2008 Kia Sorento vs. 2007 Kia Rio
To start off, 2008 Kia Sorento is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Kia Rio. In addition, the cost of maintenance, including insurance, on 2007 Kia Rio would be higher. At 2,495 cc (4 cylinders), 2008 Kia Sorento is equipped with a bigger engine. In terms of performance, 2008 Kia Sorento (138 HP @ 3800 RPM) has 44 more horse power than 2007 Kia Rio. (94 HP @ 6000 RPM). In normal driving conditions, 2008 Kia Sorento should accelerate faster than 2007 Kia Rio. With that said, vehicle weight also plays an important factor in acceleration. 2008 Kia Sorento weights approximately 1009 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.
Because 2008 Kia Sorento is four wheel drive (4WD), it will have significant more traction and grip than 2007 Kia Rio. In wet, icy, snow, or gravel driving conditions, 2008 Kia Sorento will offer significantly more control. 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 Kia Sorento (314 Nm @ 2000 RPM) has 189 more torque (in Nm) than 2007 Kia Rio. (125 Nm @ 6500 RPM). This means 2008 Kia Sorento will have an easier job in driving up hills or pulling heavy equipment than 2007 Kia Rio.
Compare all specifications:
| 2008 Kia Sorento | 2007 Kia Rio | |
| Make | Kia | Kia |
| Model | Sorento | Rio |
| Year Released | 2008 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2495 cc | 1399 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 94 HP |
| Engine RPM | 3800 RPM | 6000 RPM |
| Torque | 314 Nm | 125 Nm |
| Torque RPM | 2000 RPM | 6500 RPM |
| Engine Bore Size | 91 mm | 75.5 mm |
| Engine Stroke Size | 96 mm | 78.1 mm |
| Engine Compression Ratio | 18.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 170 km/hour | 177 km/hour |
| Acceleration 0-100mph | 14.6 seconds | 12.6 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2056 kg | 1047 kg |
| Vehicle Width | 1870 mm | 1700 mm |
| Wheelbase Size | 2720 mm | 2510 mm |
| Fuel Consumption Overall | 8.5 L/100km | 6.2 L/100km |
| Fuel Tank Capacity | 60 L | 45 L |
