2007 Mazda CX-7 vs. 2003 Opel Astra
To start off, 2007 Mazda CX-7 is newer by 4 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 2,299 cc (4 cylinders), 2007 Mazda CX-7 is equipped with a bigger engine. In terms of performance, 2007 Mazda CX-7 (244 HP @ 5000 RPM) has 99 more horse power than 2003 Opel Astra. (145 HP @ 5800 RPM). In normal driving conditions, 2007 Mazda CX-7 should accelerate faster than 2003 Opel Astra.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 Mazda CX-7 (351 Nm @ 2500 RPM) has 148 more torque (in Nm) than 2003 Opel Astra. (203 Nm @ 4000 RPM). This means 2007 Mazda CX-7 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Astra.
Compare all specifications:
| 2007 Mazda CX-7 | 2003 Opel Astra | |
| Make | Mazda | Opel |
| Model | CX-7 | Astra |
| Year Released | 2007 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2299 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 244 HP | 145 HP |
| Engine RPM | 5000 RPM | 5800 RPM |
| Torque | 351 Nm | 203 Nm |
| Torque RPM | 2500 RPM | 4000 RPM |
| Engine Bore Size | 87.4 mm | 86 mm |
| Engine Stroke Size | 94 mm | 94.6 mm |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Length | 4680 mm | 4120 mm |
| Vehicle Width | 1880 mm | 1720 mm |
| Vehicle Height | 1650 mm | 1430 mm |
| Wheelbase Size | 2760 mm | 2500 mm |
| Fuel Tank Capacity | 55 L | 52 L |
