2009 Audi A3 vs. 2007 Citroen C4
To start off, 2009 Audi A3 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Citroen C4. In addition, the cost of maintenance, including insurance, on 2007 Citroen C4 would be higher. At 1,997 cc (4 cylinders), 2007 Citroen C4 is equipped with a bigger engine. In terms of performance, 2007 Citroen C4 (181 HP @ 7000 RPM) has 77 more horse power than 2009 Audi A3. (104 HP @ 4000 RPM) In normal driving conditions, 2007 Citroen C4 should accelerate faster than 2009 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A3 weights approximately 22 kg more than 2007 Citroen C4.
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, 2009 Audi A3 (250 Nm @ 1900 RPM) has 70 more torque (in Nm) than 2007 Citroen C4. (180 Nm @ 7000 RPM). This means 2009 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Citroen C4.
Compare all specifications:
| 2009 Audi A3 | 2007 Citroen C4 | |
| Make | Audi | Citroen |
| Model | A3 | C4 |
| Year Released | 2009 | 2007 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 1997 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 104 HP | 181 HP |
| Engine RPM | 4000 RPM | 7000 RPM |
| Torque | 250 Nm | 180 Nm |
| Torque RPM | 1900 RPM | 7000 RPM |
| Engine Bore Size | 79.5 mm | 85 mm |
| Engine Stroke Size | 95.5 mm | 88 mm |
| Engine Compression Ratio | 19.0:1 | 10.8:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 187 km/hour | 227 km/hour |
| Acceleration 0-100mph | 11.4 seconds | 8.3 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 3 doors |
| Vehicle Weight | 1360 kg | 1338 kg |
| Vehicle Length | 4220 mm | 4270 mm |
| Vehicle Width | 1770 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1460 mm |
| Wheelbase Size | 2580 mm | 2610 mm |
| Fuel Consumption Overall | 5.1 L/100km | 11.5 L/100km |
| Fuel Tank Capacity | 55 L | 60 L |
