2007 Mazda 6 vs. 2006 Opel Astra
To start off, 2007 Mazda 6 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Opel Astra. In addition, the cost of maintenance, including insurance, on 2006 Opel 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 (120 HP @ 3500 RPM) has 16 more horse power than 2006 Opel Astra. (104 HP @ 6000 RPM). In normal driving conditions, 2007 Mazda 6 should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mazda 6 weights approximately 220 kg more than 2006 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, 2007 Mazda 6 (310 Nm @ 2000 RPM) has 160 more torque (in Nm) than 2006 Opel Astra. (150 Nm @ 3900 RPM). This means 2007 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 2007 Mazda 6 | 2006 Opel Astra | |
| Make | Mazda | Opel |
| Model | 6 | Astra |
| Year Released | 2007 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1589 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 120 HP | 104 HP |
| Engine RPM | 3500 RPM | 6000 RPM |
| Torque | 310 Nm | 150 Nm |
| Torque RPM | 2000 RPM | 3900 RPM |
| Engine Bore Size | 86 mm | 79.1 mm |
| Engine Stroke Size | 86 mm | 81.5 mm |
| Engine Compression Ratio | 18.3:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 10.8 seconds | 12.3 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1485 kg | 1265 kg |
| Vehicle Length | 4690 mm | 4260 mm |
| Vehicle Width | 1790 mm | 1760 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2680 mm | 2620 mm |
| Fuel Consumption Overall | 6.5 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 64 L | 52 L |
