2003 Alfa Romeo 156 vs. 2011 Subaru Impreza
To start off, 2011 Subaru Impreza is newer by 8 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 2,500 cc (4 cylinders), 2011 Subaru Impreza is equipped with a bigger engine. In terms of performance, 2011 Subaru Impreza (305 HP @ 6000 RPM) has 187 more horse power than 2003 Alfa Romeo 156. (118 HP @ 6200 RPM) In normal driving conditions, 2011 Subaru Impreza should accelerate faster than 2003 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2011 Subaru Impreza weights approximately 270 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 2011 Subaru Impreza 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, 2011 Subaru Impreza 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, 2011 Subaru Impreza (393 Nm @ 4000 RPM) has 247 more torque (in Nm) than 2003 Alfa Romeo 156. (146 Nm @ 4200 RPM). This means 2011 Subaru Impreza 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 | 2011 Subaru Impreza | |
| Make | Alfa Romeo | Subaru |
| Model | 156 | Impreza |
| Year Released | 2003 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 2500 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 118 HP | 305 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 146 Nm | 393 Nm |
| Torque RPM | 4200 RPM | 4000 RPM |
| Drive Type | Front | AWD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1265 kg | 1535 kg |
| Vehicle Length | 4440 mm | 4580 mm |
| Vehicle Width | 1750 mm | 1796 mm |
| Vehicle Height | 1440 mm | 1471 mm |
| Wheelbase Size | 2600 mm | 2624 mm |
| Fuel Consumption | 6.4 L/100km | 10.2 L/100km |
| Fuel Consumption City | 11.4 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 63 L | 64 L |
