1974 Alfa Romeo Giulia vs. 2003 Opel Vectra
To start off, 2003 Opel Vectra is newer by 29 year(s). Which means there will be less support and parts availability for 1974 Alfa Romeo Giulia. In addition, the cost of maintenance, including insurance, on 1974 Alfa Romeo Giulia would be higher. At 1,995 cc (4 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (173 HP @ 5500 RPM) has 72 more horse power than 1974 Alfa Romeo Giulia. (101 HP @ 6000 RPM) In normal driving conditions, 2003 Opel Vectra should accelerate faster than 1974 Alfa Romeo Giulia. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 575 kg more than 1974 Alfa Romeo Giulia. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1974 Alfa Romeo Giulia 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 1974 Alfa Romeo Giulia. However, in wet, icy, snow, or gravel driving conditions, 2003 Opel Vectra, 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, 2003 Opel Vectra (265 Nm) has 75 more torque (in Nm) than 1974 Alfa Romeo Giulia. (190 Nm). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1974 Alfa Romeo Giulia.
Compare all specifications:
| 1974 Alfa Romeo Giulia | 2003 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | Giulia | Vectra |
| Year Released | 1974 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1288 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 101 HP | 173 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 190 Nm | 265 Nm |
| Engine Bore Size | 74 mm | 86 mm |
| Engine Stroke Size | 75 mm | 86 mm |
| Engine Compression Ratio | 9.0:1 | 9.5:1 |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1010 kg | 1585 kg |
| Vehicle Length | 4190 mm | 4830 mm |
| Vehicle Width | 1570 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1510 mm |
| Wheelbase Size | 2460 mm | 2710 mm |
| Fuel Tank Capacity | 46 L | 60 L |
