2009 Audi A5 vs. 2007 Audi A4
To start off, 2009 Audi A5 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 would be higher. At 3,197 cc (6 cylinders), 2009 Audi A5 is equipped with a bigger engine. In terms of performance, 2009 Audi A5 (265 HP @ 6500 RPM) has 104 more horse power than 2007 Audi A4. (161 HP @ 5700 RPM). In normal driving conditions, 2009 Audi A5 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 460 kg more than 2009 Audi A5.
Because 2009 Audi A5 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Audi A4. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Audi A5 (331 Nm @ 3250 RPM) has 106 more torque (in Nm) than 2007 Audi A4. (225 Nm @ 1950 RPM). This means 2009 Audi A5 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
| 2009 Audi A5 | 2007 Audi A4 | |
| Make | Audi | Audi |
| Model | A5 | A4 |
| Year Released | 2009 | 2007 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3197 cc | 1779 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 265 HP | 161 HP |
| Engine RPM | 6500 RPM | 5700 RPM |
| Torque | 331 Nm | 225 Nm |
| Torque RPM | 3250 RPM | 1950 RPM |
| Engine Bore Size | 84.5 mm | 81 mm |
| Engine Stroke Size | 92.8 mm | 86.4 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 930 kg | 1390 kg |
| Vehicle Length | 4630 mm | 4550 mm |
| Vehicle Width | 1990 mm | 1780 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2760 mm | 2650 mm |
| Fuel Consumption Highway | 8.7 L/100km | 7.8 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 64 L | 70 L |
