2004 Audi A6 vs. 1999 Audi A4
To start off, 2004 Audi A6 is newer by 5 year(s). Which means there will be less support and parts availability for 1999 Audi A4. In addition, the cost of maintenance, including insurance, on 1999 Audi A4 would be higher. At 1,968 cc (4 cylinders), 2004 Audi A6 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A6 weights approximately 235 kg more than 1999 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, both vehicles can yield 320 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2004 Audi A6 | 1999 Audi A4 | |
| Make | Audi | Audi |
| Model | A6 | A4 |
| Year Released | 2004 | 1999 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1895 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 138 HP | 0 HP |
| Torque | 320 Nm | 320 Nm |
| Torque RPM | 1750 RPM | 1900 RPM |
| Engine Compression Ratio | 19.5:1 | 19.5:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 205 km/hour | 180 km/hour |
| Acceleration 0-100mph | 10.3 seconds | 13.6 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1540 kg | 1305 kg |
| Vehicle Length | 4920 mm | 4480 mm |
| Vehicle Width | 1860 mm | 1740 mm |
| Vehicle Height | 1470 mm | 1420 mm |
| Wheelbase Size | 2850 mm | 2630 mm |
| Fuel Tank Capacity | 70 L | 62 L |
