1985 Alfa Romeo 75 vs. 1991 Opel Astra
To start off, 1991 Opel Astra is newer by 6 year(s). Which means there will be less support and parts availability for 1985 Alfa Romeo 75. In addition, the cost of maintenance, including insurance, on 1985 Alfa Romeo 75 would be higher. At 1,964 cc (4 cylinders), 1985 Alfa Romeo 75 is equipped with a bigger engine. In terms of performance, 1985 Alfa Romeo 75 (126 HP @ 5600 RPM) has 44 more horse power than 1991 Opel Astra. (82 HP @ 5800 RPM). In normal driving conditions, 1985 Alfa Romeo 75 should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1985 Alfa Romeo 75 weights approximately 190 kg more than 1991 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1985 Alfa Romeo 75 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1985 Alfa Romeo 75. However, in wet, icy, snow, or gravel driving conditions, 1991 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. 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 Alfa Romeo 75 (178 Nm @ 4000 RPM) has 65 more torque (in Nm) than 1991 Opel Astra. (113 Nm @ 3400 RPM). This means 1985 Alfa Romeo 75 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 1985 Alfa Romeo 75 | 1991 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | 75 | Astra |
| Year Released | 1985 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1964 cc | 1388 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 126 HP | 82 HP |
| Engine RPM | 5600 RPM | 5800 RPM |
| Torque | 178 Nm | 113 Nm |
| Torque RPM | 4000 RPM | 3400 RPM |
| Engine Bore Size | 84 mm | 77.6 mm |
| Engine Stroke Size | 88.5 mm | 73.4 mm |
| Engine Compression Ratio | 9.0:1 | 9.4:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1130 kg | 940 kg |
| Vehicle Length | 4340 mm | 4060 mm |
| Vehicle Width | 1670 mm | 1690 mm |
| Vehicle Height | 1410 mm | 1430 mm |
| Wheelbase Size | 2520 mm | 2610 mm |
