2003 Alfa Romeo 156 vs. 2013 Infiniti JX
To start off, 2013 Infiniti JX is newer by 10 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 156 would be higher. At 3,500 cc (4 cylinders), 2013 Infiniti JX is equipped with a bigger engine. In terms of performance, 2013 Infiniti JX (261 HP @ 6400 RPM) has 72 more horse power than 2003 Alfa Romeo 156. (189 HP @ 6300 RPM) In normal driving conditions, 2013 Infiniti JX should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2013 Infiniti JX weights approximately 499 kg more than 2003 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 JX is all wheel drive (AWD), it will have significant more traction and grip than 2003 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2013 Infiniti JX 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 JX (336 Nm @ 4400 RPM) has 118 more torque (in Nm) than 2003 Alfa Romeo 156. (218 Nm @ 5000 RPM). This means 2013 Infiniti JX will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 156.
Compare all specifications:
| 2003 Alfa Romeo 156 | 2013 Infiniti JX | |
| Make | Alfa Romeo | Infiniti |
| Model | 156 | JX |
| Year Released | 2003 | 2013 |
| Body Type | Station Wagon | Crossover |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 3500 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 261 HP |
| Engine RPM | 6300 RPM | 6400 RPM |
| Torque | 218 Nm | 336 Nm |
| Torque RPM | 5000 RPM | 4400 RPM |
| Engine Bore Size | 88 mm | 95 mm |
| Engine Stroke Size | 68.3 mm | 81 mm |
| Drive Type | Front | AWD |
| Transmission Type | Automatic | 6-speed shiftable automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1510 kg | 2009 kg |
| Vehicle Length | 4450 mm | 4989 mm |
| Vehicle Width | 1750 mm | 1961 mm |
| Vehicle Height | 1440 mm | 1722 mm |
| Wheelbase Size | 2550 mm | 2901 mm |
| Fuel Consumption Highway | 8.6 L/100km | 8.5 L/100km |
| Fuel Consumption City | 17.5 L/100km | 11.5 L/100km |
