2004 Opel Signum vs. 2005 Scion xA
To start off, 2005 Scion xA is newer by 1 year(s). Which means there will be less support and parts availability for 2004 Opel Signum. In addition, the cost of maintenance, including insurance, on 2004 Opel Signum would be higher. At 1,995 cc (4 cylinders), 2004 Opel Signum is equipped with a bigger engine. In terms of performance, 2004 Opel Signum (173 HP) has 65 more horse power than 2005 Scion xA. (108 HP). In normal driving conditions, 2004 Opel Signum should accelerate faster than 2005 Scion xA. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Signum weights approximately 499 kg more than 2005 Scion xA. 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, 2004 Opel Signum (265 Nm) has 123 more torque (in Nm) than 2005 Scion xA. (142 Nm). This means 2004 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2005 Scion xA.
Compare all specifications:
| 2004 Opel Signum | 2005 Scion xA | |
| Make | Opel | Scion |
| Model | Signum | xA |
| Year Released | 2004 | 2005 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 1490 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 108 HP |
| Torque | 265 Nm | 142 Nm |
| Engine Bore Size | 86 mm | 75 mm |
| Engine Stroke Size | 86 mm | 85 mm |
| Engine Compression Ratio | 9.5:1 | 10.5:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1560 kg | 1061 kg |
| Vehicle Length | 4640 mm | 3920 mm |
| Vehicle Width | 1800 mm | 1700 mm |
| Vehicle Height | 1470 mm | 1540 mm |
| Wheelbase Size | 2840 mm | 2380 mm |
| Fuel Consumption Overall | 9.4 L/100km | 6.9 L/100km |
| Fuel Tank Capacity | 60 L | 45 L |
