2002 Opel Omega vs. 2004 Opel Vectra
To start off, 2004 Opel Vectra is newer by 2 year(s). Which means there will be less support and parts availability for 2002 Opel Omega. In addition, the cost of maintenance, including insurance, on 2002 Opel Omega would be higher. At 2,958 cc (6 cylinders), 2004 Opel Vectra is equipped with a bigger engine. In terms of performance, 2004 Opel Vectra (174 HP @ 4000 RPM) has 26 more horse power than 2002 Opel Omega. (148 HP @ 4000 RPM) In normal driving conditions, 2004 Opel Vectra should accelerate faster than 2002 Opel Omega. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Vectra weights approximately 225 kg more than 2002 Opel Omega. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2002 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 2002 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 (370 Nm @ 1900 RPM) has 70 more torque (in Nm) than 2002 Opel Omega. (300 Nm @ 1750 RPM). This means 2004 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2002 Opel Omega. 2004 Opel Vectra has automatic transmission and 2002 Opel Omega has manual transmission. 2002 Opel Omega will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2002 Opel Omega | 2004 Opel Vectra | |
| Make | Opel | Opel |
| Model | Omega | Vectra |
| Year Released | 2002 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 174 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 300 Nm | 370 Nm |
| Torque RPM | 1750 RPM | 1900 RPM |
| Engine Bore Size | 80 mm | 87.5 mm |
| Engine Stroke Size | 82.8 mm | 82 mm |
| Fuel Type | Diesel | Diesel |
| Acceleration 0-100mph | 11.3 seconds | 9.8 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1485 kg | 1710 kg |
| Vehicle Length | 4900 mm | 4830 mm |
| Vehicle Width | 1780 mm | 1770 mm |
| Vehicle Height | 1460 mm | 1470 mm |
| Wheelbase Size | 2640 mm | 2700 mm |
| Fuel Consumption Overall | 5.6 L/100km | 7.3 L/100km |
| Fuel Tank Capacity | 75 L | 60 L |
