2008 Subaru Impreza vs. 2005 Opel Signum
To start off, 2008 Subaru Impreza is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Opel Signum. In addition, the cost of maintenance, including insurance, on 2005 Opel Signum would be higher. At 3,174 cc (6 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (208 HP @ 6000 RPM) has 37 more horse power than 2008 Subaru Impreza. (171 HP @ 6000 RPM) In normal driving conditions, 2005 Opel Signum should accelerate faster than 2008 Subaru Impreza. With that said, vehicle weight also plays an important factor in acceleration. 2008 Subaru Impreza weights approximately 23 kg more than 2005 Opel Signum.
Because 2008 Subaru Impreza is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2008 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 Opel Signum (300 Nm @ 4000 RPM) has 69 more torque (in Nm) than 2008 Subaru Impreza. (231 Nm @ 4400 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2008 Subaru Impreza. 2005 Opel Signum has automatic transmission and 2008 Subaru Impreza has manual transmission. 2008 Subaru Impreza will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Subaru Impreza | 2005 Opel Signum | |
| Make | Subaru | Opel |
| Model | Impreza | Signum |
| Year Released | 2008 | 2005 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2457 cc | 3174 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | boxer | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 171 HP | 208 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 231 Nm | 300 Nm |
| Torque RPM | 4400 RPM | 4000 RPM |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1633 kg | 1610 kg |
| Vehicle Length | 4590 mm | 4640 mm |
| Vehicle Width | 1750 mm | 1800 mm |
| Vehicle Height | 1480 mm | 1470 mm |
| Wheelbase Size | 2630 mm | 2840 mm |
| Fuel Consumption Overall | 10.7 L/100km | 10.1 L/100km |
| Fuel Tank Capacity | 64 L | 60 L |
