1983 Alfa Romeo Alfa 6 vs. 2003 Opel Vectra
To start off, 2003 Opel Vectra is newer by 20 year(s). Which means there will be less support and parts availability for 1983 Alfa Romeo Alfa 6. In addition, the cost of maintenance, including insurance, on 1983 Alfa Romeo Alfa 6 would be higher. At 1,998 cc (4 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 1983 Alfa Romeo Alfa 6 (133 HP @ 5600 RPM) has 34 more horse power than 2003 Opel Vectra. (99 HP @ 4400 RPM). In normal driving conditions, 1983 Alfa Romeo Alfa 6 should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 25 kg more than 1983 Alfa Romeo Alfa 6.
Because 1983 Alfa Romeo Alfa 6 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 1983 Alfa Romeo Alfa 6. 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 (221 Nm @ 1950 RPM) has 43 more torque (in Nm) than 1983 Alfa Romeo Alfa 6. (178 Nm @ 4500 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1983 Alfa Romeo Alfa 6.
Compare all specifications:
| 1983 Alfa Romeo Alfa 6 | 2003 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | Alfa 6 | Vectra |
| Year Released | 1983 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 133 HP | 99 HP |
| Engine RPM | 5600 RPM | 4400 RPM |
| Torque | 178 Nm | 221 Nm |
| Torque RPM | 4500 RPM | 1950 RPM |
| Engine Bore Size | 80 mm | 84 mm |
| Engine Stroke Size | 66.2 mm | 90 mm |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1470 kg | 1495 kg |
| Vehicle Length | 4770 mm | 4830 mm |
| Vehicle Width | 1690 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1510 mm |
| Wheelbase Size | 2610 mm | 2640 mm |
