2009 Kia Optima vs. 2012 Citroen C6
To start off, 2012 Citroen C6 is newer by 3 year(s). Which means there will be less support and parts availability for 2009 Kia Optima. In addition, the cost of maintenance, including insurance, on 2009 Kia Optima would be higher. At 2,946 cc (6 cylinders), 2012 Citroen C6 is equipped with a bigger engine. In terms of performance, 2012 Citroen C6 (209 HP @ 6000 RPM) has 15 more horse power than 2009 Kia Optima. (194 HP @ 6000 RPM) In normal driving conditions, 2012 Citroen C6 should accelerate faster than 2009 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2012 Citroen C6 weights approximately 296 kg more than 2009 Kia Optima. 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, 2012 Citroen C6 (290 Nm @ 3750 RPM) has 40 more torque (in Nm) than 2009 Kia Optima. (250 Nm @ 4500 RPM). This means 2012 Citroen C6 will have an easier job in driving up hills or pulling heavy equipment than 2009 Kia Optima.
Compare all specifications:
| 2009 Kia Optima | 2012 Citroen C6 | |
| Make | Kia | Citroen |
| Model | Optima | C6 |
| Year Released | 2009 | 2012 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2656 cc | 2946 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 194 HP | 209 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 250 Nm | 290 Nm |
| Torque RPM | 4500 RPM | 3750 RPM |
| Engine Bore Size | 86.7 mm | 87 mm |
| Engine Stroke Size | 75 mm | 82.6 mm |
| Engine Compression Ratio | 10.4:1 | 10.9:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1519 kg | 1815 kg |
| Vehicle Length | 4810 mm | 4910 mm |
| Vehicle Width | 1810 mm | 1870 mm |
| Vehicle Height | 1490 mm | 1470 mm |
| Wheelbase Size | 2730 mm | 2910 mm |
| Fuel Consumption Overall | 10.4 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 62 L | 72 L |
