2007 Opel Signum vs. 2005 Renault Megane
To start off, 2007 Opel Signum is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Renault Megane. In addition, the cost of maintenance, including insurance, on 2005 Renault Megane would be higher. At 1,998 cc (4 cylinders), 2005 Renault Megane is equipped with a bigger engine. In terms of performance, 2007 Opel Signum (148 HP @ 4000 RPM) has 14 more horse power than 2005 Renault Megane. (134 HP @ 6000 RPM). In normal driving conditions, 2007 Opel Signum should accelerate faster than 2005 Renault Megane. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Signum weights approximately 148 kg more than 2005 Renault Megane. 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, 2007 Opel Signum (315 Nm @ 2000 RPM) has 134 more torque (in Nm) than 2005 Renault Megane. (181 Nm @ 3750 RPM). This means 2007 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2005 Renault Megane.
Compare all specifications:
| 2007 Opel Signum | 2005 Renault Megane | |
| Make | Opel | Renault |
| Model | Signum | Megane |
| Year Released | 2007 | 2005 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1909 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 148 HP | 134 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 315 Nm | 181 Nm |
| Torque RPM | 2000 RPM | 3750 RPM |
| Engine Bore Size | 82 mm | 82.7 mm |
| Engine Stroke Size | 90.4 mm | 93 mm |
| Engine Compression Ratio | 18.0:1 | 11.5:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1613 kg | 1465 kg |
| Vehicle Length | 4640 mm | 4450 mm |
| Vehicle Width | 1800 mm | 1790 mm |
| Vehicle Height | 1470 mm | 1740 mm |
| Wheelbase Size | 2840 mm | 2630 mm |
| Fuel Tank Capacity | 60 L | 70 L |
