2007 Alfa Romeo 156 vs. 2005 Infiniti I
To start off, 2007 Alfa Romeo 156 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Infiniti I. In addition, the cost of maintenance, including insurance, on 2005 Infiniti I would be higher. At 2,960 cc (6 cylinders), 2005 Infiniti I is equipped with a bigger engine. In terms of performance, 2005 Infiniti I (224 HP @ 5600 RPM) has 76 more horse power than 2007 Alfa Romeo 156. (148 HP @ 6300 RPM) In normal driving conditions, 2005 Infiniti I should accelerate faster than 2007 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2005 Infiniti I weights approximately 225 kg more than 2007 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, 2005 Infiniti I (271 Nm @ 4800 RPM) has 89 more torque (in Nm) than 2007 Alfa Romeo 156. (182 Nm @ 3800 RPM). This means 2005 Infiniti I will have an easier job in driving up hills or pulling heavy equipment than 2007 Alfa Romeo 156.
Compare all specifications:
| 2007 Alfa Romeo 156 | 2005 Infiniti I | |
| Make | Alfa Romeo | Infiniti |
| Model | 156 | I |
| Year Released | 2007 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 2960 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 224 HP |
| Engine RPM | 6300 RPM | 5600 RPM |
| Torque | 182 Nm | 271 Nm |
| Torque RPM | 3800 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1285 kg | 1510 kg |
| Vehicle Length | 4440 mm | 4930 mm |
| Vehicle Width | 1750 mm | 1790 mm |
| Vehicle Height | 1440 mm | 1450 mm |
| Wheelbase Size | 2600 mm | 2760 mm |
