2005 Toyota Sienna vs. 2006 Opel Signum
To start off, 2006 Opel Signum is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Toyota Sienna. In addition, the cost of maintenance, including insurance, on 2005 Toyota Sienna would be higher. At 3,298 cc (6 cylinders), 2005 Toyota Sienna is equipped with a bigger engine. In terms of performance, 2005 Toyota Sienna (230 HP @ 3400 RPM) has 77 more horse power than 2006 Opel Signum. (153 HP @ 5600 RPM). In normal driving conditions, 2005 Toyota Sienna should accelerate faster than 2006 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Toyota Sienna weights approximately 445 kg more than 2006 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Toyota Sienna is four wheel drive (4WD), it will have significant more traction and grip than 2006 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2005 Toyota Sienna will offer significantly more control. 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 Toyota Sienna (328 Nm) has 108 more torque (in Nm) than 2006 Opel Signum. (220 Nm). This means 2005 Toyota Sienna will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Signum.
Compare all specifications:
| 2005 Toyota Sienna | 2006 Opel Signum | |
| Make | Toyota | Opel |
| Model | Sienna | Signum |
| Year Released | 2005 | 2006 |
| Body Type | Minivan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3298 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 230 HP | 153 HP |
| Engine RPM | 3400 RPM | 5600 RPM |
| Torque | 328 Nm | 220 Nm |
| Engine Bore Size | 92 mm | 86 mm |
| Engine Stroke Size | 83 mm | 94.6 mm |
| Engine Compression Ratio | 10.8:1 | 12.0:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1980 kg | 1535 kg |
| Vehicle Length | 5090 mm | 4640 mm |
| Vehicle Width | 1970 mm | 1800 mm |
| Vehicle Height | 1760 mm | 1470 mm |
| Wheelbase Size | 3040 mm | 2840 mm |
| Fuel Consumption Highway | 10 L/100km | 7.4 L/100km |
| Fuel Consumption City | 13.2 L/100km | 12.6 L/100km |
| Fuel Consumption Overall | 11.9 L/100km | 8.3 L/100km |
| Fuel Tank Capacity | 76 L | 60 L |
