2005 Hyundai Sonata vs. 2003 Infiniti FX
To start off, 2005 Hyundai Sonata is newer by 2 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 141 more horse power than 2005 Hyundai Sonata. (170 HP @ 5800 RPM) In normal driving conditions, 2003 Infiniti FX should accelerate faster than 2005 Hyundai Sonata. With that said, vehicle weight also plays an important factor in acceleration. 2003 Infiniti FX weights approximately 474 kg more than 2005 Hyundai Sonata. 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 2005 Hyundai Sonata. 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) has 201 more torque (in Nm) than 2005 Hyundai Sonata. (245 Nm). This means 2003 Infiniti FX will have an easier job in driving up hills or pulling heavy equipment than 2005 Hyundai Sonata.
Compare all specifications:
| 2005 Hyundai Sonata | 2003 Infiniti FX | |
| Make | Hyundai | Infiniti |
| Model | Sonata | FX |
| Year Released | 2005 | 2003 |
| Body Type | Sedan | Crossover |
| Engine Position | Front | Front |
| Engine Size | 2655 cc | 4494 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 170 HP | 311 HP |
| Engine RPM | 5800 RPM | 6400 RPM |
| Torque | 245 Nm | 446 Nm |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1476 kg | 1950 kg |
| Vehicle Length | 4750 mm | 4810 mm |
| Vehicle Width | 1830 mm | 1930 mm |
| Vehicle Height | 1430 mm | 1660 mm |
| Wheelbase Size | 2710 mm | 2860 mm |
