2002 Opel Signum vs. 1991 Saturn Sedan
To start off, 2002 Opel Signum is newer by 11 year(s). Which means there will be less support and parts availability for 1991 Saturn Sedan. In addition, the cost of maintenance, including insurance, on 1991 Saturn Sedan would be higher. At 3,175 cc (6 cylinders), 2002 Opel Signum is equipped with a bigger engine. In terms of performance, 2002 Opel Signum (208 HP @ 6200 RPM) has 123 more horse power than 1991 Saturn Sedan. (85 HP @ 6800 RPM). In normal driving conditions, 2002 Opel Signum should accelerate faster than 1991 Saturn Sedan. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Signum weights approximately 517 kg more than 1991 Saturn Sedan. 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, 2002 Opel Signum (300 Nm @ 4000 RPM) has 155 more torque (in Nm) than 1991 Saturn Sedan. (145 Nm @ 4800 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1991 Saturn Sedan.
Compare all specifications:
| 2002 Opel Signum | 1991 Saturn Sedan | |
| Make | Opel | Saturn |
| Model | Signum | Sedan |
| Year Released | 2002 | 1991 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3175 cc | 1901 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 208 HP | 85 HP |
| Engine RPM | 6200 RPM | 6800 RPM |
| Torque | 300 Nm | 145 Nm |
| Torque RPM | 4000 RPM | 4800 RPM |
| Engine Bore Size | 87.5 mm | 82 mm |
| Engine Stroke Size | 88 mm | 90 mm |
| Engine Compression Ratio | 10.0:1 | 9.3:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1610 kg | 1093 kg |
| Vehicle Length | 4640 mm | 4490 mm |
| Vehicle Width | 1800 mm | 1720 mm |
| Vehicle Height | 1470 mm | 1340 mm |
| Wheelbase Size | 2840 mm | 2610 mm |
