1970 Saab Sonett III vs. 1990 Saab 900
To start off, 1990 Saab 900 is newer by 20 year(s). Which means there will be less support and parts availability for 1970 Saab Sonett III. In addition, the cost of maintenance, including insurance, on 1970 Saab Sonett III would be higher. At 1,984 cc (4 cylinders), 1990 Saab 900 is equipped with a bigger engine. In terms of performance, 1990 Saab 900 (158 HP @ 5500 RPM) has 94 more horse power than 1970 Saab Sonett III. (64 HP @ 4700 RPM) In normal driving conditions, 1990 Saab 900 should accelerate faster than 1970 Saab Sonett III. With that said, vehicle weight also plays an important factor in acceleration. 1990 Saab 900 weights approximately 550 kg more than 1970 Saab Sonett III. 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, 1990 Saab 900 (255 Nm @ 2800 RPM) has 140 more torque (in Nm) than 1970 Saab Sonett III. (115 Nm @ 2500 RPM). This means 1990 Saab 900 will have an easier job in driving up hills or pulling heavy equipment than 1970 Saab Sonett III.
Compare all specifications:
| 1970 Saab Sonett III | 1990 Saab 900 | |
| Make | Saab | Saab |
| Model | Sonett III | 900 |
| Year Released | 1970 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 1498 cc | 1984 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 64 HP | 158 HP |
| Engine RPM | 4700 RPM | 5500 RPM |
| Torque | 115 Nm | 255 Nm |
| Torque RPM | 2500 RPM | 2800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 800 kg | 1350 kg |
| Vehicle Length | 3910 mm | 4640 mm |
| Vehicle Width | 1510 mm | 1720 mm |
| Vehicle Height | 1200 mm | 1440 mm |
| Wheelbase Size | 2160 mm | 2530 mm |
