2002 Renault Megane vs. 2003 Opel Vectra
To start off, 2003 Opel Vectra is newer by 1 year(s). Which means there will be less support and parts availability for 2002 Renault Megane. In addition, the cost of maintenance, including insurance, on 2002 Renault Megane would be higher. At 2,957 cc (6 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (173 HP @ 4000 RPM) has 69 more horse power than 2002 Renault Megane. (104 HP @ 5500 RPM) In normal driving conditions, 2003 Opel Vectra should accelerate faster than 2002 Renault Megane. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 260 kg more than 2002 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, 2003 Opel Vectra (370 Nm @ 1900 RPM) has 222 more torque (in Nm) than 2002 Renault Megane. (148 Nm @ 3750 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2002 Renault Megane.
Compare all specifications:
| 2002 Renault Megane | 2003 Opel Vectra | |
| Make | Renault | Opel |
| Model | Megane | Vectra |
| Year Released | 2002 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 2957 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 104 HP | 173 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 148 Nm | 370 Nm |
| Torque RPM | 3750 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 |
| Top Speed | 185 km/hour | 226 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1345 kg | 1605 kg |
| Vehicle Length | 4440 mm | 4600 mm |
| Vehicle Width | 1700 mm | 1770 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2530 mm | 2740 mm |
| Fuel Consumption Overall | 7.5 L/100km | 7 L/100km |
| Fuel Tank Capacity | 60 L | 60 L |
