2007 Kia Sedona vs. 2003 Opel Signum
To start off, 2007 Kia Sedona is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 2,497 cc (6 cylinders), 2007 Kia Sedona is equipped with a bigger engine. In terms of performance, 2007 Kia Sedona (148 HP @ 5600 RPM) has 23 more horse power than 2003 Opel Signum. (125 HP @ 6000 RPM). In normal driving conditions, 2007 Kia Sedona should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 Kia Sedona weights approximately 605 kg more than 2003 Opel Signum. 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, 2007 Kia Sedona (224 Nm @ 4000 RPM) has 57 more torque (in Nm) than 2003 Opel Signum. (167 Nm @ 3800 RPM). This means 2007 Kia Sedona will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2007 Kia Sedona | 2003 Opel Signum | |
| Make | Kia | Opel |
| Model | Sedona | Signum |
| Year Released | 2007 | 2003 |
| Body Type | Minivan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 125 HP |
| Engine RPM | 5600 RPM | 6000 RPM |
| Torque | 224 Nm | 167 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Engine Bore Size | 80 mm | 80.6 mm |
| Engine Stroke Size | 82.8 mm | 88.2 mm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1990 kg | 1385 kg |
| Vehicle Length | 4930 mm | 4640 mm |
| Vehicle Width | 1910 mm | 1800 mm |
| Vehicle Height | 1810 mm | 1470 mm |
| Wheelbase Size | 2910 mm | 2500 mm |
| Fuel Consumption Overall | 14.8 L/100km | 7.5 L/100km |
| Fuel Tank Capacity | 75 L | 58 L |
