2005 Mazda 6 vs. 2003 Opel Vectra
To start off, 2005 Mazda 6 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 2,261 cc (4 cylinders), 2005 Mazda 6 is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (173 HP @ 5500 RPM) has 8 more horse power than 2005 Mazda 6. (165 HP @ 6500 RPM) In normal driving conditions, 2003 Opel Vectra should accelerate faster than 2005 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 155 kg more than 2005 Mazda 6. 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 (265 Nm @ 2500 RPM) has 60 more torque (in Nm) than 2005 Mazda 6. (205 Nm @ 4000 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2005 Mazda 6.
Compare all specifications:
| 2005 Mazda 6 | 2003 Opel Vectra | |
| Make | Mazda | Opel |
| Model | 6 | Vectra |
| Year Released | 2005 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2261 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 165 HP | 173 HP |
| Engine RPM | 6500 RPM | 5500 RPM |
| Torque | 205 Nm | 265 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 87.5 mm | 86 mm |
| Engine Stroke Size | 94 mm | 86 mm |
| Engine Compression Ratio | 11.0:1 | 9.5:1 |
| Top Speed | 211 km/hour | 222 km/hour |
| Acceleration 0-100mph | 9 seconds | 9.4 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1430 kg | 1585 kg |
| Vehicle Length | 4690 mm | 4830 mm |
| Vehicle Width | 1790 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1510 mm |
| Wheelbase Size | 2680 mm | 2710 mm |
| Fuel Consumption Overall | 8.9 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 64 L | 60 L |
