2008 Audi A4 vs. 2005 Infiniti I
To start off, 2008 Audi A4 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Infiniti I. In addition, the cost of maintenance, including insurance, on 2005 Infiniti I would be higher. At 2,960 cc (6 cylinders), 2005 Infiniti I is equipped with a bigger engine. In terms of performance, 2005 Infiniti I (224 HP @ 5600 RPM) has 63 more horse power than 2008 Audi A4. (161 HP @ 5700 RPM) In normal driving conditions, 2005 Infiniti I should accelerate faster than 2008 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A4 weights approximately 30 kg more than 2005 Infiniti I.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 I (271 Nm @ 4800 RPM) has 46 more torque (in Nm) than 2008 Audi A4. (225 Nm @ 1950 RPM). This means 2005 Infiniti I will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A4.
Compare all specifications:
| 2008 Audi A4 | 2005 Infiniti I | |
| Make | Audi | Infiniti |
| Model | A4 | I |
| Year Released | 2008 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2960 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 161 HP | 224 HP |
| Engine RPM | 5700 RPM | 5600 RPM |
| Torque | 225 Nm | 271 Nm |
| Torque RPM | 1950 RPM | 4800 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1540 kg | 1510 kg |
| Vehicle Length | 4580 mm | 4930 mm |
| Vehicle Width | 1780 mm | 1790 mm |
| Vehicle Height | 1400 mm | 1450 mm |
| Wheelbase Size | 2660 mm | 2760 mm |
