2006 Infiniti QX4 vs. 2007 Mazda 6
To start off, 2007 Mazda 6 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Infiniti QX4. In addition, the cost of maintenance, including insurance, on 2006 Infiniti QX4 would be higher. At 5,552 cc (8 cylinders), 2006 Infiniti QX4 is equipped with a bigger engine. In terms of performance, 2006 Infiniti QX4 (315 HP @ 4900 RPM) has 103 more horse power than 2007 Mazda 6. (212 HP @ 6000 RPM). In normal driving conditions, 2006 Infiniti QX4 should accelerate faster than 2007 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2006 Infiniti QX4 weights approximately 504 kg more than 2007 Mazda 6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Infiniti QX4 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Mazda 6. In wet, icy, snow, or gravel driving conditions, 2006 Infiniti QX4 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, 2006 Infiniti QX4 (530 Nm @ 3600 RPM) has 263 more torque (in Nm) than 2007 Mazda 6. (267 Nm @ 5000 RPM). This means 2006 Infiniti QX4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mazda 6.
Compare all specifications:
| 2006 Infiniti QX4 | 2007 Mazda 6 | |
| Make | Infiniti | Mazda |
| Model | QX4 | 6 |
| Year Released | 2006 | 2007 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5552 cc | 2968 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 315 HP | 212 HP |
| Engine RPM | 4900 RPM | 6000 RPM |
| Torque | 530 Nm | 267 Nm |
| Torque RPM | 3600 RPM | 5000 RPM |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1320 kg | 816 kg |
| Vehicle Length | 5260 mm | 4780 mm |
| Vehicle Width | 2010 mm | 1790 mm |
| Vehicle Height | 1960 mm | 1460 mm |
| Wheelbase Size | 3140 mm | 2680 mm |
| Fuel Consumption Highway | 12.4 L/100km | 8.7 L/100km |
| Fuel Consumption City | 18.1 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 60 L | 68 L |
