2005 Alfa Romeo 156 vs. 2013 Infiniti M
To start off, 2013 Infiniti M is newer by 8 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 156 would be higher. At 3,696 cc (4 cylinders), 2013 Infiniti M is equipped with a bigger engine. In terms of performance, 2013 Infiniti M (325 HP @ 7000 RPM) has 78 more horse power than 2005 Alfa Romeo 156. (247 HP @ 6200 RPM) In normal driving conditions, 2013 Infiniti M should accelerate faster than 2005 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2013 Infiniti M weights approximately 275 kg more than 2005 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Infiniti M is all wheel drive (AWD), it will have significant more traction and grip than 2005 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2013 Infiniti M 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, 2013 Infiniti M (366 Nm @ 5200 RPM) has 61 more torque (in Nm) than 2005 Alfa Romeo 156. (305 Nm @ 4800 RPM). This means 2013 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 156.
Compare all specifications:
| 2005 Alfa Romeo 156 | 2013 Infiniti M | |
| Make | Alfa Romeo | Infiniti |
| Model | 156 | M |
| Year Released | 2005 | 2013 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 3696 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 325 HP |
| Engine RPM | 6200 RPM | 7000 RPM |
| Torque | 305 Nm | 366 Nm |
| Torque RPM | 4800 RPM | 5200 RPM |
| Acceleration 0-100mph | 6.6 seconds | 6.5 seconds |
| Drive Type | Front | AWD |
| Transmission Type | Manual | CVT |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1540 kg | 1815 kg |
| Wheelbase Size | 2550 mm | 2900 mm |
