2009 Citroen C4 vs. 2007 Citroen C6
To start off, 2009 Citroen C4 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Citroen C6. In addition, the cost of maintenance, including insurance, on 2007 Citroen C6 would be higher. At 2,945 cc (6 cylinders), 2007 Citroen C6 is equipped with a bigger engine. In terms of performance, 2007 Citroen C6 (208 HP) has 100 more horse power than 2009 Citroen C4. (108 HP) In normal driving conditions, 2007 Citroen C6 should accelerate faster than 2009 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Citroen C6 weights approximately 552 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, 2007 Citroen C6 (290 Nm @ 3750 RPM) has 143 more torque (in Nm) than 2009 Citroen C4. (147 Nm @ 4000 RPM). This means 2007 Citroen C6 will have an easier job in driving up hills or pulling heavy equipment than 2009 Citroen C4. 2007 Citroen C6 has automatic transmission and 2009 Citroen C4 has manual transmission. 2009 Citroen C4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Citroen C6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Citroen C4 | 2007 Citroen C6 | |
| Make | Citroen | Citroen |
| Model | C4 | C6 |
| Year Released | 2009 | 2007 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1587 cc | 2945 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 108 HP | 208 HP |
| Torque | 147 Nm | 290 Nm |
| Torque RPM | 4000 RPM | 3750 RPM |
| Engine Bore Size | 78.1 mm | 87 mm |
| Engine Stroke Size | 82 mm | 82.6 mm |
| Engine Compression Ratio | 11.0:1 | 10.9:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 10.6 seconds | 10 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1263 kg | 1815 kg |
| Vehicle Length | 4270 mm | 4910 mm |
| Vehicle Width | 1780 mm | 1870 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2610 mm | 2910 mm |
| Fuel Consumption Overall | 7.1 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 60 L | 72 L |
