2006 Infiniti QX4 vs. 2010 Audi S5
To start off, 2010 Audi S5 is newer by 4 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, 2010 Audi S5 (333 HP @ 5500 RPM) has 18 more horse power than 2006 Infiniti QX4. (315 HP @ 4900 RPM) In normal driving conditions, 2010 Audi S5 should accelerate faster than 2006 Infiniti QX4. With that said, vehicle weight also plays an important factor in acceleration. 2010 Audi S5 weights approximately 635 kg more than 2006 Infiniti QX4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 90 more torque (in Nm) than 2010 Audi S5. (440 Nm @ 2900 RPM). This means 2006 Infiniti QX4 will have an easier job in driving up hills or pulling heavy equipment than 2010 Audi S5. 2006 Infiniti QX4 has automatic transmission and 2010 Audi S5 has manual transmission. 2010 Audi S5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Infiniti QX4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Infiniti QX4 | 2010 Audi S5 | |
| Make | Infiniti | Audi |
| Model | QX4 | S5 |
| Year Released | 2006 | 2010 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5552 cc | 3000 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 315 HP | 333 HP |
| Engine RPM | 4900 RPM | 5500 RPM |
| Torque | 530 Nm | 440 Nm |
| Torque RPM | 3600 RPM | 2900 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1320 kg | 1955 kg |
| Vehicle Length | 5260 mm | 4625 mm |
| Vehicle Height | 1960 mm | 1384 mm |
| Wheelbase Size | 3140 mm | 2751 mm |
| Fuel Consumption Highway | 12.4 L/100km | 9 L/100km |
| Fuel Consumption City | 18.1 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 60 L | 64 L |
