2004 Renault Megane vs. 2006 Opel Signum
To start off, 2006 Opel Signum is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Renault Megane. In addition, the cost of maintenance, including insurance, on 2004 Renault Megane would be higher. At 2,958 cc (6 cylinders), 2006 Opel Signum is equipped with a bigger engine. In terms of performance, 2006 Opel Signum (175 HP @ 4000 RPM) has 62 more horse power than 2004 Renault Megane. (113 HP @ 5500 RPM) In normal driving conditions, 2006 Opel Signum should accelerate faster than 2004 Renault Megane. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Signum weights approximately 350 kg more than 2004 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, 2006 Opel Signum (370 Nm @ 1900 RPM) has 218 more torque (in Nm) than 2004 Renault Megane. (152 Nm @ 4200 RPM). This means 2006 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2004 Renault Megane.
Compare all specifications:
| 2004 Renault Megane | 2006 Opel Signum | |
| Make | Renault | Opel |
| Model | Megane | Signum |
| Year Released | 2004 | 2006 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1596 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 113 HP | 175 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 152 Nm | 370 Nm |
| Torque RPM | 4200 RPM | 1900 RPM |
| Engine Bore Size | 79.5 mm | 87.5 mm |
| Engine Stroke Size | 80.5 mm | 82 mm |
| Engine Compression Ratio | 10.0:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1320 kg | 1670 kg |
| Vehicle Length | 4360 mm | 4640 mm |
| Vehicle Width | 1830 mm | 1800 mm |
| Vehicle Height | 1410 mm | 1470 mm |
| Wheelbase Size | 2530 mm | 2840 mm |
