1991 Alfa Romeo 75 vs. 1981 Opel Ascona
To start off, 1991 Alfa Romeo 75 is newer by 10 year(s). Which means there will be less support and parts availability for 1981 Opel Ascona. In addition, the cost of maintenance, including insurance, on 1981 Opel Ascona would be higher. At 1,567 cc (4 cylinders), 1991 Alfa Romeo 75 is equipped with a bigger engine. In terms of performance, 1991 Alfa Romeo 75 (109 HP @ 6000 RPM) has 35 more horse power than 1981 Opel Ascona. (74 HP @ 5800 RPM). In normal driving conditions, 1991 Alfa Romeo 75 should accelerate faster than 1981 Opel Ascona. With that said, vehicle weight also plays an important factor in acceleration. 1991 Alfa Romeo 75 weights approximately 140 kg more than 1981 Opel Ascona. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1991 Alfa Romeo 75 (149 Nm @ 4000 RPM) has 48 more torque (in Nm) than 1981 Opel Ascona. (101 Nm @ 3800 RPM). This means 1991 Alfa Romeo 75 will have an easier job in driving up hills or pulling heavy equipment than 1981 Opel Ascona.
Compare all specifications:
| 1991 Alfa Romeo 75 | 1981 Opel Ascona | |
| Make | Alfa Romeo | Opel |
| Model | 75 | Ascona |
| Year Released | 1991 | 1981 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1567 cc | 1295 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 109 HP | 74 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 149 Nm | 101 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Engine Bore Size | 78 mm | 75 mm |
| Engine Stroke Size | 82 mm | 73.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1060 kg | 920 kg |
| Vehicle Length | 4340 mm | 4380 mm |
| Vehicle Width | 1670 mm | 1680 mm |
| Vehicle Height | 1410 mm | 1400 mm |
| Wheelbase Size | 2520 mm | 2580 mm |
| Fuel Tank Capacity | 49 L | 70 L |
