1990 Opel Omega vs. 1975 Saab 99
To start off, 1990 Opel Omega is newer by 15 year(s). Which means there will be less support and parts availability for 1975 Saab 99. In addition, the cost of maintenance, including insurance, on 1975 Saab 99 would be higher. At 2,594 cc (6 cylinders), 1990 Opel Omega is equipped with a bigger engine. In terms of performance, 1990 Opel Omega (149 HP @ 5600 RPM) has 49 more horse power than 1975 Saab 99. (100 HP @ 5200 RPM). In normal driving conditions, 1990 Opel Omega should accelerate faster than 1975 Saab 99. With that said, vehicle weight also plays an important factor in acceleration. 1990 Opel Omega weights approximately 285 kg more than 1975 Saab 99. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1990 Opel Omega (224 Nm @ 3600 RPM) has 62 more torque (in Nm) than 1975 Saab 99. (162 Nm @ 3500 RPM). This means 1990 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 1975 Saab 99.
Compare all specifications:
| 1990 Opel Omega | 1975 Saab 99 | |
| Make | Opel | Saab |
| Model | Omega | 99 |
| Year Released | 1990 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 2594 cc | 1985 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 149 HP | 100 HP |
| Engine RPM | 5600 RPM | 5200 RPM |
| Torque | 224 Nm | 162 Nm |
| Torque RPM | 3600 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1465 kg | 1180 kg |
| Vehicle Length | 4740 mm | 4540 mm |
| Vehicle Width | 1780 mm | 1700 mm |
| Vehicle Height | 1490 mm | 1440 mm |
| Wheelbase Size | 2740 mm | 2480 mm |
