2006 Audi A4 vs. 2012 Infiniti QX56
To start off, 2012 Infiniti QX56 is newer by 6 year(s). Which means there will be less support and parts availability for 2006 Audi A4. In addition, the cost of maintenance, including insurance, on 2006 Audi A4 would be higher. At 5,600 cc (8 cylinders), 2012 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2012 Infiniti QX56 (400 HP @ 5800 RPM) has 198 more horse power than 2006 Audi A4. (202 HP @ 3500 RPM) In normal driving conditions, 2012 Infiniti QX56 should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2012 Infiniti QX56 weights approximately 1263 kg more than 2006 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2012 Infiniti QX56. In wet, icy, snow, or gravel driving conditions, 2006 Audi A4 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, 2012 Infiniti QX56 (559 Nm @ 4000 RPM) has 109 more torque (in Nm) than 2006 Audi A4. (450 Nm @ 1400 RPM). This means 2012 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 2006 Audi A4 | 2012 Infiniti QX56 | |
| Make | Audi | Infiniti |
| Model | A4 | QX56 |
| Year Released | 2006 | 2012 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 5600 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 202 HP | 400 HP |
| Engine RPM | 3500 RPM | 5800 RPM |
| Torque | 450 Nm | 559 Nm |
| Torque RPM | 1400 RPM | 4000 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1275 kg | 2538 kg |
| Vehicle Length | 4590 mm | 5291 mm |
| Vehicle Width | 1780 mm | 2029 mm |
| Vehicle Height | 1430 mm | 1925 mm |
| Wheelbase Size | 2650 mm | 3076 mm |
| Fuel Tank Capacity | 66 L | 98 L |
