1991 Alfa Romeo 33 vs. 1988 Opel Vectra
To start off, 1991 Alfa Romeo 33 is newer by 3 year(s). Which means there will be less support and parts availability for 1988 Opel Vectra. In addition, the cost of maintenance, including insurance, on 1988 Opel Vectra would be higher. At 1,598 cc (4 cylinders), 1988 Opel Vectra is equipped with a bigger engine. In terms of performance, 1991 Alfa Romeo 33 (87 HP @ 6000 RPM) has 6 more horse power than 1988 Opel Vectra. (81 HP @ 5600 RPM). In normal driving conditions, 1991 Alfa Romeo 33 should accelerate faster than 1988 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 1988 Opel Vectra weights approximately 40 kg more than 1991 Alfa Romeo 33.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 1988 Opel Vectra (125 Nm @ 2600 RPM) has 12 more torque (in Nm) than 1991 Alfa Romeo 33. (113 Nm @ 4500 RPM). This means 1988 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1991 Alfa Romeo 33.
Compare all specifications:
| 1991 Alfa Romeo 33 | 1988 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | 33 | Vectra |
| Year Released | 1991 | 1988 |
| Engine Position | Front | Front |
| Engine Size | 1351 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 87 HP | 81 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 113 Nm | 125 Nm |
| Torque RPM | 4500 RPM | 2600 RPM |
| Engine Bore Size | 80 mm | 80 mm |
| Engine Stroke Size | 67.2 mm | 79.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 985 kg | 1025 kg |
| Vehicle Length | 4210 mm | 4440 mm |
| Vehicle Width | 1620 mm | 1710 mm |
| Vehicle Height | 1360 mm | 1400 mm |
| Wheelbase Size | 2480 mm | 2740 mm |
| Fuel Tank Capacity | 50 L | 60 L |
