2008 Chevrolet TrailBlazer vs. 2003 Opel Astra
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 Astra. In addition, the cost of maintenance, including insurance, on 2003 Opel Astra would be higher. At 4,156 cc (6 cylinders), 2008 Chevrolet TrailBlazer is equipped with a bigger engine. In terms of performance, 2008 Chevrolet TrailBlazer (269 HP @ 5750 RPM) has 95 more horse power than 2003 Opel Astra. (174 HP @ 5200 RPM). In normal driving conditions, 2008 Chevrolet TrailBlazer should accelerate faster than 2003 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2008 Chevrolet TrailBlazer weights approximately 743 kg more than 2003 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Chevrolet TrailBlazer is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Astra. 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 (373 Nm @ 3500 RPM) has 122 more torque (in Nm) than 2003 Opel Astra. (251 Nm @ 1950 RPM). This means 2008 Chevrolet TrailBlazer will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Astra. 2008 Chevrolet TrailBlazer has automatic transmission and 2003 Opel Astra has manual transmission. 2003 Opel Astra 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 Astra | |
| Make | Chevrolet | Opel |
| Model | TrailBlazer | Astra |
| Year Released | 2008 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 4156 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 269 HP | 174 HP |
| Engine RPM | 5750 RPM | 5200 RPM |
| Torque | 373 Nm | 251 Nm |
| Torque RPM | 3500 RPM | 1950 RPM |
| Engine Bore Size | 93 mm | 86 mm |
| Engine Stroke Size | 102 mm | 86 mm |
| Top Speed | 192 km/hour | 217 km/hour |
| Acceleration 0-100mph | 9 seconds | 8.9 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2153 kg | 1410 kg |
| Vehicle Length | 4900 mm | 4260 mm |
| Vehicle Width | 1910 mm | 1760 mm |
| Vehicle Height | 1830 mm | 1470 mm |
| Wheelbase Size | 2880 mm | 2740 mm |
| Fuel Consumption Overall | 13 L/100km | 9.1 L/100km |
| Fuel Tank Capacity | 71 L | 52 L |
