1985 Alfa Romeo 90 vs. 1984 Opel Monza
To start off, 1985 Alfa Romeo 90 is newer by 1 year(s). Which means there will be less support and parts availability for 1984 Opel Monza. In addition, the cost of maintenance, including insurance, on 1984 Opel Monza would be higher. At 2,492 cc (6 cylinders), 1985 Alfa Romeo 90 is equipped with a bigger engine. In terms of performance, 1985 Alfa Romeo 90 (154 HP @ 5600 RPM) has 40 more horse power than 1984 Opel Monza. (114 HP @ 4800 RPM). In normal driving conditions, 1985 Alfa Romeo 90 should accelerate faster than 1984 Opel Monza. With that said, vehicle weight also plays an important factor in acceleration. 1984 Opel Monza weights approximately 156 kg more than 1985 Alfa Romeo 90.
Let's talk about torque, 1985 Alfa Romeo 90 (214 Nm @ 4000 RPM) has 32 more torque (in Nm) than 1984 Opel Monza. (182 Nm @ 2800 RPM). This means 1985 Alfa Romeo 90 will have an easier job in driving up hills or pulling heavy equipment than 1984 Opel Monza.
Compare all specifications:
| 1985 Alfa Romeo 90 | 1984 Opel Monza | |
| Make | Alfa Romeo | Opel |
| Model | 90 | Monza |
| Year Released | 1985 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 2197 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 154 HP | 114 HP |
| Engine RPM | 5600 RPM | 4800 RPM |
| Torque | 214 Nm | 182 Nm |
| Torque RPM | 4000 RPM | 2800 RPM |
| Engine Bore Size | 88 mm | 95 mm |
| Engine Stroke Size | 68.3 mm | 77.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1170 kg | 1326 kg |
| Vehicle Length | 4400 mm | 4700 mm |
| Vehicle Width | 1650 mm | 1740 mm |
| Vehicle Height | 1430 mm | 1390 mm |
| Wheelbase Size | 2520 mm | 2670 mm |
