2009 Audi A4 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 Audi A4. In addition, the cost of maintenance, including insurance, on 2009 Audi A4 would be higher. At 4,398 cc (8 cylinders), 2011 Alpina B5 is equipped with a bigger engine. In terms of performance, 2011 Alpina B5 (493 HP @ 5500 RPM) has 315 more horse power than 2009 Audi A4. (178 HP @ 4000 RPM) In normal driving conditions, 2011 Alpina B5 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2011 Alpina B5 weights approximately 130 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 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2011 Alpina B5. In wet, icy, snow, or gravel driving conditions, 2009 Audi A4 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, 2011 Alpina B5 (700 Nm @ 4250 RPM) has 330 more torque (in Nm) than 2009 Audi A4. (370 Nm @ 1500 RPM). This means 2011 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4. 2011 Alpina B5 has automatic transmission and 2009 Audi A4 has manual transmission. 2009 Audi A4 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 Audi A4 | 2011 Alpina B5 | |
| Make | Audi | Alpina |
| Model | A4 | B5 |
| Year Released | 2009 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 4398 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 178 HP | 493 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 370 Nm | 700 Nm |
| Torque RPM | 1500 RPM | 4250 RPM |
| Engine Compression Ratio | 18.5:1 | 9.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 226 km/hour | 309 km/hour |
| Acceleration 0-100mph | 8.4 seconds | 4.7 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1590 kg | 1720 kg |
| Vehicle Length | 4550 mm | 4850 mm |
| Vehicle Width | 1780 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2890 mm |
| Fuel Consumption Overall | 7.8 L/100km | 12.3 L/100km |
| Fuel Tank Capacity | 66 L | 70 L |
