2003 Mazda 3 vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Mazda 3. In addition, the cost of maintenance, including insurance, on 2003 Mazda 3 would be higher. At 2,197 cc (4 cylinders), 2007 Opel Vectra is equipped with a bigger engine. In terms of performance, 2007 Opel Vectra (153 HP @ 5600 RPM) has 53 more horse power than 2003 Mazda 3. (100 HP @ 6000 RPM) In normal driving conditions, 2007 Opel Vectra should accelerate faster than 2003 Mazda 3. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vectra weights approximately 290 kg more than 2003 Mazda 3. 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 Vectra (220 Nm @ 3800 RPM) has 75 more torque (in Nm) than 2003 Mazda 3. (145 Nm @ 4000 RPM). This means 2007 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda 3.
Compare all specifications:
| 2003 Mazda 3 | 2007 Opel Vectra | |
| Make | Mazda | Opel |
| Model | 3 | Vectra |
| Year Released | 2003 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1600 cc | 2197 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 100 HP | 153 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 145 Nm | 220 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Engine Bore Size | 78 mm | 86 mm |
| Engine Stroke Size | 83.6 mm | 94.6 mm |
| Engine Compression Ratio | 10.0:1 | 12.0:1 |
| Top Speed | 182 km/hour | 212 km/hour |
| Acceleration 0-100mph | 11 seconds | 10.1 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1260 kg | 1550 kg |
| Vehicle Length | 4430 mm | 4830 mm |
| Vehicle Width | 1760 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1510 mm |
| Wheelbase Size | 2650 mm | 2840 mm |
| Fuel Consumption Overall | 7.2 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 55 L | 60 L |
