2005 Holden Astra vs. 2007 Mazda 6
To start off, 2007 Mazda 6 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Holden Astra. In addition, the cost of maintenance, including insurance, on 2005 Holden Astra would be higher. At 1,998 cc (4 cylinders), 2007 Mazda 6 is equipped with a bigger engine. In terms of performance, 2007 Mazda 6 (134 HP @ 3500 RPM) has 14 more horse power than 2005 Holden Astra. (120 HP @ 5600 RPM) In normal driving conditions, 2007 Mazda 6 should accelerate faster than 2005 Holden Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mazda 6 weights approximately 390 kg more than 2005 Holden 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, 2007 Mazda 6 (310 Nm @ 2000 RPM) has 145 more torque (in Nm) than 2005 Holden Astra. (165 Nm @ 3600 RPM). This means 2007 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Holden Astra.
Compare all specifications:
| 2005 Holden Astra | 2007 Mazda 6 | |
| Make | Holden | Mazda |
| Model | Astra | 6 |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1794 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 120 HP | 134 HP |
| Engine RPM | 5600 RPM | 3500 RPM |
| Torque | 165 Nm | 310 Nm |
| Torque RPM | 3600 RPM | 2000 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1150 kg | 1540 kg |
| Vehicle Length | 4260 mm | 4710 mm |
| Vehicle Width | 1720 mm | 1790 mm |
| Vehicle Height | 1430 mm | 1490 mm |
| Wheelbase Size | 2610 mm | 2680 mm |
