1998 Opel Vectra vs. 1991 Saab 900
To start off, 1998 Opel Vectra is newer by 7 year(s). Which means there will be less support and parts availability for 1991 Saab 900. In addition, the cost of maintenance, including insurance, on 1991 Saab 900 would be higher. At 1,985 cc (4 cylinders), 1991 Saab 900 is equipped with a bigger engine. In terms of performance, 1991 Saab 900 (138 HP @ 6000 RPM) has 64 more horse power than 1998 Opel Vectra. (74 HP @ 5200 RPM) In normal driving conditions, 1991 Saab 900 should accelerate faster than 1998 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Saab 900 weights approximately 115 kg more than 1998 Opel Vectra. 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, 1991 Saab 900 (180 Nm @ 2900 RPM) has 52 more torque (in Nm) than 1998 Opel Vectra. (128 Nm @ 2800 RPM). This means 1991 Saab 900 will have an easier job in driving up hills or pulling heavy equipment than 1998 Opel Vectra.
Compare all specifications:
| 1998 Opel Vectra | 1991 Saab 900 | |
| Make | Opel | Saab |
| Model | Vectra | 900 |
| Year Released | 1998 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 1985 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 74 HP | 138 HP |
| Engine RPM | 5200 RPM | 6000 RPM |
| Torque | 128 Nm | 180 Nm |
| Torque RPM | 2800 RPM | 2900 RPM |
| Engine Bore Size | 85 mm | 90 mm |
| Engine Stroke Size | 69.8 mm | 78 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1185 kg | 1300 kg |
| Vehicle Length | 4480 mm | 4640 mm |
| Vehicle Width | 1710 mm | 1720 mm |
| Vehicle Height | 1430 mm | 1440 mm |
