2003 Opel Signum vs. 2008 Saab 05-Sep
To start off, 2008 Saab 05-Sep is newer by 5 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 2,299 cc (4 cylinders), 2008 Saab 05-Sep is equipped with a bigger engine. In terms of performance, 2008 Saab 05-Sep (260 HP @ 5300 RPM) has 108 more horse power than 2003 Opel Signum. (152 HP @ 5600 RPM) In normal driving conditions, 2008 Saab 05-Sep should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2008 Saab 05-Sep weights approximately 25 kg more than 2003 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, 2008 Saab 05-Sep (350 Nm @ 1900 RPM) has 130 more torque (in Nm) than 2003 Opel Signum. (220 Nm @ 3800 RPM). This means 2008 Saab 05-Sep will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2003 Opel Signum | 2008 Saab 05-Sep | |
| Make | Opel | Saab |
| Model | Signum | 05-Sep |
| Year Released | 2003 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 2299 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 152 HP | 260 HP |
| Engine RPM | 5600 RPM | 5300 RPM |
| Torque | 220 Nm | 350 Nm |
| Torque RPM | 3800 RPM | 1900 RPM |
| Engine Compression Ratio | 12.0:1 | 9.3:1 |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1565 kg | 1590 kg |
| Vehicle Length | 4640 mm | 4840 mm |
| Vehicle Width | 1800 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1460 mm |
| Wheelbase Size | 2840 mm | 2710 mm |
| Fuel Consumption City | 12.4 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 9.1 L/100km | 8.3 L/100km |
| Fuel Tank Capacity | 60 L | 68 L |
