2007 Audi A4 vs. 2005 Audi A6
To start off, 2007 Audi A4 is newer by 2 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 2,496 cc, 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (162 HP @ 4000 RPM) has 24 more horse power than 2007 Audi A4. (138 HP @ 4000 RPM) In normal driving conditions, 2005 Audi A6 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 54 kg more than 2007 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2007 Audi A4 (320 Nm @ 1750 RPM) has 10 more torque (in Nm) than 2005 Audi A6. (310 Nm @ 1400 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6.
Compare all specifications:
| 2007 Audi A4 | 2005 Audi A6 | |
| Make | Audi | Audi |
| Model | A4 | A6 |
| Year Released | 2007 | 2005 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 2496 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 162 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 320 Nm | 310 Nm |
| Torque RPM | 1750 RPM | 1400 RPM |
| Engine Bore Size | 81 mm | 78.3 mm |
| Engine Stroke Size | 95.5 mm | 86.4 mm |
| Engine Compression Ratio | 18.0:1 | 19.5:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 201 km/hour | 217 km/hour |
| Acceleration 0-100mph | 10.2 seconds | 9.3 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1536 kg | 1590 kg |
| Wheelbase Size | 2650 mm | 2770 mm |
| Fuel Consumption Overall | 5.8 L/100km | 6.9 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
