2009 Infiniti EX vs. 2003 Opel Vectra
To start off, 2009 Infiniti EX is newer by 6 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 3,498 cc (6 cylinders), 2009 Infiniti EX is equipped with a bigger engine. In terms of performance, 2009 Infiniti EX (293 HP @ 6800 RPM) has 119 more horse power than 2003 Opel Vectra. (174 HP @ 4000 RPM). In normal driving conditions, 2009 Infiniti EX should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 45 kg more than 2009 Infiniti EX.
Because 2009 Infiniti EX is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2009 Infiniti EX will offer significantly more control. 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 27 more torque (in Nm) than 2009 Infiniti EX. (343 Nm @ 4800 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2009 Infiniti EX.
Compare all specifications:
| 2009 Infiniti EX | 2003 Opel Vectra | |
| Make | Infiniti | Opel |
| Model | EX | Vectra |
| Year Released | 2009 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 2958 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 293 HP | 174 HP |
| Engine RPM | 6800 RPM | 4000 RPM |
| Torque | 343 Nm | 370 Nm |
| Torque RPM | 4800 RPM | 1900 RPM |
| Engine Compression Ratio | 10.3:1 | 18.5:1 |
| Top Speed | 220 km/hour | 220 km/hour |
| Acceleration 0-100mph | 7.2 seconds | 10.1 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1719 kg | 1764 kg |
| Vehicle Length | 4640 mm | 4830 mm |
| Vehicle Width | 1810 mm | 1800 mm |
| Vehicle Height | 1600 mm | 1510 mm |
| Wheelbase Size | 2810 mm | 2840 mm |
| Fuel Consumption Overall | 11.5 L/100km | 7.7 L/100km |
| Fuel Tank Capacity | 82 L | 60 L |
