2006 Audi A6 vs. 2009 Citroen C4
To start off, 2009 Citroen C4 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Audi A6. In addition, the cost of maintenance, including insurance, on 2006 Audi A6 would be higher. At 2,392 cc (6 cylinders), 2006 Audi A6 is equipped with a bigger engine. In terms of performance, 2006 Audi A6 (168 HP @ 6000 RPM) has 60 more horse power than 2009 Citroen C4. (108 HP @ 4000 RPM). In normal driving conditions, 2006 Audi A6 should accelerate faster than 2009 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A6 weights approximately 285 kg more than 2009 Citroen C4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Citroen C4. In wet, icy, snow, or gravel driving conditions, 2006 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 Citroen C4 (241 Nm @ 1750 RPM) has 11 more torque (in Nm) than 2006 Audi A6. (230 Nm @ 3200 RPM). This means 2009 Citroen C4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A6.
Compare all specifications:
| 2006 Audi A6 | 2009 Citroen C4 | |
| Make | Audi | Citroen |
| Model | A6 | C4 |
| Year Released | 2006 | 2009 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2392 cc | 1560 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 168 HP | 108 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 230 Nm | 241 Nm |
| Torque RPM | 3200 RPM | 1750 RPM |
| Engine Bore Size | 81 mm | 75 mm |
| Engine Stroke Size | 77.4 mm | 88 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 218 km/hour | 192 km/hour |
| Acceleration 0-100mph | 9.6 seconds | 12.4 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1640 kg | 1355 kg |
| Vehicle Length | 4800 mm | 4270 mm |
| Vehicle Width | 1820 mm | 1780 mm |
| Vehicle Height | 1460 mm | 1460 mm |
| Wheelbase Size | 2770 mm | 2610 mm |
| Fuel Consumption Overall | 10.8 L/100km | 4.7 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
