2009 Audi A5 vs. 2009 Audi A4
To start off, both 2009 Audi A5 and 2009 Audi A4 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,197 cc (6 cylinders), 2009 Audi A5 is equipped with a bigger engine. In terms of performance, 2009 Audi A5 (261 HP @ 6500 RPM) has 147 more horse power than 2009 Audi A4. (114 HP @ 4000 RPM). In normal driving conditions, 2009 Audi A5 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A5 weights approximately 70 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 2009 Audi A5. 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, 2009 Audi A5 (330 Nm @ 3000 RPM) has 45 more torque (in Nm) than 2009 Audi A4. (285 Nm @ 1900 RPM). This means 2009 Audi A5 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
| 2009 Audi A5 | 2009 Audi A4 | |
| Make | Audi | Audi |
| Model | A5 | A4 |
| Year Released | 2009 | 2009 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3197 cc | 1896 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 261 HP | 114 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
| Torque | 330 Nm | 285 Nm |
| Torque RPM | 3000 RPM | 1900 RPM |
| Engine Compression Ratio | 10.5:1 | 19.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Acceleration 0-100mph | 6.6 seconds | 10.6 seconds |
| Drive Type | Front | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1500 kg | 1430 kg |
| Vehicle Length | 4630 mm | 4550 mm |
| Vehicle Width | 1860 mm | 1780 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2760 mm | 2660 mm |
| Fuel Consumption Overall | 8.7 L/100km | 6.1 L/100km |
| Fuel Tank Capacity | 65 L | 70 L |
