2003 Opel Signum vs. 2004 Opel Signum
To start off, 2004 Opel Signum is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. Both 2003 Opel Signum and 2004 Opel Signum are equipped with a 3,175 cc engine. In terms of performance, 2003 Opel Signum (209 HP @ 6200 RPM) has 1 more horse power than 2004 Opel Signum. (208 HP @ 6200 RPM). In normal driving conditions, 2003 Opel Signum should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 50 kg more than 2003 Opel Signum.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, both vehicles can yield 300 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2003 Opel Signum | 2004 Opel Signum | |
| Make | Opel | Opel |
| Model | Signum | Signum |
| Year Released | 2003 | 2004 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3175 cc | 3175 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 209 HP | 208 HP |
| Engine RPM | 6200 RPM | 6200 RPM |
| Torque | 300 Nm | 300 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 87.5 mm | 87.5 mm |
| Engine Stroke Size | 88 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1545 kg | 1595 kg |
| Vehicle Length | 4640 mm | 4640 mm |
| Vehicle Width | 1800 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2840 mm | 2740 mm |
| Fuel Tank Capacity | 60 L | 52 L |
