2008 Chevrolet TrailBlazer vs. 2003 Opel Signum
To start off, 2008 Chevrolet TrailBlazer is newer by 5 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 5,999 cc (8 cylinders), 2008 Chevrolet TrailBlazer is equipped with a bigger engine. In terms of performance, 2008 Chevrolet TrailBlazer (390 HP @ 6000 RPM) has 270 more horse power than 2003 Opel Signum. (120 HP @ 6000 RPM). In normal driving conditions, 2008 Chevrolet TrailBlazer should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 274 kg more than 2008 Chevrolet TrailBlazer.
Because 2008 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, 2008 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, 2008 Chevrolet TrailBlazer (536 Nm @ 4000 RPM) has 370 more torque (in Nm) than 2003 Opel Signum. (166 Nm @ 3800 RPM). This means 2008 Chevrolet TrailBlazer will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum. 2008 Chevrolet TrailBlazer has automatic transmission and 2003 Opel Signum has manual transmission. 2003 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Chevrolet TrailBlazer will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Chevrolet TrailBlazer | 2003 Opel Signum | |
| Make | Chevrolet | Opel |
| Model | TrailBlazer | Signum |
| Year Released | 2008 | 2003 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5999 cc | 1796 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 390 HP | 120 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 536 Nm | 166 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1261 kg | 1535 kg |
| Vehicle Length | 4880 mm | 4640 mm |
| Vehicle Width | 1900 mm | 1800 mm |
| Vehicle Height | 1730 mm | 1470 mm |
| Wheelbase Size | 2880 mm | 2840 mm |
| Fuel Consumption Highway | 14 L/100km | 6.3 L/100km |
| Fuel Consumption City | 17 L/100km | 11.3 L/100km |
| Fuel Consumption Overall | 15.8 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 83 L | 60 L |
