2004 Opel Astra vs. 2011 Mazda 6
To start off, 2011 Mazda 6 is newer by 7 year(s). Which means there will be less support and parts availability for 2004 Opel Astra. In addition, the cost of maintenance, including insurance, on 2004 Opel Astra would be higher. At 3,700 cc (6 cylinders), 2011 Mazda 6 is equipped with a bigger engine. In terms of performance, 2011 Mazda 6 (272 HP @ 6250 RPM) has 147 more horse power than 2004 Opel Astra. (125 HP @ 5600 RPM) In normal driving conditions, 2011 Mazda 6 should accelerate faster than 2004 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2011 Mazda 6 weights approximately 284 kg more than 2004 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, 2011 Mazda 6 (364 Nm @ 4250 RPM) has 197 more torque (in Nm) than 2004 Opel Astra. (167 Nm @ 3800 RPM). This means 2011 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Astra. 2011 Mazda 6 has automatic transmission and 2004 Opel Astra has manual transmission. 2004 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Mazda 6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Opel Astra | 2011 Mazda 6 | |
| Make | Opel | Mazda |
| Model | Astra | 6 |
| Year Released | 2004 | 2011 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 3700 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 125 HP | 272 HP |
| Engine RPM | 5600 RPM | 6250 RPM |
| Torque | 167 Nm | 364 Nm |
| Torque RPM | 3800 RPM | 4250 RPM |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1325 kg | 1609 kg |
| Vehicle Length | 4520 mm | 4920 mm |
| Vehicle Width | 1800 mm | 1839 mm |
| Vehicle Height | 1510 mm | 1471 mm |
| Wheelbase Size | 2700 mm | 2789 mm |
| Fuel Consumption | 6.4 L/100km | 8.7 L/100km |
| Fuel Consumption City | 10.7 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 52 L | 70 L |
