2003 Alfa Romeo 156 vs. 2002 Infiniti I35
To start off, 2003 Alfa Romeo 156 is newer by 1 year(s). Which means there will be less support and parts availability for 2002 Infiniti I35. In addition, the cost of maintenance, including insurance, on 2002 Infiniti I35 would be higher. At 3,498 cc (6 cylinders), 2002 Infiniti I35 is equipped with a bigger engine. In terms of performance, 2002 Infiniti I35 (255 HP @ 5800 RPM) has 66 more horse power than 2003 Alfa Romeo 156. (189 HP @ 6300 RPM) In normal driving conditions, 2002 Infiniti I35 should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2002 Infiniti I35 weights approximately 82 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.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2002 Infiniti I35 (335 Nm @ 4400 RPM) has 117 more torque (in Nm) than 2003 Alfa Romeo 156. (218 Nm @ 5000 RPM). This means 2002 Infiniti I35 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 | 2002 Infiniti I35 | |
| Make | Alfa Romeo | Infiniti |
| Model | 156 | I35 |
| Year Released | 2003 | 2002 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 255 HP |
| Engine RPM | 6300 RPM | 5800 RPM |
| Torque | 218 Nm | 335 Nm |
| Torque RPM | 5000 RPM | 4400 RPM |
| Engine Bore Size | 88 mm | 95.5 mm |
| Engine Stroke Size | 68.3 mm | 81.4 mm |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1434 kg | 1516 kg |
| Vehicle Length | 4440 mm | 4930 mm |
| Vehicle Width | 1750 mm | 1790 mm |
| Vehicle Height | 1400 mm | 1450 mm |
| Wheelbase Size | 2600 mm | 2760 mm |
| Fuel Tank Capacity | 63 L | 70 L |
