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 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 83 more horse power than 2004 Audi A6. (178 HP @ 4000 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 194 kg more than 2009 Audi A5.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or 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, 2004 Audi A6 (370 Nm @ 1500 RPM) has 40 more torque (in Nm) than 2009 Audi A5. (330 Nm @ 3000 RPM). This means 2004 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A5.
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 | 2393 cc | 3197 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 178 HP | 261 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 370 Nm | 330 Nm |
| Torque RPM | 1500 RPM | 3000 RPM |
| Engine Compression Ratio | 19.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 221 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.1 seconds | 6.1 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1730 kg | 1536 kg |
| Vehicle Length | 4800 mm | 4630 mm |
| Vehicle Width | 1820 mm | 1860 mm |
| Vehicle Height | 1460 mm | 1380 mm |
| Wheelbase Size | 2890 mm | 2760 mm |
| Fuel Consumption Overall | 8.1 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 70 L | 64 L |
