2008 Audi A4 vs. 2005 Audi A6
To start off, 2008 Audi A4 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 2,393 cc (6 cylinders), 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2008 Audi A4 (187 HP @ 5700 RPM) has 17 more horse power than 2005 Audi A6. (170 HP @ 4000 RPM). In normal driving conditions, 2008 Audi A4 should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 140 kg more than 2008 Audi A4.
Because 2008 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Audi A6. In wet, icy, snow, or gravel driving conditions, 2008 Audi A4 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, 2005 Audi A6 (371 Nm @ 1500 RPM) has 131 more torque (in Nm) than 2008 Audi A4. (240 Nm @ 1950 RPM). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A4.
Compare all specifications:
| 2008 Audi A4 | 2005 Audi A6 | |
| Make | Audi | Audi |
| Model | A4 | A6 |
| Year Released | 2008 | 2005 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1780 cc | 2393 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 187 HP | 170 HP |
| Engine RPM | 5700 RPM | 4000 RPM |
| Torque | 240 Nm | 371 Nm |
| Torque RPM | 1950 RPM | 1500 RPM |
| Engine Bore Size | 81 mm | 78.3 mm |
| Engine Stroke Size | 86.4 mm | 86.4 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 234 km/hour | 219 km/hour |
| Acceleration 0-100mph | 8.3 seconds | 9.1 seconds |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1475 kg | 1615 kg |
| Vehicle Length | 4550 mm | 4800 mm |
| Vehicle Width | 1780 mm | 1820 mm |
| Vehicle Height | 1430 mm | 1460 mm |
| Wheelbase Size | 2660 mm | 2760 mm |
| Fuel Consumption Overall | 9.4 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 66 L | 70 L |
