1983 Opel Monza vs. 1985 Pontiac Firebird
To start off, 1985 Pontiac Firebird is newer by 2 year(s). Which means there will be less support and parts availability for 1983 Opel Monza. In addition, the cost of maintenance, including insurance, on 1983 Opel Monza would be higher. At 5,013 cc (8 cylinders), 1985 Pontiac Firebird is equipped with a bigger engine. In terms of performance, 1985 Pontiac Firebird (190 HP @ 4800 RPM) has 56 more horse power than 1983 Opel Monza. (134 HP @ 5600 RPM) In normal driving conditions, 1985 Pontiac Firebird should accelerate faster than 1983 Opel Monza. With that said, vehicle weight also plays an important factor in acceleration. 1985 Pontiac Firebird weights approximately 104 kg more than 1983 Opel Monza. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 1985 Pontiac Firebird (325 Nm @ 3200 RPM) has 136 more torque (in Nm) than 1983 Opel Monza. (189 Nm @ 4600 RPM). This means 1985 Pontiac Firebird will have an easier job in driving up hills or pulling heavy equipment than 1983 Opel Monza.
Compare all specifications:
| 1983 Opel Monza | 1985 Pontiac Firebird | |
| Make | Opel | Pontiac |
| Model | Monza | Firebird |
| Year Released | 1983 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 2490 cc | 5013 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 134 HP | 190 HP |
| Engine RPM | 5600 RPM | 4800 RPM |
| Torque | 189 Nm | 325 Nm |
| Torque RPM | 4600 RPM | 3200 RPM |
| Engine Bore Size | 87 mm | 95 mm |
| Engine Stroke Size | 69.8 mm | 88.4 mm |
| Engine Compression Ratio | 9.2:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1370 kg | 1474 kg |
| Vehicle Length | 4700 mm | 4880 mm |
| Vehicle Width | 1740 mm | 1850 mm |
| Vehicle Height | 1390 mm | 1270 mm |
| Wheelbase Size | 2670 mm | 2570 mm |
