2003 Opel Signum vs. 2004 Volkswagen Jetta
To start off, 2004 Volkswagen Jetta 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 1,984 cc (4 cylinders), 2004 Volkswagen Jetta is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (173 HP @ 5600 RPM) has 72 more horse power than 2004 Volkswagen Jetta. (101 HP @ 4000 RPM). In normal driving conditions, 2003 Opel Signum should accelerate faster than 2004 Volkswagen Jetta. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 133 kg more than 2004 Volkswagen Jetta. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2003 Opel Signum (280 Nm) has 40 more torque (in Nm) than 2004 Volkswagen Jetta. (240 Nm). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2004 Volkswagen Jetta.
Compare all specifications:
| 2003 Opel Signum | 2004 Volkswagen Jetta | |
| Make | Opel | Volkswagen |
| Model | Signum | Jetta |
| Year Released | 2003 | 2004 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 1984 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 173 HP | 101 HP |
| Engine RPM | 5600 RPM | 4000 RPM |
| Torque | 280 Nm | 240 Nm |
| Engine Bore Size | 86 mm | 80 mm |
| Engine Stroke Size | 86 mm | 96 mm |
| Engine Compression Ratio | 9.5:1 | 19.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1495 kg | 1362 kg |
| Vehicle Length | 4640 mm | 4380 mm |
| Vehicle Width | 1800 mm | 1740 mm |
| Vehicle Height | 1470 mm | 1450 mm |
| Wheelbase Size | 2720 mm | 2520 mm |
| Fuel Consumption Highway | 6.9 L/100km | 5.1 L/100km |
| Fuel Consumption Overall | 9.2 L/100km | 5.7 L/100km |
| Fuel Tank Capacity | 58 L | 55 L |
