2008 Audi A4 vs. 2012 Infiniti M
To start off, 2012 Infiniti M is newer by 4 year(s). Which means there will be less support and parts availability for 2008 Audi A4. In addition, the cost of maintenance, including insurance, on 2008 Audi A4 would be higher. At 3,700 cc (6 cylinders), 2012 Infiniti M is equipped with a bigger engine. In terms of performance, 2012 Infiniti M (330 HP @ 7000 RPM) has 113 more horse power than 2008 Audi A4. (217 HP @ 6300 RPM) In normal driving conditions, 2012 Infiniti M should accelerate faster than 2008 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2012 Infiniti M weights approximately 160 kg more than 2008 Audi A4. 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, 2012 Infiniti M (366 Nm @ 5200 RPM) has 66 more torque (in Nm) than 2008 Audi A4. (300 Nm @ 3200 RPM). This means 2012 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A4. 2012 Infiniti M has automatic transmission and 2008 Audi A4 has manual transmission. 2008 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 Infiniti M will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi A4 | 2012 Infiniti M | |
| Make | Audi | Infiniti |
| Model | A4 | M |
| Year Released | 2008 | 2012 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2975 cc | 3700 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 217 HP | 330 HP |
| Engine RPM | 6300 RPM | 7000 RPM |
| Torque | 300 Nm | 366 Nm |
| Torque RPM | 3200 RPM | 5200 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Manual | 7-speed shiftable automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1675 kg | 1835 kg |
| Vehicle Length | 4580 mm | 4945 mm |
| Vehicle Width | 1780 mm | 1844 mm |
| Vehicle Height | 1400 mm | 1514 mm |
| Wheelbase Size | 2660 mm | 2901 mm |
| Fuel Tank Capacity | 66 L | 76 L |
