1998 Opel Signum vs. 1999 Opel Omega
To start off, 1999 Opel Omega is newer by 1 year(s). Which means there will be less support and parts availability for 1998 Opel Signum. In addition, the cost of maintenance, including insurance, on 1998 Opel Signum would be higher. At 2,496 cc (6 cylinders), 1999 Opel Omega is equipped with a bigger engine. In terms of performance, 1999 Opel Omega (168 HP @ 6000 RPM) has 69 more horse power than 1998 Opel Signum. (99 HP @ 3120 RPM) In normal driving conditions, 1999 Opel Omega should accelerate faster than 1998 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 1999 Opel Omega weights approximately 80 kg more than 1998 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1998 Opel Signum, 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, 1999 Opel Omega (227 Nm @ 3200 RPM) has 42 more torque (in Nm) than 1998 Opel Signum. (185 Nm @ 1500 RPM). This means 1999 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 1998 Opel Signum.
Compare all specifications:
| 1998 Opel Signum | 1999 Opel Omega | |
| Make | Opel | Opel |
| Model | Signum | Omega |
| Year Released | 1998 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 1909 cc | 2496 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 99 HP | 168 HP |
| Engine RPM | 3120 RPM | 6000 RPM |
| Torque | 185 Nm | 227 Nm |
| Torque RPM | 1500 RPM | 3200 RPM |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1595 kg | 1675 kg |
| Vehicle Length | 4640 mm | 4900 mm |
| Vehicle Width | 1800 mm | 1790 mm |
| Vehicle Height | 1470 mm | 1460 mm |
| Wheelbase Size | 2840 mm | 2740 mm |
