2000 Audi A4 vs. 2009 Audi A6
To start off, 2009 Audi A6 is newer by 9 year(s). Which means there will be less support and parts availability for 2000 Audi A4. In addition, the cost of maintenance, including insurance, on 2000 Audi A4 would be higher. At 2,698 cc (6 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (178 HP @ 3300 RPM) has 18 more horse power than 2000 Audi A4. (160 HP @ 5700 RPM) In normal driving conditions, 2009 Audi A6 should accelerate faster than 2000 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2000 Audi A4 weights approximately 255 kg more than 2009 Audi A6.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2000 Audi A4. In wet, icy, snow, or gravel driving conditions, 2009 Audi A6 will offer significantly more control. 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, 2009 Audi A6 (380 Nm @ 1400 RPM) has 41 more torque (in Nm) than 2000 Audi A4. (339 Nm @ 1750 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2000 Audi A4.
Compare all specifications:
| 2000 Audi A4 | 2009 Audi A6 | |
| Make | Audi | Audi |
| Model | A4 | A6 |
| Year Released | 2000 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2698 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 160 HP | 178 HP |
| Engine RPM | 5700 RPM | 3300 RPM |
| Torque | 339 Nm | 380 Nm |
| Torque RPM | 1750 RPM | 1400 RPM |
| Engine Bore Size | 81 mm | 83 mm |
| Engine Stroke Size | 86.4 mm | 83.1 mm |
| Engine Compression Ratio | 9.3:1 | 17.0:1 |
| Top Speed | 219 km/hour | 228 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 8.9 seconds |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1415 kg | 1160 kg |
| Vehicle Length | 4550 mm | 4920 mm |
| Vehicle Width | 1770 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2850 mm |
| Fuel Tank Capacity | 70 L | 80 L |
