2008 Audi A4 vs. 2010 Infiniti M
To start off, 2010 Infiniti M is newer by 2 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 3,496 cc (6 cylinders), 2010 Infiniti M is equipped with a bigger engine. In terms of performance, 2010 Infiniti M (303 HP @ 6800 RPM) has 142 more horse power than 2008 Audi A4. (161 HP @ 5700 RPM) In normal driving conditions, 2010 Infiniti M should accelerate faster than 2008 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2010 Infiniti M weights approximately 179 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.
Because 2010 Infiniti M 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 2010 Infiniti M. However, in wet, icy, snow, or gravel driving conditions, 2008 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, 2010 Infiniti M (355 Nm @ 4800 RPM) has 130 more torque (in Nm) than 2008 Audi A4. (225 Nm @ 1950 RPM). This means 2010 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A4. 2010 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. 2010 Infiniti M will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi A4 | 2010 Infiniti M | |
| Make | Audi | Infiniti |
| Model | A4 | M |
| Year Released | 2008 | 2010 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 3496 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 161 HP | 303 HP |
| Engine RPM | 5700 RPM | 6800 RPM |
| Torque | 225 Nm | 355 Nm |
| Torque RPM | 1950 RPM | 4800 RPM |
| Engine Bore Size | 81.1 mm | 95.5 mm |
| Engine Stroke Size | 86.4 mm | 81.4 mm |
| Engine Compression Ratio | 9.0:1 | 10.6:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1540 kg | 1719 kg |
| Vehicle Length | 4580 mm | 4940 mm |
| Vehicle Width | 1780 mm | 1810 mm |
| Vehicle Height | 1400 mm | 1520 mm |
| Wheelbase Size | 2660 mm | 2910 mm |
| Fuel Consumption Overall | 8.5 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 70 L | 76 L |
