2005 Mazda AZ vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Mazda AZ. In addition, the cost of maintenance, including insurance, on 2005 Mazda AZ would be higher. At 1,998 cc (4 cylinders), 2007 Opel Astra is equipped with a bigger engine. In terms of performance, 2007 Opel Astra (197 HP @ 5600 RPM) has 134 more horse power than 2005 Mazda AZ. (63 HP @ 6250 RPM) In normal driving conditions, 2007 Opel Astra should accelerate faster than 2005 Mazda AZ. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 625 kg more than 2005 Mazda AZ. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Mazda AZ 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, 2005 Mazda AZ 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, 2007 Opel Astra (262 Nm @ 4200 RPM) has 156 more torque (in Nm) than 2005 Mazda AZ. (106 Nm @ 3500 RPM). This means 2007 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2005 Mazda AZ.
Compare all specifications:
| 2005 Mazda AZ | 2007 Opel Astra | |
| Make | Mazda | Opel |
| Model | AZ | Astra |
| Year Released | 2005 | 2007 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 656 cc | 1998 cc |
| Engine Cylinders | 3 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 63 HP | 197 HP |
| Engine RPM | 6250 RPM | 5600 RPM |
| Torque | 106 Nm | 262 Nm |
| Torque RPM | 3500 RPM | 4200 RPM |
| Engine Bore Size | 68 mm | 86 mm |
| Engine Stroke Size | 60.4 mm | 86 mm |
| Engine Compression Ratio | 8.4:1 | 8.8:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 760 kg | 1385 kg |
| Vehicle Length | 3400 mm | 4260 mm |
| Vehicle Width | 1480 mm | 1760 mm |
| Vehicle Height | 1700 mm | 1470 mm |
| Wheelbase Size | 2260 mm | 2620 mm |
