2006 Infiniti Q45 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 Q45. In addition, the cost of maintenance, including insurance, on 2006 Infiniti Q45 would be higher. At 4,490 cc (8 cylinders), 2006 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2006 Infiniti Q45 (340 HP @ 6400 RPM) has 128 more horse power than 2007 Mazda 6. (212 HP @ 6000 RPM). In normal driving conditions, 2006 Infiniti Q45 should accelerate faster than 2007 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2006 Infiniti Q45 weights approximately 200 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 Q45 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 Infiniti Q45. However, in wet, icy, snow, or gravel driving conditions, 2007 Mazda 6, being front wheel drive (FWD), will offer much better control with better grip. 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 Q45 (452 Nm @ 4000 RPM) has 185 more torque (in Nm) than 2007 Mazda 6. (267 Nm @ 5000 RPM). This means 2006 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mazda 6. 2006 Infiniti Q45 has automatic transmission and 2007 Mazda 6 has manual transmission. 2007 Mazda 6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Infiniti Q45 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Infiniti Q45 | 2007 Mazda 6 | |
| Make | Infiniti | Mazda |
| Model | Q45 | 6 |
| Year Released | 2006 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4490 cc | 2966 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 340 HP | 212 HP |
| Engine RPM | 6400 RPM | 6000 RPM |
| Torque | 452 Nm | 267 Nm |
| Torque RPM | 4000 RPM | 5000 RPM |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1320 kg | 1120 kg |
| Vehicle Length | 5110 mm | 4750 mm |
| Vehicle Width | 1850 mm | 1790 mm |
| Vehicle Height | 1500 mm | 1450 mm |
| Wheelbase Size | 2880 mm | 2680 mm |
| Fuel Consumption Highway | 10 L/100km | 8.7 L/100km |
| Fuel Consumption City | 14 L/100km | 12.4 L/100km |
| Fuel Consumption Overall | 11.9 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 81 L | 68 L |
