2009 Audi Q7 vs. 2007 Citroen C4
To start off, 2009 Audi Q7 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 3,598 cc (6 cylinders), 2009 Audi Q7 is equipped with a bigger engine. In terms of performance, 2009 Audi Q7 (276 HP @ 6200 RPM) has 168 more horse power than 2007 Citroen C4. (108 HP @ 4000 RPM). In normal driving conditions, 2009 Audi Q7 should accelerate faster than 2007 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 849 kg more than 2007 Citroen C4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi Q7 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Citroen C4. In wet, icy, snow, or gravel driving conditions, 2009 Audi Q7 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 Audi Q7 (360 Nm @ 2500 RPM) has 120 more torque (in Nm) than 2007 Citroen C4. (240 Nm @ 1750 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2007 Citroen C4.
Compare all specifications:
| 2009 Audi Q7 | 2007 Citroen C4 | |
| Make | Audi | Citroen |
| Model | Q7 | C4 |
| Year Released | 2009 | 2007 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3598 cc | 1560 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 276 HP | 108 HP |
| Engine RPM | 6200 RPM | 4000 RPM |
| Torque | 360 Nm | 240 Nm |
| Torque RPM | 2500 RPM | 1750 RPM |
| Engine Compression Ratio | 12.0:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 225 km/hour | 192 km/hour |
| Acceleration 0-100mph | 8.5 seconds | 12.4 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2205 kg | 1356 kg |
| Vehicle Length | 5090 mm | 4270 mm |
| Vehicle Width | 1990 mm | 1780 mm |
| Vehicle Height | 1740 mm | 1460 mm |
| Wheelbase Size | 3010 mm | 2610 mm |
| Fuel Consumption Overall | 12.9 L/100km | 4.7 L/100km |
| Fuel Tank Capacity | 100 L | 60 L |
