2003 Infiniti FX vs. 2009 Kia Rio
To start off, 2009 Kia Rio is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Infiniti FX. In addition, the cost of maintenance, including insurance, on 2003 Infiniti FX would be higher. At 4,494 cc (8 cylinders), 2003 Infiniti FX is equipped with a bigger engine. In terms of performance, 2003 Infiniti FX (311 HP @ 6400 RPM) has 215 more horse power than 2009 Kia Rio. (96 HP @ 5500 RPM). In normal driving conditions, 2003 Infiniti FX should accelerate faster than 2009 Kia Rio. With that said, vehicle weight also plays an important factor in acceleration. 2003 Infiniti FX weights approximately 792 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.
Because 2003 Infiniti FX is four wheel drive (4WD), it will have significant more traction and grip than 2009 Kia Rio. In wet, icy, snow, or gravel driving conditions, 2003 Infiniti FX 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, 2003 Infiniti FX (446 Nm @ 4000 RPM) has 314 more torque (in Nm) than 2009 Kia Rio. (132 Nm @ 4500 RPM). This means 2003 Infiniti FX will have an easier job in driving up hills or pulling heavy equipment than 2009 Kia Rio. 2003 Infiniti FX 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. 2003 Infiniti FX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Infiniti FX | 2009 Kia Rio | |
| Make | Infiniti | Kia |
| Model | FX | Rio |
| Year Released | 2003 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 4494 cc | 1493 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 311 HP | 96 HP |
| Engine RPM | 6400 RPM | 5500 RPM |
| Torque | 446 Nm | 132 Nm |
| Torque RPM | 4000 RPM | 4500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1950 kg | 1158 kg |
| Vehicle Length | 4810 mm | 4250 mm |
| Vehicle Width | 1930 mm | 1690 mm |
| Vehicle Height | 1660 mm | 1430 mm |
| Wheelbase Size | 2860 mm | 2420 mm |
