2007 Hyundai Sonata vs. 2009 Kia Rio
To start off, 2009 Kia Rio is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Hyundai Sonata. In addition, the cost of maintenance, including insurance, on 2007 Hyundai Sonata would be higher. At 2,359 cc (4 cylinders), 2007 Hyundai Sonata is equipped with a bigger engine. In terms of performance, 2007 Hyundai Sonata (158 HP @ 5800 RPM) has 77 more horse power than 2009 Kia Rio. (81 HP @ 5500 RPM). In normal driving conditions, 2007 Hyundai Sonata should accelerate faster than 2009 Kia Rio. With that said, vehicle weight also plays an important factor in acceleration. 2007 Hyundai Sonata weights approximately 299 kg more than 2009 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, 2007 Hyundai Sonata (219 Nm @ 4250 RPM) has 103 more torque (in Nm) than 2009 Kia Rio. (116 Nm @ 3000 RPM). This means 2007 Hyundai Sonata will have an easier job in driving up hills or pulling heavy equipment than 2009 Kia Rio. 2007 Hyundai Sonata has automatic transmission and 2009 Kia Rio has manual transmission. 2009 Kia Rio will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Hyundai Sonata will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Hyundai Sonata | 2009 Kia Rio | |
| Make | Hyundai | Kia |
| Model | Sonata | Rio |
| Year Released | 2007 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2359 cc | 1343 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 158 HP | 81 HP |
| Engine RPM | 5800 RPM | 5500 RPM |
| Torque | 219 Nm | 116 Nm |
| Torque RPM | 4250 RPM | 3000 RPM |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 198 km/hour | 165 km/hour |
| Acceleration 0-100mph | 10.1 seconds | 14.3 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1443 kg | 1144 kg |
| Vehicle Length | 4810 mm | 4250 mm |
| Vehicle Width | 1480 mm | 1690 mm |
| Vehicle Height | 1840 mm | 1430 mm |
| Wheelbase Size | 2740 mm | 2420 mm |
| Fuel Consumption Overall | 12.3 L/100km | 6.7 L/100km |
| Fuel Tank Capacity | 70 L | 45 L |
