2007 Infiniti M vs. 2004 Alfa Romeo 156
To start off, 2007 Infiniti M is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2004 Alfa Romeo 156 would be higher. At 3,496 cc (6 cylinders), 2007 Infiniti M is equipped with a bigger engine. In terms of performance, 2007 Infiniti M (275 HP @ 6200 RPM) has 28 more horse power than 2004 Alfa Romeo 156. (247 HP @ 6200 RPM). In normal driving conditions, 2007 Infiniti M should accelerate faster than 2004 Alfa Romeo 156.
Because 2007 Infiniti M is four wheel drive (4WD), it will have significant more traction and grip than 2004 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Infiniti M (363 Nm @ 4800 RPM) has 63 more torque (in Nm) than 2004 Alfa Romeo 156. (300 Nm @ 4800 RPM). This means 2007 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 156.
Compare all specifications:
| 2007 Infiniti M | 2004 Alfa Romeo 156 | |
| Make | Infiniti | Alfa Romeo |
| Model | M | 156 |
| Year Released | 2007 | 2004 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3496 cc | 3179 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 275 HP | 247 HP |
| Engine RPM | 6200 RPM | 6200 RPM |
| Torque | 363 Nm | 300 Nm |
| Torque RPM | 4800 RPM | 4800 RPM |
| Engine Bore Size | 95.5 mm | 93 mm |
| Engine Stroke Size | 81.4 mm | 78 mm |
| Engine Compression Ratio | 10.3:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4900 mm | 4450 mm |
| Vehicle Width | 1800 mm | 1750 mm |
| Vehicle Height | 1530 mm | 1400 mm |
| Wheelbase Size | 2910 mm | 2710 mm |
| Fuel Consumption Overall | 11.8 L/100km | 12.3 L/100km |
| Fuel Tank Capacity | 76 L | 63 L |
