2003 Opel Vectra vs. 2005 Opel Zafira
To start off, 2005 Opel Zafira 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 1,995 cc (4 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (173 HP @ 5500 RPM) has 50 more horse power than 2005 Opel Zafira. (123 HP @ 5600 RPM). In normal driving conditions, 2003 Opel Vectra should accelerate faster than 2005 Opel Zafira. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 187 kg more than 2005 Opel Zafira. 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 92 more torque (in Nm) than 2005 Opel Zafira. (173 Nm @ 3800 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Zafira.
Compare all specifications:
| 2003 Opel Vectra | 2005 Opel Zafira | |
| Make | Opel | Opel |
| Model | Vectra | Zafira |
| Year Released | 2003 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 173 HP | 123 HP |
| Engine RPM | 5500 RPM | 5600 RPM |
| Torque | 265 Nm | 173 Nm |
| Torque RPM | 2500 RPM | 3800 RPM |
| Engine Bore Size | 86 mm | 80.5 mm |
| Engine Stroke Size | 86 mm | 88.2 mm |
| Engine Compression Ratio | 9.5:1 | 10.5:1 |
| Top Speed | 222 km/hour | 188 km/hour |
| Acceleration 0-100mph | 9.4 seconds | 11.5 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1585 kg | 1398 kg |
| Vehicle Length | 4830 mm | 4320 mm |
| Vehicle Width | 1800 mm | 1750 mm |
| Vehicle Height | 1510 mm | 1640 mm |
| Wheelbase Size | 2710 mm | 2620 mm |
| Fuel Consumption Overall | 9.2 L/100km | 8.6 L/100km |
| Fuel Tank Capacity | 60 L | 58 L |
