2009 Chevrolet TrailBlazer vs. 2007 Opel Signum
To start off, 2009 Chevrolet TrailBlazer is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Opel Signum. In addition, the cost of maintenance, including insurance, on 2007 Opel Signum would be higher. At 5,999 cc (8 cylinders), 2009 Chevrolet TrailBlazer is equipped with a bigger engine. In terms of performance, 2009 Chevrolet TrailBlazer (390 HP @ 6000 RPM) has 215 more horse power than 2007 Opel Signum. (175 HP @ 4000 RPM). In normal driving conditions, 2009 Chevrolet TrailBlazer should accelerate faster than 2007 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Signum weights approximately 409 kg more than 2009 Chevrolet TrailBlazer.
Because 2009 Chevrolet TrailBlazer 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 2009 Chevrolet TrailBlazer. However, in wet, icy, snow, or gravel driving conditions, 2007 Opel Signum, 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, 2009 Chevrolet TrailBlazer (542 Nm @ 4000 RPM) has 172 more torque (in Nm) than 2007 Opel Signum. (370 Nm @ 1900 RPM). This means 2009 Chevrolet TrailBlazer will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Signum.
Compare all specifications:
| 2009 Chevrolet TrailBlazer | 2007 Opel Signum | |
| Make | Chevrolet | Opel |
| Model | TrailBlazer | Signum |
| Year Released | 2009 | 2007 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5999 cc | 2958 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 390 HP | 175 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 542 Nm | 370 Nm |
| Torque RPM | 4000 RPM | 1900 RPM |
| Engine Compression Ratio | 10.0:1 | 18.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1261 kg | 1670 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 Overall | 16.8 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 83 L | 60 L |
