2006 Audi A4 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 A4. In addition, the cost of maintenance, including insurance, on 2006 Audi A4 would be higher. At 2,393 cc (6 cylinders), 2006 Audi A4 is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (168 HP) has 60 more horse power than 2009 Citroen C4. (108 HP). In normal driving conditions, 2006 Audi A4 should accelerate faster than 2009 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 325 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.
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, 2006 Audi A4 (230 Nm @ 3200 RPM) has 83 more torque (in Nm) than 2009 Citroen C4. (147 Nm @ 4000 RPM). This means 2006 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Citroen C4.
Compare all specifications:
| 2006 Audi A4 | 2009 Citroen C4 | |
| Make | Audi | Citroen |
| Model | A4 | C4 |
| Year Released | 2006 | 2009 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 1587 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 |
| Torque | 230 Nm | 147 Nm |
| Torque RPM | 3200 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 78.5 mm |
| Engine Stroke Size | 77.4 mm | 82 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 224 km/hour | 194 km/hour |
| Acceleration 0-100mph | 10 seconds | 11.9 seconds |
| Drive Type | Front | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1600 kg | 1275 kg |
| Vehicle Length | 4580 mm | 4280 mm |
| Vehicle Width | 1780 mm | 1780 mm |
| Vehicle Height | 1400 mm | 1460 mm |
| Wheelbase Size | 2660 mm | 2610 mm |
| Fuel Consumption Overall | 9.8 L/100km | 7.1 L/100km |
| Fuel Tank Capacity | 70 L | 60 L |
