1986 Opel Monza vs. 1985 Porsche 928
To start off, 1986 Opel Monza is newer by 1 year(s). Which means there will be less support and parts availability for 1985 Porsche 928. In addition, the cost of maintenance, including insurance, on 1985 Porsche 928 would be higher. At 4,664 cc (8 cylinders), 1985 Porsche 928 is equipped with a bigger engine. In terms of performance, 1985 Porsche 928 (310 HP @ 5900 RPM) has 196 more horse power than 1986 Opel Monza. (114 HP @ 4800 RPM) In normal driving conditions, 1985 Porsche 928 should accelerate faster than 1986 Opel Monza. With that said, vehicle weight also plays an important factor in acceleration. 1985 Porsche 928 weights approximately 234 kg more than 1986 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 Porsche 928 (400 Nm @ 4500 RPM) has 214 more torque (in Nm) than 1986 Opel Monza. (186 Nm @ 2800 RPM). This means 1985 Porsche 928 will have an easier job in driving up hills or pulling heavy equipment than 1986 Opel Monza.
Compare all specifications:
| 1986 Opel Monza | 1985 Porsche 928 | |
| Make | Opel | Porsche |
| Model | Monza | 928 |
| Year Released | 1986 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 2197 cc | 4664 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 114 HP | 310 HP |
| Engine RPM | 4800 RPM | 5900 RPM |
| Torque | 186 Nm | 400 Nm |
| Torque RPM | 2800 RPM | 4500 RPM |
| Engine Bore Size | 95 mm | 97 mm |
| Engine Stroke Size | 77.5 mm | 78.9 mm |
| Engine Compression Ratio | 9.4:1 | 10.4:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1320 kg | 1554 kg |
| Vehicle Length | 4700 mm | 4450 mm |
| Vehicle Width | 1740 mm | 1840 mm |
| Vehicle Height | 1390 mm | 1290 mm |
| Wheelbase Size | 2670 mm | 2510 mm |
| Fuel Tank Capacity | 70 L | 86 L |
