1977 Opel Monza vs. 1981 Saab 900
To start off, 1981 Saab 900 is newer by 4 year(s). Which means there will be less support and parts availability for 1977 Opel Monza. In addition, the cost of maintenance, including insurance, on 1977 Opel Monza would be higher. At 1,985 cc (4 cylinders), 1981 Saab 900 is equipped with a bigger engine. In terms of performance, 1977 Opel Monza (115 HP @ 5600 RPM) has 15 more horse power than 1981 Saab 900. (100 HP @ 5200 RPM). In normal driving conditions, 1977 Opel Monza should accelerate faster than 1981 Saab 900. With that said, vehicle weight also plays an important factor in acceleration. 1977 Opel Monza weights approximately 155 kg more than 1981 Saab 900. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1977 Opel Monza is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1977 Opel Monza. However, in wet, icy, snow, or gravel driving conditions, 1981 Saab 900, being front wheel drive (FWD), will offer much better control with better grip. 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, both vehicles can yield 162 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 1977 Opel Monza | 1981 Saab 900 | |
| Make | Opel | Saab |
| Model | Monza | 900 |
| Year Released | 1977 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1979 cc | 1985 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 115 HP | 100 HP |
| Engine RPM | 5600 RPM | 5200 RPM |
| Torque | 162 Nm | 162 Nm |
| Torque RPM | 4200 RPM | 3500 RPM |
| Engine Bore Size | 95 mm | 90 mm |
| Engine Stroke Size | 69.8 mm | 78 mm |
| Engine Compression Ratio | 9.4:1 | 9.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1335 kg | 1180 kg |
| Vehicle Length | 4730 mm | 4750 mm |
| Vehicle Width | 1730 mm | 1700 mm |
| Vehicle Height | 1350 mm | 1430 mm |
| Wheelbase Size | 2550 mm | 2530 mm |
