2004 Opel Vectra vs. 1986 Opel Omega
To start off, 2004 Opel Vectra is newer by 18 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), 2004 Opel Vectra is equipped with a bigger engine. In terms of performance, 2004 Opel Vectra (173 HP @ 5500 RPM) has 86 more horse power than 1986 Opel Omega. (87 HP @ 5200 RPM). In normal driving conditions, 2004 Opel Vectra should accelerate faster than 1986 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Vectra weights approximately 435 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, 2004 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, 2004 Opel Vectra (265 Nm @ 2500 RPM) has 125 more torque (in Nm) than 1986 Opel Omega. (140 Nm @ 3400 RPM). This means 2004 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1986 Opel Omega.
Compare all specifications:
| 2004 Opel Vectra | 1986 Opel Omega | |
| Make | Opel | Opel |
| Model | Vectra | Omega |
| Year Released | 2004 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 173 HP | 87 HP |
| Engine RPM | 5500 RPM | 5200 RPM |
| Torque | 265 Nm | 140 Nm |
| Torque RPM | 2500 RPM | 3400 RPM |
| Engine Bore Size | 86.1 mm | 84.8 mm |
| Engine Stroke Size | 86 mm | 79.5 mm |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1585 kg | 1150 kg |
| Vehicle Length | 4830 mm | 4690 mm |
| Vehicle Width | 1800 mm | 1780 mm |
| Vehicle Height | 1510 mm | 1450 mm |
| Wheelbase Size | 2840 mm | 2670 mm |
