2008 Alfa Romeo 156 vs. 2013 Infiniti M
To start off, 2013 Infiniti M is newer by 5 year(s). Which means there will be less support and parts availability for 2008 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2008 Alfa Romeo 156 would be higher. At 3,696 cc (24 cylinders), 2013 Infiniti M is equipped with a bigger engine. In terms of performance, 2013 Infiniti M (414 HP @ 6000 RPM) has 266 more horse power than 2008 Alfa Romeo 156. (148 HP @ 6300 RPM) In normal driving conditions, 2013 Infiniti M should accelerate faster than 2008 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2013 Infiniti M weights approximately 596 kg more than 2008 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 2008 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 (565 Nm @ 4400 RPM) has 383 more torque (in Nm) than 2008 Alfa Romeo 156. (182 Nm @ 3800 RPM). This means 2013 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2008 Alfa Romeo 156.
Compare all specifications:
| 2008 Alfa Romeo 156 | 2013 Infiniti M | |
| Make | Alfa Romeo | Infiniti |
| Model | 156 | M |
| Year Released | 2008 | 2013 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 3696 cc |
| Engine Cylinders | 4 cylinders | 24 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 414 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 182 Nm | 565 Nm |
| Torque RPM | 3800 RPM | 4400 RPM |
| Engine Bore Size | 83 mm | 98 mm |
| Engine Stroke Size | 91 mm | 92 mm |
| Fuel Type | Gasoline | Gasoline / Electric Hybrid |
| Drive Type | Front | AWD |
| Transmission Type | Manual | CVT |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1285 kg | 1881 kg |
| Vehicle Length | 4440 mm | 4945 mm |
| Vehicle Width | 1750 mm | 1845 mm |
| Vehicle Height | 1440 mm | 1515 mm |
| Wheelbase Size | 2600 mm | 2900 mm |
