2002 Audi A4 vs. 2004 Audi A6
To start off, 2004 Audi A6 is newer by 2 year(s). Which means there will be less support and parts availability for 2002 Audi A4. In addition, the cost of maintenance, including insurance, on 2002 Audi A4 would be higher. At 2,983 cc (6 cylinders), 2004 Audi A6 is equipped with a bigger engine. In terms of performance, 2004 Audi A6 (220 HP @ 4000 RPM) has 107 more horse power than 2002 Audi A4. (113 HP @ 5800 RPM) In normal driving conditions, 2004 Audi A6 should accelerate faster than 2002 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A6 weights approximately 535 kg more than 2002 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2004 Audi A6 (300 Nm) has 145 more torque (in Nm) than 2002 Audi A4. (155 Nm). This means 2004 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2002 Audi A4.
Compare all specifications:
| 2002 Audi A4 | 2004 Audi A6 | |
| Make | Audi | Audi |
| Model | A4 | A6 |
| Year Released | 2002 | 2004 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1595 cc | 2983 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 113 HP | 220 HP |
| Engine RPM | 5800 RPM | 4000 RPM |
| Torque | 155 Nm | 300 Nm |
| Engine Bore Size | 81 mm | 83 mm |
| Engine Stroke Size | 77.4 mm | 93 mm |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1295 kg | 1830 kg |
| Vehicle Length | 4550 mm | 4880 mm |
| Vehicle Width | 1770 mm | 1820 mm |
| Vehicle Height | 1430 mm | 1480 mm |
| Wheelbase Size | 2660 mm | 2660 mm |
| Fuel Tank Capacity | 70 L | 70 L |
