2005 Opel Signum vs. 2007 Toyota Prius
To start off, 2007 Toyota Prius is newer by 2 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 2,958 cc (6 cylinders), 2005 Opel Signum is equipped with a bigger engine. In terms of performance, 2005 Opel Signum (175 HP @ 4000 RPM) has 65 more horse power than 2007 Toyota Prius. (110 HP @ 5000 RPM). In normal driving conditions, 2005 Opel Signum should accelerate faster than 2007 Toyota Prius. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 370 kg more than 2007 Toyota Prius. 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 (370 Nm @ 1900 RPM) has 259 more torque (in Nm) than 2007 Toyota Prius. (111 Nm @ 4200 RPM). This means 2005 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2007 Toyota Prius. 2007 Toyota Prius has automatic transmission and 2005 Opel Signum has manual transmission. 2005 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Toyota Prius will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Opel Signum | 2007 Toyota Prius | |
| Make | Opel | Toyota |
| Model | Signum | Prius |
| Year Released | 2005 | 2007 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2958 cc | 1496 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 110 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 370 Nm | 111 Nm |
| Torque RPM | 1900 RPM | 4200 RPM |
| Fuel Type | Diesel | Gasoline / Electric Hybrid |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1670 kg | 1300 kg |
| Vehicle Length | 4640 mm | 4450 mm |
| Vehicle Width | 1800 mm | 1730 mm |
| Vehicle Height | 1470 mm | 1500 mm |
| Wheelbase Size | 2620 mm | 2710 mm |
| Fuel Consumption Overall | 7.6 L/100km | 4.3 L/100km |
| Fuel Tank Capacity | 60 L | 45 L |
