1983 Alfa Romeo 33 vs. 1981 Opel Ascona
To start off, 1983 Alfa Romeo 33 is newer by 2 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 1,351 cc (4 cylinders), 1983 Alfa Romeo 33 is equipped with a bigger engine. In terms of performance, 1983 Alfa Romeo 33 (79 HP @ 6000 RPM) has 5 more horse power than 1981 Opel Ascona. (74 HP @ 5800 RPM). In normal driving conditions, 1983 Alfa Romeo 33 should accelerate faster than 1981 Opel Ascona. With that said, vehicle weight also plays an important factor in acceleration. 1981 Opel Ascona weights approximately 30 kg more than 1983 Alfa Romeo 33.
Let's talk about torque, 1983 Alfa Romeo 33 (112 Nm @ 3200 RPM) has 11 more torque (in Nm) than 1981 Opel Ascona. (101 Nm @ 3800 RPM). This means 1983 Alfa Romeo 33 will have an easier job in driving up hills or pulling heavy equipment than 1981 Opel Ascona.
Compare all specifications:
| 1983 Alfa Romeo 33 | 1981 Opel Ascona | |
| Make | Alfa Romeo | Opel |
| Model | 33 | Ascona |
| Year Released | 1983 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1351 cc | 1295 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 79 HP | 74 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 112 Nm | 101 Nm |
| Torque RPM | 3200 RPM | 3800 RPM |
| Engine Bore Size | 80 mm | 75 mm |
| Engine Stroke Size | 67.2 mm | 73.4 mm |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 890 kg | 920 kg |
| Vehicle Length | 4020 mm | 4380 mm |
| Vehicle Width | 1620 mm | 1680 mm |
| Vehicle Height | 1310 mm | 1400 mm |
| Wheelbase Size | 2460 mm | 2580 mm |
| Fuel Tank Capacity | 50 L | 70 L |
