1981 Alfa Romeo Alfa 6 vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 24 year(s). Which means there will be less support and parts availability for 1981 Alfa Romeo Alfa 6. In addition, the cost of maintenance, including insurance, on 1981 Alfa Romeo Alfa 6 would be higher. At 2,494 cc (5 cylinders), 1981 Alfa Romeo Alfa 6 is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (120 HP @ 6000 RPM) has 16 more horse power than 1981 Alfa Romeo Alfa 6. (104 HP @ 4300 RPM) In normal driving conditions, 2005 Opel Vectra should accelerate faster than 1981 Alfa Romeo Alfa 6. With that said, vehicle weight also plays an important factor in acceleration. 1981 Alfa Romeo Alfa 6 weights approximately 205 kg more than 2005 Opel Vectra.
Because 1981 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 1981 Alfa Romeo Alfa 6. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 1981 Alfa Romeo Alfa 6 (206 Nm @ 2400 RPM) has 39 more torque (in Nm) than 2005 Opel Vectra. (167 Nm @ 3800 RPM). This means 1981 Alfa Romeo Alfa 6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Vectra.
Compare all specifications:
| 1981 Alfa Romeo Alfa 6 | 2005 Opel Vectra | |
| Make | Alfa Romeo | Opel |
| Model | Alfa 6 | Vectra |
| Year Released | 1981 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 1794 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 104 HP | 120 HP |
| Engine RPM | 4300 RPM | 6000 RPM |
| Torque | 206 Nm | 167 Nm |
| Torque RPM | 2400 RPM | 3800 RPM |
| Engine Bore Size | 88 mm | 80.5 mm |
| Engine Stroke Size | 82 mm | 88.2 mm |
| Engine Compression Ratio | 22.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1580 kg | 1375 kg |
| Vehicle Length | 4690 mm | 4600 mm |
| Vehicle Width | 1690 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2610 mm | 2640 mm |
| Fuel Tank Capacity | 50 L | 61 L |
