2005 Alfa Romeo 156 vs. 2003 Subaru Impreza
To start off, 2005 Alfa Romeo 156 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Subaru Impreza. In addition, the cost of maintenance, including insurance, on 2003 Subaru Impreza would be higher. At 2,387 cc (5 cylinders), 2005 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2003 Subaru Impreza (221 HP @ 5600 RPM) has 47 more horse power than 2005 Alfa Romeo 156. (174 HP @ 4000 RPM) In normal driving conditions, 2003 Subaru Impreza should accelerate faster than 2005 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alfa Romeo 156 weights approximately 100 kg more than 2003 Subaru Impreza.
Because 2003 Subaru Impreza is four wheel drive (4WD), it will have significant more traction and grip than 2005 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2003 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, 2005 Alfa Romeo 156 (385 Nm @ 2000 RPM) has 85 more torque (in Nm) than 2003 Subaru Impreza. (300 Nm @ 4000 RPM). This means 2005 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2003 Subaru Impreza.
Compare all specifications:
| 2005 Alfa Romeo 156 | 2003 Subaru Impreza | |
| Make | Alfa Romeo | Subaru |
| Model | 156 | Impreza |
| Year Released | 2005 | 2003 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1993 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 174 HP | 221 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 385 Nm | 300 Nm |
| Torque RPM | 2000 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 92 mm |
| Engine Stroke Size | 90.4 mm | 75 mm |
| Engine Compression Ratio | 18.5:1 | 8.0:1 |
| Top Speed | 225 km/hour | 230 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1510 kg | 1410 kg |
| Vehicle Length | 4440 mm | 4420 mm |
| Vehicle Width | 1750 mm | 1700 mm |
| Vehicle Height | 1400 mm | 1490 mm |
| Wheelbase Size | 2550 mm | 2560 mm |
| Fuel Tank Capacity | 63 L | 60 L |
