2005 Mazda 6 vs. 2012 Opel Astra
To start off, 2012 Opel Astra is newer by 7 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 2,262 cc (4 cylinders), 2005 Mazda 6 is equipped with a bigger engine. In terms of performance, 2012 Opel Astra (197 HP @ 5400 RPM) has 37 more horse power than 2005 Mazda 6. (160 HP @ 4000 RPM) In normal driving conditions, 2012 Opel Astra should accelerate faster than 2005 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 2012 Opel Astra weights approximately 218 kg more than 2005 Mazda 6. 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, 2012 Opel Astra (262 Nm) has 52 more torque (in Nm) than 2005 Mazda 6. (210 Nm). This means 2012 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2005 Mazda 6.
Compare all specifications:
| 2005 Mazda 6 | 2012 Opel Astra | |
| Make | Mazda | Opel |
| Model | 6 | Astra |
| Year Released | 2005 | 2012 |
| Engine Position | Front | Front |
| Engine Size | 2262 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 160 HP | 197 HP |
| Engine RPM | 4000 RPM | 5400 RPM |
| Torque | 210 Nm | 262 Nm |
| Engine Compression Ratio | 9.7:1 | 8.8:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1407 kg | 1625 kg |
| Vehicle Length | 4750 mm | 4300 mm |
| Vehicle Width | 1790 mm | 1760 mm |
| Vehicle Height | 1450 mm | 1440 mm |
| Wheelbase Size | 2680 mm | 2620 mm |
| Fuel Consumption Overall | 9.1 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 68 L | 52 L |
