2006 Audi A4 vs. 2004 Infiniti Q45
To start off, 2006 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 2004 Infiniti Q45 would be higher. At 4,490 cc (8 cylinders), 2004 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2004 Infiniti Q45 (340 HP) has 85 more horse power than 2006 Audi A4. (255 HP) In normal driving conditions, 2004 Infiniti Q45 should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Infiniti Q45 weights approximately 529 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 2004 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 2004 Infiniti Q45. However, in wet, icy, snow, or gravel driving conditions, 2006 Audi A4, 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, 2004 Infiniti Q45 (452 Nm) has 122 more torque (in Nm) than 2006 Audi A4. (330 Nm). This means 2004 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 2006 Audi A4 | 2004 Infiniti Q45 | |
| Make | Audi | Infiniti |
| Model | A4 | Q45 |
| Year Released | 2006 | 2004 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3130 cc | 4490 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 255 HP | 340 HP |
| Torque | 330 Nm | 452 Nm |
| Engine Bore Size | 84.5 mm | 93 mm |
| Engine Stroke Size | 92.8 mm | 83 mm |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1275 kg | 1804 kg |
| Vehicle Length | 4590 mm | 5080 mm |
| Vehicle Width | 1780 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1500 mm |
| Wheelbase Size | 2660 mm | 2880 mm |
| Fuel Consumption | 8.9 L/100km | 10.2 L/100km |
| Fuel Consumption City | 14 L/100km | 13.8 L/100km |
| Fuel Consumption Overall | 11.4 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 63 L | 81 L |
