2003 Opel Signum vs. 2006 Subaru Forester
To start off, 2006 Subaru Forester is newer by 3 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 3,173 cc (6 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (208 HP) has 45 more horse power than 2006 Subaru Forester. (163 HP). In normal driving conditions, 2003 Opel Signum should accelerate faster than 2006 Subaru Forester. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 100 kg more than 2006 Subaru Forester. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Subaru Forester is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2006 Subaru Forester 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, 2003 Opel Signum (300 Nm) has 74 more torque (in Nm) than 2006 Subaru Forester. (226 Nm). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2006 Subaru Forester. 2006 Subaru Forester has automatic transmission and 2003 Opel Signum has manual transmission. 2003 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Subaru Forester will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Opel Signum | 2006 Subaru Forester | |
| Make | Opel | Subaru |
| Model | Signum | Forester |
| Year Released | 2003 | 2006 |
| Body Type | Hatchback | SUV |
| Engine Position | Front | Front |
| Engine Size | 3173 cc | 2457 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 208 HP | 163 HP |
| Torque | 300 Nm | 226 Nm |
| Engine Bore Size | 87.5 mm | 99.5 mm |
| Engine Stroke Size | 88 mm | 79 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 237 km/hour | 190 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1610 kg | 1510 kg |
| Vehicle Length | 4640 mm | 4800 mm |
| Vehicle Height | 1470 mm | 1610 mm |
| Wheelbase Size | 2740 mm | 2530 mm |
| Fuel Consumption Overall | 10.1 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 52 L | 60 L |
