2004 Chevrolet Blazer vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Chevrolet Blazer. In addition, the cost of maintenance, including insurance, on 2004 Chevrolet Blazer would be higher. At 4,294 cc (6 cylinders), 2004 Chevrolet Blazer is equipped with a bigger engine. In terms of performance, 2007 Opel Astra (197 HP @ 5400 RPM) has 7 more horse power than 2004 Chevrolet Blazer. (190 HP @ 6000 RPM) In normal driving conditions, 2007 Opel Astra should accelerate faster than 2004 Chevrolet Blazer. With that said, vehicle weight also plays an important factor in acceleration. 2004 Chevrolet Blazer weights approximately 253 kg more than 2007 Opel Astra.
Let's talk about torque, 2004 Chevrolet Blazer (339 Nm) has 77 more torque (in Nm) than 2007 Opel Astra. (262 Nm). This means 2004 Chevrolet Blazer will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 2004 Chevrolet Blazer | 2007 Opel Astra | |
| Make | Chevrolet | Opel |
| Model | Blazer | Astra |
| Year Released | 2004 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 4294 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 190 HP | 197 HP |
| Engine RPM | 6000 RPM | 5400 RPM |
| Torque | 339 Nm | 262 Nm |
| Engine Compression Ratio | 9.2:1 | 8.8:1 |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1638 kg | 1385 kg |
| Vehicle Length | 4680 mm | 4260 mm |
| Vehicle Width | 1730 mm | 1760 mm |
| Vehicle Height | 1670 mm | 1470 mm |
| Wheelbase Size | 2490 mm | 2620 mm |
| Fuel Consumption Overall | 13.1 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 71 L | 52 L |
