2003 Opel Signum vs. 2007 Kia Rio
To start off, 2007 Kia Rio 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 2,171 cc (4 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (152 HP @ 5600 RPM) has 56 more horse power than 2007 Kia Rio. (96 HP @ 5500 RPM). In normal driving conditions, 2003 Opel Signum should accelerate faster than 2007 Kia Rio. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 412 kg more than 2007 Kia Rio. 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 Signum (220 Nm @ 3800 RPM) has 88 more torque (in Nm) than 2007 Kia Rio. (132 Nm @ 4500 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2007 Kia Rio.
Compare all specifications:
| 2003 Opel Signum | 2007 Kia Rio | |
| Make | Opel | Kia |
| Model | Signum | Rio |
| Year Released | 2003 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 1492 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 152 HP | 96 HP |
| Engine RPM | 5600 RPM | 5500 RPM |
| Torque | 220 Nm | 132 Nm |
| Torque RPM | 3800 RPM | 4500 RPM |
| Engine Bore Size | 86 mm | 75.5 mm |
| Engine Stroke Size | 94.6 mm | 83.4 mm |
| Engine Compression Ratio | 12.0:1 | 10.0:1 |
| Top Speed | 206 km/hour | 175 km/hour |
| Acceleration 0-100mph | 11 seconds | 11.6 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1565 kg | 1153 kg |
| Vehicle Length | 4640 mm | 4250 mm |
| Vehicle Width | 1800 mm | 1690 mm |
| Vehicle Height | 1470 mm | 1430 mm |
| Wheelbase Size | 2840 mm | 2420 mm |
| Fuel Consumption Overall | 9.1 L/100km | 7.2 L/100km |
| Fuel Tank Capacity | 60 L | 45 L |
