2005 Mazda 6 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 6. In addition, the cost of maintenance, including insurance, on 2005 Mazda 6 would be higher. At 1,998 cc (4 cylinders), 2005 Mazda 6 is equipped with a bigger engine. In terms of performance, 2005 Mazda 6 (119 HP @ 3500 RPM) has 20 more horse power than 2007 Opel Astra. (99 HP @ 4400 RPM). In normal driving conditions, 2005 Mazda 6 should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mazda 6 weights approximately 117 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.
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, 2005 Mazda 6 (310 Nm @ 2000 RPM) has 70 more torque (in Nm) than 2007 Opel Astra. (240 Nm @ 2300 RPM). This means 2005 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 2005 Mazda 6 | 2007 Opel Astra | |
| Make | Mazda | Opel |
| Model | 6 | Astra |
| Year Released | 2005 | 2007 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1686 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 119 HP | 99 HP |
| Engine RPM | 3500 RPM | 4400 RPM |
| Torque | 310 Nm | 240 Nm |
| Torque RPM | 2000 RPM | 2300 RPM |
| Engine Bore Size | 86 mm | 79 mm |
| Engine Stroke Size | 86 mm | 86 mm |
| Engine Compression Ratio | 18.0:1 | 18.4:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 196 km/hour | 180 km/hour |
| Acceleration 0-100mph | 11 seconds | 12.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1510 kg | 1393 kg |
| Vehicle Length | 4690 mm | 4520 mm |
| Vehicle Width | 1790 mm | 1760 mm |
| Vehicle Height | 1440 mm | 1510 mm |
| Wheelbase Size | 2680 mm | 2710 mm |
| Fuel Consumption Overall | 6.7 L/100km | 5 L/100km |
| Fuel Tank Capacity | 64 L | 52 L |
