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 309 km/hour | 224 km/hour |
| Acceleration 0-100mph | 4.7 seconds | 8.5 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1720 kg | 1520 kg |
| Vehicle Length | 4850 mm | 4480 mm |
| Vehicle Width | 1850 mm | 1750 mm |
| Vehicle Height | 1470 mm | 1420 mm |
| Wheelbase Size | 2890 mm | 2730 mm |
| Fuel Consumption Overall | 12.3 L/100km | 9 L/100km |
| Fuel Tank Capacity | 70 L | 63 L |
