2003 Mazda 3 vs. 2004 Opel Vectra
To start off, 2004 Opel Vectra is newer by 1 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 1,999 cc (4 cylinders), 2003 Mazda 3 is equipped with a bigger engine. In terms of performance, 2003 Mazda 3 (160 HP @ 6000 RPM) has 40 more horse power than 2004 Opel Vectra. (120 HP @ 6000 RPM). In normal driving conditions, 2003 Mazda 3 should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Vectra weights approximately 250 kg more than 2003 Mazda 3.
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 Mazda 3 (195 Nm @ 4500 RPM) has 28 more torque (in Nm) than 2004 Opel Vectra. (167 Nm @ 3800 RPM). This means 2003 Mazda 3 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Vectra.
Compare all specifications:
| 2003 Mazda 3 | 2004 Opel Vectra | |
| Make | Mazda | Opel |
| Model | 3 | Vectra |
| Year Released | 2003 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1999 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 160 HP | 120 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 195 Nm | 167 Nm |
| Torque RPM | 4500 RPM | 3800 RPM |
| Engine Bore Size | 87.5 mm | 80.5 mm |
| Engine Stroke Size | 83.1 mm | 88.2 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 200 km/hour | 199 km/hour |
| Acceleration 0-100mph | 9 seconds | 12.1 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1240 kg | 1490 kg |
| Vehicle Length | 4430 mm | 4830 mm |
| Vehicle Width | 1760 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1510 mm |
| Wheelbase Size | 2850 mm | 2710 mm |
| Fuel Consumption Overall | 8.4 L/100km | 7.9 L/100km |
| Fuel Tank Capacity | 55 L | 60 L |
