2005 Audi A4 vs. 2004 Audi A6
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 37 more horse power than 2004 Audi A6. (180 HP @ 6000 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 36 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 65 more torque (in Nm) than 2004 Audi A6. (235 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:
| 2005 Audi A4 | 2004 Audi A6 | |
| Make | Audi | Audi |
| Model | A4 | A6 |
| Year Released | 2005 | 2004 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2976 cc | 2496 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 217 HP | 180 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 300 Nm | 235 Nm |
| Engine Bore Size | 83 mm | 81 mm |
| Engine Stroke Size | 93 mm | 77.4 mm |
| Engine Compression Ratio | 10.1:1 | 10.3:1 |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1698 kg | 1662 kg |
| Vehicle Length | 4580 mm | 4940 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2660 mm |
| Fuel Consumption Highway | 8.7 L/100km | 7.2 L/100km |
| Fuel Consumption City | 11.8 L/100km | 13.8 L/100km |
| Fuel Consumption Overall | 10.2 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
