2007 Audi A4 vs. 2009 Citroen C6
To start off, 2009 Citroen C6 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 would be higher. At 2,967 cc, 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (201 HP @ 4500 RPM) has 33 more horse power than 2009 Citroen C6. (168 HP @ 4000 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 2009 Citroen C6. With that said, vehicle weight also plays an important factor in acceleration. 2009 Citroen C6 weights approximately 190 kg more than 2007 Audi A4.
Because 2007 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Citroen C6. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Audi A4 (450 Nm @ 1400 RPM) has 80 more torque (in Nm) than 2009 Citroen C6. (370 Nm @ 1500 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Citroen C6. 2007 Audi A4 has automatic transmission and 2009 Citroen C6 has manual transmission. 2009 Citroen C6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A4 | 2009 Citroen C6 | |
| Make | Audi | Citroen |
| Model | A4 | C6 |
| Year Released | 2007 | 2009 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 2179 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 168 HP |
| Engine RPM | 4500 RPM | 4000 RPM |
| Torque | 450 Nm | 370 Nm |
| Torque RPM | 1400 RPM | 1500 RPM |
| Engine Compression Ratio | 17.0:1 | 18.0:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 226 km/hour | 217 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 10.3 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1705 kg | 1895 kg |
| Vehicle Length | 4590 mm | 4910 mm |
| Vehicle Width | 1780 mm | 1870 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2650 mm | 2910 mm |
| Fuel Consumption Overall | 8.3 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 66 L | 72 L |
