1999 Opel Signum vs. 1988 Saab 900
To start off, 1999 Opel Signum is newer by 11 year(s). Which means there will be less support and parts availability for 1988 Saab 900. In addition, the cost of maintenance, including insurance, on 1988 Saab 900 would be higher. At 2,198 cc (4 cylinders), 1999 Opel Signum is equipped with a bigger engine. In terms of performance, 1999 Opel Signum (153 HP @ 5600 RPM) has 52 more horse power than 1988 Saab 900. (101 HP @ 5200 RPM). In normal driving conditions, 1999 Opel Signum should accelerate faster than 1988 Saab 900. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Signum weights approximately 355 kg more than 1988 Saab 900. 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, 1999 Opel Signum (221 Nm @ 3800 RPM) has 59 more torque (in Nm) than 1988 Saab 900. (162 Nm @ 3500 RPM). This means 1999 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1988 Saab 900.
Compare all specifications:
| 1999 Opel Signum | 1988 Saab 900 | |
| Make | Opel | Saab |
| Model | Signum | 900 |
| Year Released | 1999 | 1988 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2198 cc | 1985 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 153 HP | 101 HP |
| Engine RPM | 5600 RPM | 5200 RPM |
| Torque | 221 Nm | 162 Nm |
| Torque RPM | 3800 RPM | 3500 RPM |
| Engine Bore Size | 86 mm | 90 mm |
| Engine Stroke Size | 94.6 mm | 78 mm |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1535 kg | 1180 kg |
| Vehicle Length | 4640 mm | 4750 mm |
| Vehicle Width | 1800 mm | 1700 mm |
| Vehicle Height | 1470 mm | 1430 mm |
| Wheelbase Size | 2640 mm | 2530 mm |
