2004 Audi A6 vs. 2005 Audi A4
To start off, 2005 Audi A4 is newer by 1 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 2,976 cc (6 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 2005 Audi A4 (217 HP @ 4000 RPM) has 49 more horse power than 2004 Audi A6. (168 HP @ 5800 RPM) In normal driving conditions, 2005 Audi A4 should accelerate faster than 2004 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 138 kg more than 2004 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi A4 (300 Nm) has 70 more torque (in Nm) than 2004 Audi A6. (230 Nm). This means 2005 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A6.
Compare all specifications:
| 2004 Audi A6 | 2005 Audi A4 | |
| Make | Audi | Audi |
| Model | A6 | A4 |
| Year Released | 2004 | 2005 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 2976 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 5 valves |
| Horse Power | 168 HP | 217 HP |
| Engine RPM | 5800 RPM | 4000 RPM |
| Torque | 230 Nm | 300 Nm |
| Engine Bore Size | 81 mm | 83 mm |
| Engine Stroke Size | 77.4 mm | 93 mm |
| Engine Compression Ratio | 11.0:1 | 10.1:1 |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1560 kg | 1698 kg |
| Vehicle Length | 4940 mm | 4580 mm |
| Vehicle Width | 1860 mm | 1780 mm |
| Vehicle Height | 1470 mm | 1400 mm |
| Wheelbase Size | 2890 mm | 2660 mm |
| Fuel Consumption | 7.2 L/100km | 8.7 L/100km |
| Fuel Consumption City | 14.5 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 9.9 L/100km | 10.2 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
