2005 Alfa Romeo 147 vs. 2006 Alfa Romeo 156
To start off, 2006 Alfa Romeo 156 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 147. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 147 would be higher. At 1,970 cc (4 cylinders), 2006 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2006 Alfa Romeo 156 (149 HP @ 6300 RPM) has 31 more horse power than 2005 Alfa Romeo 147. (118 HP @ 6300 RPM) In normal driving conditions, 2006 Alfa Romeo 156 should accelerate faster than 2005 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 156 weights approximately 185 kg more than 2005 Alfa Romeo 147. 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, 2006 Alfa Romeo 156 (181 Nm @ 3800 RPM) has 34 more torque (in Nm) than 2005 Alfa Romeo 147. (147 Nm @ 4200 RPM). This means 2006 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 147.
Compare all specifications:
| 2005 Alfa Romeo 147 | 2006 Alfa Romeo 156 | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | 147 | 156 |
| Year Released | 2005 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 1970 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 118 HP | 149 HP |
| Engine RPM | 6300 RPM | 6300 RPM |
| Torque | 147 Nm | 181 Nm |
| Torque RPM | 4200 RPM | 3800 RPM |
| Engine Bore Size | 82 mm | 83 mm |
| Engine Stroke Size | 75.7 mm | 91 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 195 km/hour | 214 km/hour |
| Acceleration 0-100mph | 10.6 seconds | 8.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1325 kg | 1510 kg |
| Vehicle Length | 4180 mm | 4440 mm |
| Vehicle Width | 1740 mm | 1750 mm |
| Vehicle Height | 1450 mm | 1440 mm |
| Wheelbase Size | 2600 mm | 2600 mm |
| Fuel Consumption Overall | 8.2 L/100km | 8.7 L/100km |
| Fuel Tank Capacity | 60 L | 63 L |
