2006 Jeep Grand Cherokee vs. 2003 Opel Signum
To start off, 2006 Jeep Grand Cherokee is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 5,654 cc (8 cylinders), 2006 Jeep Grand Cherokee is equipped with a bigger engine. In terms of performance, 2006 Jeep Grand Cherokee (330 HP @ 5000 RPM) has 123 more horse power than 2003 Opel Signum. (207 HP @ 6200 RPM). In normal driving conditions, 2006 Jeep Grand Cherokee should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2006 Jeep Grand Cherokee weights approximately 418 kg more than 2003 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Jeep Grand Cherokee is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2006 Jeep Grand Cherokee 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, 2006 Jeep Grand Cherokee (509 Nm @ 4000 RPM) has 209 more torque (in Nm) than 2003 Opel Signum. (300 Nm @ 4000 RPM). This means 2006 Jeep Grand Cherokee will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2006 Jeep Grand Cherokee | 2003 Opel Signum | |
| Make | Jeep | Opel |
| Model | Grand Cherokee | Signum |
| Year Released | 2006 | 2003 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5654 cc | 3173 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 330 HP | 207 HP |
| Engine RPM | 5000 RPM | 6200 RPM |
| Torque | 509 Nm | 300 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Compression Ratio | 18.0:1 | 10.0:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2031 kg | 1613 kg |
| Vehicle Length | 4750 mm | 4640 mm |
| Vehicle Width | 1870 mm | 1800 mm |
| Vehicle Height | 1730 mm | 1470 mm |
| Wheelbase Size | 2790 mm | 2840 mm |
| Fuel Consumption Highway | 12.4 L/100km | 7.8 L/100km |
| Fuel Consumption City | 16.8 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 14.7 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 78 L | 60 L |
