2006 Audi A4 vs. 2005 Infiniti M
To start off, 2006 Audi A4 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Infiniti M. In addition, the cost of maintenance, including insurance, on 2005 Infiniti M would be higher. At 3,498 cc (6 cylinders), 2005 Infiniti M is equipped with a bigger engine. In terms of performance, 2005 Infiniti M (277 HP @ 6200 RPM) has 51 more horse power than 2006 Audi A4. (226 HP @ 5100 RPM) In normal driving conditions, 2005 Infiniti M should accelerate faster than 2006 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 149 kg more than 2005 Infiniti M.
Because 2006 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Infiniti M. 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, 2005 Infiniti M (366 Nm @ 4800 RPM) has 66 more torque (in Nm) than 2006 Audi A4. (300 Nm @ 2200 RPM). This means 2005 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4. 2005 Infiniti M has automatic transmission and 2006 Audi A4 has manual transmission. 2006 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Infiniti M will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Audi A4 | 2005 Infiniti M | |
| Make | Audi | Infiniti |
| Model | A4 | M |
| Year Released | 2006 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 3498 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 226 HP | 277 HP |
| Engine RPM | 5100 RPM | 6200 RPM |
| Torque | 300 Nm | 366 Nm |
| Torque RPM | 2200 RPM | 4800 RPM |
| Engine Bore Size | 82.5 mm | 96 mm |
| Engine Stroke Size | 92.8 mm | 81 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1884 kg | 1735 kg |
| Vehicle Length | 4550 mm | 4900 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1520 mm |
| Wheelbase Size | 2660 mm | 2880 mm |
| Fuel Tank Capacity | 70 L | 75 L |
