2009 Kia Optima vs. 2011 Citroen C4
To start off, 2011 Citroen C4 is newer by 2 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 2,656 cc (6 cylinders), 2009 Kia Optima is equipped with a bigger engine. In terms of performance, 2009 Kia Optima (194 HP @ 6000 RPM) has 13 more horse power than 2011 Citroen C4. (181 HP @ 7000 RPM). In normal driving conditions, 2009 Kia Optima should accelerate faster than 2011 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Kia Optima weights approximately 182 kg more than 2011 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, 2009 Kia Optima (250 Nm @ 4500 RPM) has 70 more torque (in Nm) than 2011 Citroen C4. (180 Nm @ 7000 RPM). This means 2009 Kia Optima will have an easier job in driving up hills or pulling heavy equipment than 2011 Citroen C4. 2009 Kia Optima has automatic transmission and 2011 Citroen C4 has manual transmission. 2011 Citroen C4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Kia Optima will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Kia Optima | 2011 Citroen C4 | |
| Make | Kia | Citroen |
| Model | Optima | C4 |
| Year Released | 2009 | 2011 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2656 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 194 HP | 181 HP |
| Engine RPM | 6000 RPM | 7000 RPM |
| Torque | 250 Nm | 180 Nm |
| Torque RPM | 4500 RPM | 7000 RPM |
| Engine Bore Size | 86.7 mm | 85 mm |
| Engine Stroke Size | 75 mm | 88 mm |
| Engine Compression Ratio | 10.4:1 | 10.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1519 kg | 1337 kg |
| Vehicle Length | 4810 mm | 4270 mm |
| Vehicle Width | 1810 mm | 1780 mm |
| Vehicle Height | 1490 mm | 1460 mm |
| Wheelbase Size | 2730 mm | 2610 mm |
| Fuel Consumption Overall | 10.4 L/100km | 11.5 L/100km |
| Fuel Tank Capacity | 62 L | 60 L |
