2002 Opel Signum vs. 2007 Saab 03-Sep
To start off, 2007 Saab 03-Sep is newer by 5 year(s). Which means there will be less support and parts availability for 2002 Opel Signum. In addition, the cost of maintenance, including insurance, on 2002 Opel Signum would be higher. At 2,792 cc (6 cylinders), 2007 Saab 03-Sep is equipped with a bigger engine. In terms of performance, 2007 Saab 03-Sep (250 HP @ 5500 RPM) has 102 more horse power than 2002 Opel Signum. (148 HP @ 4000 RPM) In normal driving conditions, 2007 Saab 03-Sep should accelerate faster than 2002 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 Saab 03-Sep weights approximately 60 kg more than 2002 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2007 Saab 03-Sep (350 Nm @ 2000 RPM) has 35 more torque (in Nm) than 2002 Opel Signum. (315 Nm @ 2000 RPM). This means 2007 Saab 03-Sep will have an easier job in driving up hills or pulling heavy equipment than 2002 Opel Signum.
Compare all specifications:
| 2002 Opel Signum | 2007 Saab 03-Sep | |
| Make | Opel | Saab |
| Model | Signum | 03-Sep |
| Year Released | 2002 | 2007 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 2792 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 148 HP | 250 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 315 Nm | 350 Nm |
| Torque RPM | 2000 RPM | 2000 RPM |
| Engine Bore Size | 82 mm | 89 mm |
| Engine Stroke Size | 90.4 mm | 74.8 mm |
| Engine Compression Ratio | 18.0:1 | 9.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1380 kg | 1440 kg |
| Vehicle Length | 4640 mm | 4640 mm |
| Vehicle Width | 1800 mm | 1760 mm |
| Vehicle Height | 1470 mm | 1450 mm |
| Wheelbase Size | 2640 mm | 2680 mm |
| Fuel Tank Capacity | 60 L | 62 L |
