2009 Infiniti QX56 vs. 2006 Nissan 350Z
To start off, 2009 Infiniti QX56 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Nissan 350Z. In addition, the cost of maintenance, including insurance, on 2006 Nissan 350Z would be higher. At 5,552 cc (8 cylinders), 2009 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2009 Infiniti QX56 (320 HP @ 5200 RPM) has 44 more horse power than 2006 Nissan 350Z. (276 HP @ 6200 RPM). In normal driving conditions, 2009 Infiniti QX56 should accelerate faster than 2006 Nissan 350Z. With that said, vehicle weight also plays an important factor in acceleration. 2006 Nissan 350Z weights approximately 390 kg more than 2009 Infiniti QX56.
Because 2009 Infiniti QX56 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Nissan 350Z. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Infiniti QX56 (533 Nm @ 3400 RPM) has 170 more torque (in Nm) than 2006 Nissan 350Z. (363 Nm @ 4800 RPM). This means 2009 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2006 Nissan 350Z. 2009 Infiniti QX56 has automatic transmission and 2006 Nissan 350Z has manual transmission. 2006 Nissan 350Z will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Infiniti QX56 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Infiniti QX56 | 2006 Nissan 350Z | |
| Make | Infiniti | Nissan |
| Model | QX56 | 350Z |
| Year Released | 2009 | 2006 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 5552 cc | 3498 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 320 HP | 276 HP |
| Engine RPM | 5200 RPM | 6200 RPM |
| Torque | 533 Nm | 363 Nm |
| Torque RPM | 3400 RPM | 4800 RPM |
| Engine Compression Ratio | 10.3:1 | 10.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 7 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1320 kg | 1710 kg |
| Vehicle Length | 5260 mm | 4320 mm |
| Vehicle Width | 2010 mm | 1820 mm |
| Vehicle Height | 2010 mm | 1330 mm |
| Wheelbase Size | 3140 mm | 2660 mm |
| Fuel Consumption Overall | 16.8 L/100km | 11.9 L/100km |
| Fuel Tank Capacity | 106 L | 80 L |
