1983 Opel Monza vs. 1970 Opel Manta
To start off, 1983 Opel Monza is newer by 13 year(s). Which means there will be less support and parts availability for 1970 Opel Manta. In addition, the cost of maintenance, including insurance, on 1970 Opel Manta would be higher. At 2,490 cc (6 cylinders), 1983 Opel Monza is equipped with a bigger engine. In terms of performance, 1983 Opel Monza (134 HP @ 5600 RPM) has 67 more horse power than 1970 Opel Manta. (67 HP @ 5200 RPM). In normal driving conditions, 1983 Opel Monza should accelerate faster than 1970 Opel Manta. With that said, vehicle weight also plays an important factor in acceleration. 1983 Opel Monza weights approximately 425 kg more than 1970 Opel Manta. 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, 1983 Opel Monza (189 Nm @ 4600 RPM) has 81 more torque (in Nm) than 1970 Opel Manta. (108 Nm @ 3400 RPM). This means 1983 Opel Monza will have an easier job in driving up hills or pulling heavy equipment than 1970 Opel Manta.
Compare all specifications:
| 1983 Opel Monza | 1970 Opel Manta | |
| Make | Opel | Opel |
| Model | Monza | Manta |
| Year Released | 1983 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 2490 cc | 1584 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 134 HP | 67 HP |
| Engine RPM | 5600 RPM | 5200 RPM |
| Torque | 189 Nm | 108 Nm |
| Torque RPM | 4600 RPM | 3400 RPM |
| Engine Bore Size | 87 mm | 85.1 mm |
| Engine Stroke Size | 69.8 mm | 69.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Vehicle Weight | 1370 kg | 945 kg |
| Vehicle Length | 4700 mm | 4300 mm |
| Vehicle Width | 1740 mm | 1640 mm |
| Vehicle Height | 1390 mm | 1360 mm |
| Wheelbase Size | 2670 mm | 2440 mm |
