2003 Jeep Grand Cherokee 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 Jeep Grand Cherokee. In addition, the cost of maintenance, including insurance, on 2003 Jeep Grand Cherokee would be higher. At 3,960 cc (6 cylinders), 2003 Jeep Grand Cherokee is equipped with a bigger engine. In terms of performance, 2003 Jeep Grand Cherokee (195 HP @ 4600 RPM) has 42 more horse power than 2007 Opel Vectra. (153 HP @ 5600 RPM). In normal driving conditions, 2003 Jeep Grand Cherokee should accelerate faster than 2007 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Jeep Grand Cherokee weights approximately 261 kg more than 2007 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Jeep Grand Cherokee is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2003 Jeep Grand Cherokee. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Vectra, being front wheel drive (FWD), will offer much better control with better grip. 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 Jeep Grand Cherokee (312 Nm @ 3000 RPM) has 92 more torque (in Nm) than 2007 Opel Vectra. (220 Nm @ 3800 RPM). This means 2003 Jeep Grand Cherokee will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Vectra.
Compare all specifications:
| 2003 Jeep Grand Cherokee | 2007 Opel Vectra | |
| Make | Jeep | Opel |
| Model | Grand Cherokee | Vectra |
| Year Released | 2003 | 2007 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3960 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 195 HP | 153 HP |
| Engine RPM | 4600 RPM | 5600 RPM |
| Torque | 312 Nm | 220 Nm |
| Torque RPM | 3000 RPM | 3800 RPM |
| Engine Bore Size | 98.3 mm | 86 mm |
| Engine Stroke Size | 86.6 mm | 94.6 mm |
| Engine Compression Ratio | 8.7:1 | 12.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1716 kg | 1455 kg |
| Vehicle Length | 4620 mm | 4600 mm |
| Vehicle Width | 1840 mm | 1800 mm |
| Vehicle Height | 1770 mm | 1470 mm |
| Wheelbase Size | 2700 mm | 2710 mm |
