2009 Audi A4 vs. 2010 Alpina B5
To start off, 2010 Alpina B5 is newer by 1 year(s). Which means there will be less support and parts availability for 2009 Audi A4. In addition, the cost of maintenance, including insurance, on 2009 Audi A4 would be higher. At 4,397 cc (8 cylinders), 2010 Alpina B5 is equipped with a bigger engine. In terms of performance, 2010 Alpina B5 (493 HP @ 5500 RPM) has 293 more horse power than 2009 Audi A4. (200 HP @ 5100 RPM) In normal driving conditions, 2010 Alpina B5 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2010 Alpina B5 weights approximately 780 kg more than 2009 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 Alpina B5 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2010 Alpina B5. However, in wet, icy, snow, or gravel driving conditions, 2009 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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, 2010 Alpina B5 (700 Nm @ 4250 RPM) has 419 more torque (in Nm) than 2009 Audi A4. (281 Nm @ 1800 RPM). This means 2010 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
| 2009 Audi A4 | 2010 Alpina B5 | |
| Make | Audi | Alpina |
| Model | A4 | B5 |
| Year Released | 2009 | 2010 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 4397 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 200 HP | 493 HP |
| Engine RPM | 5100 RPM | 5500 RPM |
| Torque | 281 Nm | 700 Nm |
| Torque RPM | 1800 RPM | 4250 RPM |
| Engine Bore Size | 82.5 mm | 92 mm |
| Engine Stroke Size | 92.8 mm | 82.7 mm |
| Engine Compression Ratio | 10.5:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1030 kg | 1810 kg |
| Vehicle Length | 4580 mm | 4850 mm |
| Vehicle Width | 1780 mm | 1850 mm |
| Vehicle Height | 1400 mm | 1500 mm |
| Wheelbase Size | 2660 mm | 2890 mm |
| Fuel Consumption Overall | 9.4 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
