2009 Chevrolet TrailBlazer vs. 2003 Opel Signum
To start off, 2009 Chevrolet TrailBlazer is newer by 6 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 4,155 cc (6 cylinders), 2009 Chevrolet TrailBlazer is equipped with a bigger engine. In terms of performance, 2009 Chevrolet TrailBlazer (269 HP @ 5750 RPM) has 154 more horse power than 2003 Opel Signum. (115 HP @ 3000 RPM). In normal driving conditions, 2009 Chevrolet TrailBlazer should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2009 Chevrolet TrailBlazer weights approximately 618 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 2009 Chevrolet TrailBlazer 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, 2009 Chevrolet TrailBlazer 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, 2009 Chevrolet TrailBlazer (373 Nm @ 3500 RPM) has 93 more torque (in Nm) than 2003 Opel Signum. (280 Nm @ 1500 RPM). This means 2009 Chevrolet TrailBlazer will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2009 Chevrolet TrailBlazer | 2003 Opel Signum | |
| Make | Chevrolet | Opel |
| Model | TrailBlazer | Signum |
| Year Released | 2009 | 2003 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4155 cc | 2172 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 269 HP | 115 HP |
| Engine RPM | 5750 RPM | 3000 RPM |
| Torque | 373 Nm | 280 Nm |
| Torque RPM | 3500 RPM | 1500 RPM |
| Engine Bore Size | 93 mm | 84.1 mm |
| Engine Stroke Size | 102 mm | 98 mm |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2153 kg | 1535 kg |
| Vehicle Length | 4900 mm | 4640 mm |
| Vehicle Width | 1910 mm | 1800 mm |
| Vehicle Height | 1830 mm | 1470 mm |
| Wheelbase Size | 2880 mm | 2840 mm |
