2005 Audi A6 vs. 2004 Audi A4
To start off, 2005 Audi A6 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Audi A4. In addition, the cost of maintenance, including insurance, on 2004 Audi A4 would be higher. At 2,496 cc (6 cylinders), 2004 Audi A4 is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (178 HP @ 4000 RPM) has 18 more horse power than 2004 Audi A4. (160 HP @ 4000 RPM). In normal driving conditions, 2005 Audi A6 should accelerate faster than 2004 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 380 kg more than 2004 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Audi A4. In wet, icy, snow, or gravel driving conditions, 2005 Audi A6 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, 2005 Audi A6 (320 Nm) has 10 more torque (in Nm) than 2004 Audi A4. (310 Nm). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A4.
Compare all specifications:
| 2005 Audi A6 | 2004 Audi A4 | |
| Make | Audi | Audi |
| Model | A6 | A4 |
| Year Released | 2005 | 2004 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2495 cc | 2496 cc |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 178 HP | 160 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 320 Nm | 310 Nm |
| Fuel Type | Diesel | Diesel |
| Acceleration 0-100mph | 9.5 seconds | 8.9 seconds |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1910 kg | 1530 kg |
| Wheelbase Size | 2760 mm | 2430 mm |
| Fuel Consumption Overall | 9.4 L/100km | 6.8 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
