2009 Audi A4 vs. 2008 Audi A5
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 4,163 cc (8 cylinders), 2008 Audi A5 is equipped with a bigger engine. In terms of performance, 2008 Audi A5 (349 HP @ 7000 RPM) has 221 more horse power than 2009 Audi A4. (128 HP @ 5700 RPM) In normal driving conditions, 2008 Audi A5 should accelerate faster than 2009 Audi A4.
Because 2008 Audi A5 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A4. In wet, icy, snow, or gravel driving conditions, 2008 Audi A5 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, 2008 Audi A5 (440 Nm @ 3500 RPM) has 245 more torque (in Nm) than 2009 Audi A4. (195 Nm @ 3500 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:
| 2009 Audi A4 | 2008 Audi A5 | |
| Make | Audi | Audi |
| Model | A4 | A5 |
| Year Released | 2009 | 2008 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 4163 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 5 valves |
| Horse Power | 128 HP | 349 HP |
| Engine RPM | 5700 RPM | 7000 RPM |
| Torque | 195 Nm | 440 Nm |
| Torque RPM | 3500 RPM | 3500 RPM |
| Engine Bore Size | 82.6 mm | 84.5 mm |
| Engine Stroke Size | 92.8 mm | 93 mm |
| Engine Compression Ratio | 10.3:1 | 10.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 10.9 seconds | 5.1 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1630 kg | 1630 kg |
| Vehicle Length | 4580 mm | 4640 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1400 mm | 1380 mm |
| Wheelbase Size | 2660 mm | 2760 mm |
| Fuel Consumption Overall | 8.6 L/100km | 12.6 L/100km |
| Fuel Tank Capacity | 70 L | 64 L |
