2004 Audi A4 vs. 2002 Audi A6
To start off, 2004 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2002 Audi A6. In addition, the cost of maintenance, including insurance, on 2002 Audi A6 would be higher. At 2,496 cc (6 cylinders), 2002 Audi A6 is equipped with a bigger engine. In terms of performance, 2004 Audi A4 (187 HP @ 5700 RPM) has 27 more horse power than 2002 Audi A6. (160 HP @ 4000 RPM). In normal driving conditions, 2004 Audi A4 should accelerate faster than 2002 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2002 Audi A6 weights approximately 110 kg more than 2004 Audi A4.
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, 2002 Audi A6 (310 Nm @ 1400 RPM) has 75 more torque (in Nm) than 2004 Audi A4. (235 Nm @ 1950 RPM). This means 2002 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A4.
Compare all specifications:
| 2004 Audi A4 | 2002 Audi A6 | |
| Make | Audi | Audi |
| Model | A4 | A6 |
| Year Released | 2004 | 2002 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2496 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 187 HP | 160 HP |
| Engine RPM | 5700 RPM | 4000 RPM |
| Torque | 235 Nm | 310 Nm |
| Torque RPM | 1950 RPM | 1400 RPM |
| Engine Bore Size | 81 mm | 78.3 mm |
| Engine Stroke Size | 86.4 mm | 86.4 mm |
| Engine Compression Ratio | 9.0:1 | 19.5:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 236 km/hour | 222 km/hour |
| Acceleration 0-100mph | 8.2 seconds | 9.6 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1450 kg | 1560 kg |
| Vehicle Length | 4590 mm | 4800 mm |
| Vehicle Width | 1780 mm | 1820 mm |
| Vehicle Height | 1430 mm | 1460 mm |
| Wheelbase Size | 2580 mm | 2770 mm |
| Fuel Consumption Highway | 6.7 L/100km | 5.4 L/100km |
| Fuel Consumption City | 11.6 L/100km | 9.7 L/100km |
| Fuel Consumption Overall | 8.5 L/100km | 6.9 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
