2003 Alfa Romeo 166 vs. 2013 Subaru Impreza
To start off, 2013 Subaru Impreza is newer by 10 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 166 would be higher. At 2,500 cc (4 cylinders), 2013 Subaru Impreza is equipped with a bigger engine. In terms of performance, 2013 Subaru Impreza (261 HP @ 6000 RPM) has 113 more horse power than 2003 Alfa Romeo 166. (148 HP @ 4000 RPM) In normal driving conditions, 2013 Subaru Impreza should accelerate faster than 2003 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 166 weights approximately 87 kg more than 2013 Subaru Impreza.
Because 2013 Subaru Impreza is all wheel drive (AWD), it will have significant more traction and grip than 2003 Alfa Romeo 166. In wet, icy, snow, or gravel driving conditions, 2013 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, 2013 Subaru Impreza (331 Nm @ 4400 RPM) has 31 more torque (in Nm) than 2003 Alfa Romeo 166. (300 Nm @ 1800 RPM). This means 2013 Subaru Impreza will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo 166.
Compare all specifications:
| 2003 Alfa Romeo 166 | 2013 Subaru Impreza | |
| Make | Alfa Romeo | Subaru |
| Model | 166 | Impreza |
| Year Released | 2003 | 2013 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 2500 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 148 HP | 261 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 300 Nm | 331 Nm |
| Torque RPM | 1800 RPM | 4400 RPM |
| Engine Bore Size | 82 mm | 99 mm |
| Engine Stroke Size | 90.4 mm | 79 mm |
| Fuel Type | Diesel | Gasoline / Electric Hybrid |
| Drive Type | Front | AWD |
| Transmission Type | Manual | Single Speed |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1542 kg | 1455 kg |
| Vehicle Length | 4730 mm | 4415 mm |
| Vehicle Width | 1810 mm | 1795 mm |
| Vehicle Height | 1420 mm | 1475 mm |
| Wheelbase Size | 2600 mm | 2625 mm |
| Fuel Consumption | 6.1 L/100km | 8 L/100km |
| Fuel Consumption City | 9.9 L/100km | 11.1 L/100km |
