2008 Audi A5 vs. 2009 Audi A4
To start off, 2009 Audi A4 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi A5. In addition, the cost of maintenance, including insurance, on 2008 Audi A5 would be higher. At 3,197 cc (6 cylinders), 2008 Audi A5 is equipped with a bigger engine. In terms of performance, 2008 Audi A5 (262 HP @ 6500 RPM) has 104 more horse power than 2009 Audi A4. (158 HP @ 4500 RPM). In normal driving conditions, 2008 Audi A5 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A5 weights approximately 680 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.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2008 Audi A5 (330 Nm @ 3000 RPM) has 80 more torque (in Nm) than 2009 Audi A4. (250 Nm @ 1500 RPM). This means 2008 Audi A5 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
| 2008 Audi A5 | 2009 Audi A4 | |
| Make | Audi | Audi |
| Model | A5 | A4 |
| Year Released | 2008 | 2009 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3197 cc | 1798 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 262 HP | 158 HP |
| Engine RPM | 6500 RPM | 4500 RPM |
| Torque | 330 Nm | 250 Nm |
| Torque RPM | 3000 RPM | 1500 RPM |
| Engine Compression Ratio | 10.5:1 | 9.6:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 218 km/hour |
| Acceleration 0-100mph | 6.1 seconds | 8.9 seconds |
| Drive Type | Front | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1610 kg | 930 kg |
| Vehicle Length | 4630 mm | 4710 mm |
| Vehicle Width | 1860 mm | 2010 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2760 mm | 2810 mm |
| Fuel Consumption Overall | 8.7 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 80 L | 65 L |
