1999 Opel Signum vs. 1998 Saab 05-Sep
To start off, 1999 Opel Signum is newer by 1 year(s). Which means there will be less support and parts availability for 1998 Saab 05-Sep. In addition, the cost of maintenance, including insurance, on 1998 Saab 05-Sep would be higher. At 1,998 cc (4 cylinders), 1998 Saab 05-Sep is equipped with a bigger engine. In terms of performance, 1998 Saab 05-Sep (149 HP @ 5500 RPM) has 50 more horse power than 1999 Opel Signum. (99 HP @ 3120 RPM) In normal driving conditions, 1998 Saab 05-Sep should accelerate faster than 1999 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Signum weights approximately 110 kg more than 1998 Saab 05-Sep.
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, both vehicles can yield 240 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles. 1998 Saab 05-Sep has automatic transmission and 1999 Opel Signum has manual transmission. 1999 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1998 Saab 05-Sep will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Opel Signum | 1998 Saab 05-Sep | |
| Make | Opel | Saab |
| Model | Signum | 05-Sep |
| Year Released | 1999 | 1998 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 99 HP | 149 HP |
| Engine RPM | 3120 RPM | 5500 RPM |
| Torque | 240 Nm | 240 Nm |
| Torque RPM | 1500 RPM | 1800 RPM |
| Engine Bore Size | 84 mm | 86 mm |
| Engine Stroke Size | 90 mm | 86 mm |
| Engine Compression Ratio | 18.5:1 | 9.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1595 kg | 1485 kg |
| Vehicle Length | 4640 mm | 4810 mm |
| Vehicle Width | 1800 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1460 mm |
| Wheelbase Size | 2840 mm | 2710 mm |
| Fuel Tank Capacity | 60 L | 75 L |
