2005 Kia Optima vs. 2008 Opel Vectra
To start off, 2008 Opel Vectra is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Kia Optima. In addition, the cost of maintenance, including insurance, on 2005 Kia Optima would be higher. At 2,671 cc (6 cylinders), 2005 Kia Optima is equipped with a bigger engine. In terms of performance, 2008 Opel Vectra (173 HP @ 5500 RPM) has 3 more horse power than 2005 Kia Optima. (170 HP @ 4000 RPM) In normal driving conditions, 2008 Opel Vectra should accelerate faster than 2005 Kia Optima. With that said, vehicle weight also plays an important factor in acceleration. 2005 Kia Optima weights approximately 2 kg more than 2008 Opel Vectra.
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, 2008 Opel Vectra (265 Nm) has 24 more torque (in Nm) than 2005 Kia Optima. (241 Nm). This means 2008 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2005 Kia Optima.
Compare all specifications:
| 2005 Kia Optima | 2008 Opel Vectra | |
| Make | Kia | Opel |
| Model | Optima | Vectra |
| Year Released | 2005 | 2008 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 170 HP | 173 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 241 Nm | 265 Nm |
| Engine Bore Size | 87 mm | 86 mm |
| Engine Stroke Size | 75 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1487 kg | 1485 kg |
| Vehicle Length | 4730 mm | 4600 mm |
| Vehicle Width | 1820 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2710 mm | 2710 mm |
| Fuel Consumption Overall | 10.4 L/100km | 9.1 L/100km |
| Fuel Tank Capacity | 65 L | 61 L |
