2001 Kia Sephia II vs. 2003 Opel Vectra
To start off, 2003 Opel Vectra is newer by 2 year(s). Which means there will be less support and parts availability for 2001 Kia Sephia II. In addition, the cost of maintenance, including insurance, on 2001 Kia Sephia II would be higher. At 1,795 cc (4 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (120 HP @ 5800 RPM) has 41 more horse power than 2001 Kia Sephia II. (79 HP @ 5500 RPM) In normal driving conditions, 2003 Opel Vectra should accelerate faster than 2001 Kia Sephia II. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 435 kg more than 2001 Kia Sephia II. 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, 2003 Opel Vectra (170 Nm @ 3800 RPM) has 48 more torque (in Nm) than 2001 Kia Sephia II. (122 Nm @ 2500 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2001 Kia Sephia II.
Compare all specifications:
| 2001 Kia Sephia II | 2003 Opel Vectra | |
| Make | Kia | Opel |
| Model | Sephia II | Vectra |
| Year Released | 2001 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1497 cc | 1795 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 79 HP | 120 HP |
| Engine RPM | 5500 RPM | 5800 RPM |
| Torque | 122 Nm | 170 Nm |
| Torque RPM | 2500 RPM | 3800 RPM |
| Engine Bore Size | 78 mm | 80.5 mm |
| Engine Stroke Size | 83.3 mm | 88.2 mm |
| Engine Compression Ratio | 9.5:1 | 10.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1055 kg | 1490 kg |
| Vehicle Length | 4520 mm | 4500 mm |
| Vehicle Width | 1730 mm | 1710 mm |
| Vehicle Height | 1420 mm | 1430 mm |
| Wheelbase Size | 2570 mm | 2640 mm |
| Fuel Tank Capacity | 50 L | 60 L |
