2004 Opel Signum vs. 2001 Toyota Sienna
To start off, 2004 Opel Signum is newer by 3 year(s). Which means there will be less support and parts availability for 2001 Toyota Sienna. In addition, the cost of maintenance, including insurance, on 2001 Toyota Sienna would be higher. At 2,982 cc (6 cylinders), 2001 Toyota Sienna is equipped with a bigger engine. In terms of performance, 2001 Toyota Sienna (202 HP @ 5200 RPM) has 29 more horse power than 2004 Opel Signum. (173 HP @ 5500 RPM) In normal driving conditions, 2001 Toyota Sienna should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2001 Toyota Sienna weights approximately 145 kg more than 2004 Opel Signum. 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, 2001 Toyota Sienna (280 Nm @ 4300 RPM) has 15 more torque (in Nm) than 2004 Opel Signum. (265 Nm @ 2500 RPM). This means 2001 Toyota Sienna will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum. 2001 Toyota Sienna has automatic transmission and 2004 Opel Signum has manual transmission. 2004 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2001 Toyota Sienna will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Opel Signum | 2001 Toyota Sienna | |
| Make | Opel | Toyota |
| Model | Signum | Sienna |
| Year Released | 2004 | 2001 |
| Body Type | Hatchback | Minivan |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 2982 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 202 HP |
| Engine RPM | 5500 RPM | 5200 RPM |
| Torque | 265 Nm | 280 Nm |
| Torque RPM | 2500 RPM | 4300 RPM |
| Engine Bore Size | 86 mm | 87.5 mm |
| Engine Stroke Size | 86 mm | 83 mm |
| Engine Compression Ratio | 9.5:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1560 kg | 1705 kg |
| Vehicle Length | 4640 mm | 4920 mm |
| Vehicle Width | 1800 mm | 1870 mm |
| Vehicle Height | 1470 mm | 1720 mm |
| Wheelbase Size | 2840 mm | 2910 mm |
