2005 BMW 330 vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 2 year(s). Which means there will be less support and parts availability for 2005 BMW 330. In addition, the cost of maintenance, including insurance, on 2005 BMW 330 would be higher. At 2,993 cc (6 cylinders), 2005 BMW 330 is equipped with a bigger engine. In terms of performance, 2005 BMW 330 (225 HP @ 7400 RPM) has 103 more horse power than 2007 Opel Astra. (122 HP @ 5600 RPM). In normal driving conditions, 2005 BMW 330 should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 330 weights approximately 314 kg more than 2007 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 BMW 330 (290 Nm) has 120 more torque (in Nm) than 2007 Opel Astra. (170 Nm). This means 2005 BMW 330 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 2005 BMW 330 | 2007 Opel Astra | |
| Make | BMW | Opel |
| Model | 330 | Astra |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 225 HP | 122 HP |
| Engine RPM | 7400 RPM | 5600 RPM |
| Torque | 290 Nm | 170 Nm |
| Engine Bore Size | 84 mm | 80.5 mm |
| Engine Stroke Size | 90 mm | 88.2 mm |
| Engine Compression Ratio | 10.2:1 | 10.5:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1580 kg | 1266 kg |
| Vehicle Width | 1750 mm | 1760 mm |
| Vehicle Height | 1440 mm | 1440 mm |
| Wheelbase Size | 2740 mm | 2620 mm |
| Fuel Consumption Overall | 10.4 L/100km | 7.7 L/100km |
| Fuel Tank Capacity | 63 L | 52 L |
