1991 Chevrolet Blazer vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Chevrolet Blazer. In addition, the cost of maintenance, including insurance, on 1991 Chevrolet Blazer would be higher. At 4,300 cc (6 cylinders), 1991 Chevrolet Blazer is equipped with a bigger engine. In terms of performance, 1991 Chevrolet Blazer (158 HP @ 4000 RPM) has 59 more horse power than 2007 Opel Astra. (99 HP @ 4400 RPM). In normal driving conditions, 1991 Chevrolet Blazer should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1991 Chevrolet Blazer weights approximately 165 kg more than 2007 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Chevrolet Blazer is four wheel drive (4WD), it will have significant more traction and grip than 2007 Opel Astra. In wet, icy, snow, or gravel driving conditions, 1991 Chevrolet Blazer 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, 1991 Chevrolet Blazer (312 Nm @ 2800 RPM) has 72 more torque (in Nm) than 2007 Opel Astra. (240 Nm @ 2300 RPM). This means 1991 Chevrolet Blazer will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 1991 Chevrolet Blazer | 2007 Opel Astra | |
| Make | Chevrolet | Opel |
| Model | Blazer | Astra |
| Year Released | 1991 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 4300 cc | 1685 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 158 HP | 99 HP |
| Engine RPM | 4000 RPM | 4400 RPM |
| Torque | 312 Nm | 240 Nm |
| Torque RPM | 2800 RPM | 2300 RPM |
| Engine Bore Size | 101.6 mm | 79 mm |
| Engine Stroke Size | 88.4 mm | 86 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1530 kg | 1365 kg |
| Vehicle Length | 4500 mm | 4260 mm |
| Vehicle Width | 1670 mm | 1760 mm |
| Vehicle Height | 1630 mm | 1470 mm |
| Wheelbase Size | 2720 mm | 2620 mm |
