2005 Hyundai Sonata vs. 2008 Infiniti QX56
To start off, 2008 Infiniti QX56 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Hyundai Sonata. In addition, the cost of maintenance, including insurance, on 2005 Hyundai Sonata would be higher. At 5,552 cc (8 cylinders), 2008 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2008 Infiniti QX56 (320 HP @ 5200 RPM) has 150 more horse power than 2005 Hyundai Sonata. (170 HP @ 5800 RPM) In normal driving conditions, 2008 Infiniti QX56 should accelerate faster than 2005 Hyundai Sonata. With that said, vehicle weight also plays an important factor in acceleration. 2005 Hyundai Sonata weights approximately 156 kg more than 2008 Infiniti QX56.
Because 2008 Infiniti QX56 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, 2008 Infiniti QX56 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 Infiniti QX56 (533 Nm) has 288 more torque (in Nm) than 2005 Hyundai Sonata. (245 Nm). This means 2008 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2005 Hyundai Sonata.
Compare all specifications:
| 2005 Hyundai Sonata | 2008 Infiniti QX56 | |
| Make | Hyundai | Infiniti |
| Model | Sonata | QX56 |
| Year Released | 2005 | 2008 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2655 cc | 5552 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 170 HP | 320 HP |
| Engine RPM | 5800 RPM | 5200 RPM |
| Torque | 245 Nm | 533 Nm |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1476 kg | 1320 kg |
| Vehicle Length | 4750 mm | 5260 mm |
| Vehicle Width | 1830 mm | 2030 mm |
| Vehicle Height | 1430 mm | 2010 mm |
| Wheelbase Size | 2710 mm | 3140 mm |
| Fuel Consumption | 8.7 L/100km | 13.8 L/100km |
| Fuel Consumption City | 12.4 L/100km | 19.6 L/100km |
| Fuel Consumption Overall | 10.7 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 65 L | 106 L |
