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 2,968 cc (6 cylinders), 2007 Mazda 6 is equipped with a bigger engine. In terms of performance, 2007 Mazda 6 (212 HP @ 6000 RPM) has 67 more horse power than 2005 Holden Astra. (145 HP @ 5800 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. 2005 Holden Astra weights approximately 270 kg more than 2007 Mazda 6.
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 (267 Nm @ 5000 RPM) has 64 more torque (in Nm) than 2005 Holden Astra. (203 Nm @ 4000 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 | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2197 cc | 2968 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 145 HP | 212 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 203 Nm | 267 Nm |
| Torque RPM | 4000 RPM | 5000 RPM |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1390 kg | 1120 kg |
| Vehicle Length | 4280 mm | 4750 mm |
| Vehicle Width | 1720 mm | 1790 mm |
| Vehicle Height | 1400 mm | 1450 mm |
| Wheelbase Size | 2620 mm | 2680 mm |
