2003 Opel Signum vs. 2005 Toyota Solara
To start off, 2005 Toyota Solara is newer by 2 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 2,359 cc (4 cylinders), 2005 Toyota Solara is equipped with a bigger engine. In terms of performance, 2005 Toyota Solara (161 HP @ 5200 RPM) has 17 more horse power than 2003 Opel Signum. (144 HP @ 6000 RPM) In normal driving conditions, 2005 Toyota Solara should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 291 kg more than 2005 Toyota Solara.
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 (240 Nm @ 3800 RPM) has 16 more torque (in Nm) than 2005 Toyota Solara. (224 Nm @ 4000 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2005 Toyota Solara.
Compare all specifications:
| 2003 Opel Signum | 2005 Toyota Solara | |
| Make | Opel | Toyota |
| Model | Signum | Solara |
| Year Released | 2003 | 2005 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2198 cc | 2359 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 144 HP | 161 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 240 Nm | 224 Nm |
| Torque RPM | 3800 RPM | 4000 RPM |
| Engine Bore Size | 86 mm | 88.5 mm |
| Engine Stroke Size | 94.6 mm | 96 mm |
| Engine Compression Ratio | 12.0:1 | 9.6:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1686 kg | 1395 kg |
| Vehicle Length | 4640 mm | 4700 mm |
| Vehicle Width | 1800 mm | 1810 mm |
| Vehicle Height | 1470 mm | 1410 mm |
| Wheelbase Size | 2640 mm | 2720 mm |
| Fuel Tank Capacity | 58 L | 60 L |
