1999 Opel Omega vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Opel Omega. In addition, the cost of maintenance, including insurance, on 1999 Opel Omega would be higher. At 1,996 cc (4 cylinders), 2007 Opel Vectra is equipped with a bigger engine. In terms of performance, 2007 Opel Vectra (173 HP @ 5500 RPM) has 73 more horse power than 1999 Opel Omega. (100 HP @ 4300 RPM) In normal driving conditions, 2007 Opel Vectra should accelerate faster than 1999 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Omega weights approximately 200 kg more than 2007 Opel Vectra.
Because 1999 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 1999 Opel Omega. However, in wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Opel Vectra (265 Nm @ 2500 RPM) has 56 more torque (in Nm) than 1999 Opel Omega. (209 Nm @ 1650 RPM). This means 2007 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Omega.
Compare all specifications:
| 1999 Opel Omega | 2007 Opel Vectra | |
| Make | Opel | Opel |
| Model | Omega | Vectra |
| Year Released | 1999 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1992 cc | 1996 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 100 HP | 173 HP |
| Engine RPM | 4300 RPM | 5500 RPM |
| Torque | 209 Nm | 265 Nm |
| Torque RPM | 1650 RPM | 2500 RPM |
| Engine Bore Size | 84 mm | 86 mm |
| Engine Stroke Size | 90 mm | 86 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1670 kg | 1470 kg |
| Vehicle Length | 4900 mm | 4600 mm |
| Vehicle Width | 1790 mm | 1800 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2740 mm | 2710 mm |
| Fuel Tank Capacity | 75 L | 61 L |
