1981 Alfa Romeo Alfa 6 vs. 1977 Opel Monza
To start off, 1981 Alfa Romeo Alfa 6 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 2,494 cc (5 cylinders), 1981 Alfa Romeo Alfa 6 is equipped with a bigger engine. In terms of performance, 1977 Opel Monza (136 HP @ 5600 RPM) has 32 more horse power than 1981 Alfa Romeo Alfa 6. (104 HP @ 4300 RPM) In normal driving conditions, 1977 Opel Monza should accelerate faster than 1981 Alfa Romeo Alfa 6. With that said, vehicle weight also plays an important factor in acceleration. 1981 Alfa Romeo Alfa 6 weights approximately 790 kg more than 1977 Opel Monza.
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, 1981 Alfa Romeo Alfa 6 (206 Nm @ 2400 RPM) has 20 more torque (in Nm) than 1977 Opel Monza. (186 Nm @ 4600 RPM). This means 1981 Alfa Romeo Alfa 6 will have an easier job in driving up hills or pulling heavy equipment than 1977 Opel Monza. 1977 Opel Monza has automatic transmission and 1981 Alfa Romeo Alfa 6 has manual transmission. 1981 Alfa Romeo Alfa 6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1977 Opel Monza will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1981 Alfa Romeo Alfa 6 | 1977 Opel Monza | |
| Make | Alfa Romeo | Opel |
| Model | Alfa 6 | Monza |
| Year Released | 1981 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 2490 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 104 HP | 136 HP |
| Engine RPM | 4300 RPM | 5600 RPM |
| Torque | 206 Nm | 186 Nm |
| Torque RPM | 2400 RPM | 4600 RPM |
| Engine Bore Size | 88 mm | 87.1 mm |
| Engine Stroke Size | 82 mm | 69.8 mm |
| Engine Compression Ratio | 22.0:1 | 9.2:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1580 kg | 790 kg |
| Vehicle Length | 4690 mm | 4730 mm |
| Vehicle Width | 1690 mm | 1730 mm |
| Vehicle Height | 1430 mm | 1350 mm |
| Wheelbase Size | 2610 mm | 2670 mm |
| Fuel Tank Capacity | 50 L | 43 L |
