1986 Opel Omega vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 19 year(s). Which means there will be less support and parts availability for 1986 Opel Omega. In addition, the cost of maintenance, including insurance, on 1986 Opel Omega would be higher. At 1,998 cc (4 cylinders), 2005 Opel Vectra is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (174 HP @ 5500 RPM) has 52 more horse power than 1986 Opel Omega. (122 HP @ 5400 RPM) In normal driving conditions, 2005 Opel Vectra should accelerate faster than 1986 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Vectra weights approximately 310 kg more than 1986 Opel Omega. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1986 Opel Omega 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 1986 Opel Omega. 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, 2005 Opel Vectra (265 Nm @ 2500 RPM) has 90 more torque (in Nm) than 1986 Opel Omega. (175 Nm @ 2600 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1986 Opel Omega.
Compare all specifications:
| 1986 Opel Omega | 2005 Opel Vectra | |
| Make | Opel | Opel |
| Model | Omega | Vectra |
| Year Released | 1986 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1996 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 122 HP | 174 HP |
| Engine RPM | 5400 RPM | 5500 RPM |
| Torque | 175 Nm | 265 Nm |
| Torque RPM | 2600 RPM | 2500 RPM |
| Engine Bore Size | 86 mm | 86 mm |
| Engine Stroke Size | 86 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Top Speed | 195 km/hour | 222 km/hour |
| Acceleration 0-100mph | 11.5 seconds | 9.4 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1275 kg | 1585 kg |
| Vehicle Length | 4740 mm | 4830 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1450 mm | 1510 mm |
| Wheelbase Size | 2740 mm | 2620 mm |
| Fuel Tank Capacity | 75 L | 60 L |
