1999 Kia Sephia vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 6 year(s). Which means there will be less support and parts availability for 1999 Kia Sephia. In addition, the cost of maintenance, including insurance, on 1999 Kia Sephia would be higher. At 2,198 cc (4 cylinders), 2005 Opel Vectra is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (145 HP @ 5600 RPM) has 45 more horse power than 1999 Kia Sephia. (100 HP @ 5500 RPM) In normal driving conditions, 2005 Opel Vectra should accelerate faster than 1999 Kia Sephia. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Vectra weights approximately 390 kg more than 1999 Kia Sephia. 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, 2005 Opel Vectra (220 Nm @ 3800 RPM) has 72 more torque (in Nm) than 1999 Kia Sephia. (148 Nm @ 4500 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1999 Kia Sephia. 2005 Opel Vectra has automatic transmission and 1999 Kia Sephia has manual transmission. 1999 Kia Sephia will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Kia Sephia | 2005 Opel Vectra | |
| Make | Kia | Opel |
| Model | Sephia | Vectra |
| Year Released | 1999 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1594 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 100 HP | 145 HP |
| Engine RPM | 5500 RPM | 5600 RPM |
| Torque | 148 Nm | 220 Nm |
| Torque RPM | 4500 RPM | 3800 RPM |
| Engine Bore Size | 78 mm | 86 mm |
| Engine Stroke Size | 83.3 mm | 94.6 mm |
| Engine Compression Ratio | 9.5:1 | 12.0:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1095 kg | 1485 kg |
| Vehicle Length | 4520 mm | 4600 mm |
| Vehicle Width | 1730 mm | 1800 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2570 mm | 2840 mm |
