2003 Opel Signum vs. 2004 Volkswagen Passat
To start off, 2004 Volkswagen Passat 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. At 1,796 cc (4 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2004 Volkswagen Passat (148 HP @ 5700 RPM) has 23 more horse power than 2003 Opel Signum. (125 HP @ 6000 RPM) In normal driving conditions, 2004 Volkswagen Passat should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 76 kg more than 2004 Volkswagen Passat.
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, 2004 Volkswagen Passat (210 Nm @ 1750 RPM) has 43 more torque (in Nm) than 2003 Opel Signum. (167 Nm @ 3800 RPM). This means 2004 Volkswagen Passat will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2003 Opel Signum | 2004 Volkswagen Passat | |
| Make | Opel | Volkswagen |
| Model | Signum | Passat |
| Year Released | 2003 | 2004 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 1786 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 125 HP | 148 HP |
| Engine RPM | 6000 RPM | 5700 RPM |
| Torque | 167 Nm | 210 Nm |
| Torque RPM | 3800 RPM | 1750 RPM |
| Engine Bore Size | 80.6 mm | 81 mm |
| Engine Stroke Size | 88.2 mm | 86.4 mm |
| Engine Compression Ratio | 10.5:1 | 9.3:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1385 kg | 1309 kg |
| Vehicle Length | 4640 mm | 4710 mm |
| Vehicle Width | 1800 mm | 1750 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2500 mm | 2710 mm |
| Fuel Consumption Overall | 7.5 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 58 L | 62 L |
