2004 Audi A6 vs. 2009 Audi A5
To start off, 2009 Audi A5 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 Audi A6. In addition, the cost of maintenance, including insurance, on 2004 Audi A6 would be higher. At 1,984 cc (4 cylinders), 2004 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A5 (168 HP @ 4800 RPM) has 40 more horse power than 2004 Audi A6. (128 HP @ 5700 RPM) In normal driving conditions, 2009 Audi A5 should accelerate faster than 2004 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A6 weights approximately 57 kg more than 2009 Audi A5.
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, 2009 Audi A5 (250 Nm @ 1500 RPM) has 55 more torque (in Nm) than 2004 Audi A6. (195 Nm @ 3300 RPM). This means 2009 Audi A5 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A6.
Compare all specifications:
| 2004 Audi A6 | 2009 Audi A5 | |
| Make | Audi | Audi |
| Model | A6 | A5 |
| Year Released | 2004 | 2009 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1798 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 128 HP | 168 HP |
| Engine RPM | 5700 RPM | 4800 RPM |
| Torque | 195 Nm | 250 Nm |
| Torque RPM | 3300 RPM | 1500 RPM |
| Engine Bore Size | 82.5 mm | 82.6 mm |
| Engine Stroke Size | 92.8 mm | 84.1 mm |
| Engine Compression Ratio | 10.0:1 | 9.6:1 |
| Acceleration 0-100mph | 10.7 seconds | 8.4 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1452 kg | 1395 kg |
| Vehicle Length | 4800 mm | 4630 mm |
| Vehicle Width | 1820 mm | 1860 mm |
| Vehicle Height | 1460 mm | 1380 mm |
| Wheelbase Size | 2770 mm | 2760 mm |
| Fuel Consumption Overall | 8.5 L/100km | 7.1 L/100km |
| Fuel Tank Capacity | 70 L | 65 L |
