1987 Alfa Romeo 33 vs. 2003 Opel Vectra
To start off, 2003 Opel Vectra is newer by 16 year(s). Which means there will be less support and parts availability for 1987 Alfa Romeo 33. In addition, the cost of maintenance, including insurance, on 1987 Alfa Romeo 33 would be higher. At 2,172 cc (4 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (153 HP @ 5600 RPM) has 35 more horse power than 1987 Alfa Romeo 33. (118 HP @ 6000 RPM) In normal driving conditions, 2003 Opel Vectra should accelerate faster than 1987 Alfa Romeo 33. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 533 kg more than 1987 Alfa Romeo 33. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2003 Opel Vectra (229 Nm @ 3800 RPM) has 81 more torque (in Nm) than 1987 Alfa Romeo 33. (148 Nm @ 3500 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1987 Alfa Romeo 33.
Compare all specifications:
| 1987 Alfa Romeo 33 | 2003 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | 33 | Vectra |
| Year Released | 1987 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1712 cc | 2172 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | boxer | in-line |
| Horse Power | 118 HP | 153 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 148 Nm | 229 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Engine Bore Size | 87 mm | 86 mm |
| Engine Stroke Size | 72 mm | 94.6 mm |
| Engine Compression Ratio | 9.5:1 | 9.5:1 |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 977 kg | 1510 kg |
| Vehicle Length | 4020 mm | 4830 mm |
| Vehicle Width | 1620 mm | 1800 mm |
| Vehicle Height | 1360 mm | 1510 mm |
