2005 Opel Signum vs. 2012 Scion iQ
To start off, 2012 Scion iQ is newer by 7 year(s). Which means there will be less support and parts availability for 2005 Opel Signum. In addition, the cost of maintenance, including insurance, on 2005 Opel Signum would be higher. At 1,908 cc (4 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (173 HP @ 5500 RPM) has 79 more horse power than 2012 Scion iQ. (94 HP @ 6000 RPM). In normal driving conditions, 2005 Opel Signum should accelerate faster than 2012 Scion iQ. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 595 kg more than 2012 Scion iQ. 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, 2005 Opel Signum (265 Nm @ 2500 RPM) has 144 more torque (in Nm) than 2012 Scion iQ. (121 Nm @ 4400 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2012 Scion iQ.
Compare all specifications:
| 2005 Opel Signum | 2012 Scion iQ | |
| Make | Opel | Scion |
| Model | Signum | iQ |
| Year Released | 2005 | 2012 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1908 cc | 1329 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 94 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 265 Nm | 121 Nm |
| Torque RPM | 2500 RPM | 4400 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | CVT |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1560 kg | 965 kg |
| Vehicle Length | 4640 mm | 3051 mm |
| Vehicle Width | 1800 mm | 1680 mm |
| Vehicle Height | 1470 mm | 1500 mm |
| Wheelbase Size | 2620 mm | 2000 mm |
| Fuel Tank Capacity | 60 L | 32 L |
