2005 Alfa Romeo 147 vs. 2012 Infiniti M
To start off, 2012 Infiniti M is newer by 7 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 147. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 147 would be higher. At 5,600 cc (8 cylinders), 2012 Infiniti M is equipped with a bigger engine. In terms of performance, 2012 Infiniti M (420 HP @ 6000 RPM) has 180 more horse power than 2005 Alfa Romeo 147. (240 HP @ 6200 RPM) In normal driving conditions, 2012 Infiniti M should accelerate faster than 2005 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2012 Infiniti M weights approximately 338 kg more than 2005 Alfa Romeo 147. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 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 2012 Infiniti M. However, in wet, icy, snow, or gravel driving conditions, 2005 Alfa Romeo 147, 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, 2012 Infiniti M (565 Nm @ 4400 RPM) has 276 more torque (in Nm) than 2005 Alfa Romeo 147. (289 Nm @ 4800 RPM). This means 2012 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 147. 2012 Infiniti M has automatic transmission and 2005 Alfa Romeo 147 has manual transmission. 2005 Alfa Romeo 147 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:
| 2005 Alfa Romeo 147 | 2012 Infiniti M | |
| Make | Alfa Romeo | Infiniti |
| Model | 147 | M |
| Year Released | 2005 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 5600 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 240 HP | 420 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 289 Nm | 565 Nm |
| Torque RPM | 4800 RPM | 4400 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1485 kg | 1823 kg |
| Vehicle Length | 4220 mm | 4945 mm |
| Vehicle Width | 1770 mm | 1844 mm |
| Vehicle Height | 1420 mm | 1501 mm |
| Wheelbase Size | 2600 mm | 2901 mm |
| Fuel Tank Capacity | 63 L | 76 L |
