2008 Audi A6 vs. 2006 Audi A4
To start off, 2008 Audi A6 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Audi A4. In addition, the cost of maintenance, including insurance, on 2006 Audi A4 would be higher. At 1,984 cc (6 cylinders), 2008 Audi A6 is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (187 HP) has 19 more horse power than 2008 Audi A6. (168 HP) In normal driving conditions, 2006 Audi A4 should accelerate faster than 2008 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A6 weights approximately 485 kg more than 2006 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, 2008 Audi A6 (280 Nm @ 1800 RPM) has 40 more torque (in Nm) than 2006 Audi A4. (240 Nm @ 1950 RPM). This means 2008 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 2008 Audi A6 | 2006 Audi A4 | |
| Make | Audi | Audi |
| Model | A6 | A4 |
| Year Released | 2008 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1781 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 168 HP | 187 HP |
| Torque | 280 Nm | 240 Nm |
| Torque RPM | 1800 RPM | 1950 RPM |
| Engine Compression Ratio | 11.5:1 | 9.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 227 km/hour | 228 km/hour |
| Acceleration 0-100mph | 8.4 seconds | 8.6 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1880 kg | 1395 kg |
| Vehicle Length | 4800 mm | 4550 mm |
| Vehicle Width | 1820 mm | 1780 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 2770 mm | 2660 mm |
| Fuel Consumption Overall | 10.1 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
