1987 Alfa Romeo 75 vs. 1991 Opel Astra
To start off, 1991 Opel Astra is newer by 4 year(s). Which means there will be less support and parts availability for 1987 Alfa Romeo 75. In addition, the cost of maintenance, including insurance, on 1987 Alfa Romeo 75 would be higher. At 2,959 cc (6 cylinders), 1987 Alfa Romeo 75 is equipped with a bigger engine. In terms of performance, 1987 Alfa Romeo 75 (182 HP @ 5800 RPM) has 123 more horse power than 1991 Opel Astra. (59 HP @ 5200 RPM). In normal driving conditions, 1987 Alfa Romeo 75 should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1987 Alfa Romeo 75 weights approximately 252 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 1987 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 1987 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, 1987 Alfa Romeo 75 (240 Nm @ 4500 RPM) has 136 more torque (in Nm) than 1991 Opel Astra. (104 Nm @ 2800 RPM). This means 1987 Alfa Romeo 75 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
| 1987 Alfa Romeo 75 | 1991 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | 75 | Astra |
| Year Released | 1987 | 1991 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 1389 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 182 HP | 59 HP |
| Engine RPM | 5800 RPM | 5200 RPM |
| Torque | 240 Nm | 104 Nm |
| Torque RPM | 4500 RPM | 2800 RPM |
| Engine Bore Size | 93 mm | 77.6 mm |
| Engine Stroke Size | 72.6 mm | 73.4 mm |
| Top Speed | 216 km/hour | 160 km/hour |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1212 kg | 960 kg |
| Vehicle Length | 4430 mm | 4250 mm |
| Vehicle Width | 1640 mm | 1690 mm |
| Vehicle Height | 1360 mm | 1430 mm |
| Wheelbase Size | 2520 mm | 2610 mm |
