2003 Renault Megane vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Renault Megane. In addition, the cost of maintenance, including insurance, on 2003 Renault Megane would be higher. At 2,958 cc (6 cylinders), 2005 Opel Vectra is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (175 HP @ 4000 RPM) has 94 more horse power than 2003 Renault Megane. (81 HP @ 4000 RPM) In normal driving conditions, 2005 Opel Vectra should accelerate faster than 2003 Renault Megane.
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 Vectra (370 Nm @ 1900 RPM) has 185 more torque (in Nm) than 2003 Renault Megane. (185 Nm @ 2000 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2003 Renault Megane.
Compare all specifications:
| 2003 Renault Megane | 2005 Opel Vectra | |
| Make | Renault | Opel |
| Model | Megane | Vectra |
| Year Released | 2003 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1461 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 81 HP | 175 HP |
| Engine RPM | 4000 RPM | 4000 RPM |
| Torque | 185 Nm | 370 Nm |
| Torque RPM | 2000 RPM | 1900 RPM |
| Engine Bore Size | 76.1 mm | 87.6 mm |
| Engine Stroke Size | 80.5 mm | 82 mm |
| Engine Compression Ratio | 17.9:1 | 18.5:1 |
| Fuel Type | Diesel | Diesel |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4510 mm | 4600 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2690 mm | 2620 mm |
| Fuel Tank Capacity | 60 L | 61 L |
