2003 Opel Signum vs. 2010 Subaru Impreza
To start off, 2010 Subaru Impreza is newer by 7 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 2,500 cc (4 cylinders), 2010 Subaru Impreza is equipped with a bigger engine. In terms of performance, 2010 Subaru Impreza (305 HP @ 6000 RPM) has 153 more horse power than 2003 Opel Signum. (152 HP @ 5600 RPM) In normal driving conditions, 2010 Subaru Impreza should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 25 kg more than 2010 Subaru Impreza.
Because 2010 Subaru Impreza is all wheel drive (AWD), it will have significant more traction and grip than 2003 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2010 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, 2010 Subaru Impreza (393 Nm @ 4000 RPM) has 173 more torque (in Nm) than 2003 Opel Signum. (220 Nm @ 3800 RPM). This means 2010 Subaru Impreza will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum. 2003 Opel Signum has automatic transmission and 2010 Subaru Impreza has manual transmission. 2010 Subaru Impreza will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Opel Signum | 2010 Subaru Impreza | |
| Make | Opel | Subaru |
| Model | Signum | Impreza |
| Year Released | 2003 | 2010 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 2500 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 152 HP | 305 HP |
| Engine RPM | 5600 RPM | 6000 RPM |
| Torque | 220 Nm | 393 Nm |
| Torque RPM | 3800 RPM | 4000 RPM |
| Drive Type | Front | AWD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1565 kg | 1540 kg |
| Vehicle Length | 4640 mm | 4415 mm |
| Vehicle Width | 1800 mm | 1796 mm |
| Vehicle Height | 1470 mm | 1476 mm |
| Wheelbase Size | 2840 mm | 2624 mm |
| Fuel Consumption | 7.2 L/100km | 10.2 L/100km |
| Fuel Consumption City | 12.4 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 60 L | 64 L |
