2007 BMW 330 vs. 2005 Opel Astra
To start off, 2007 BMW 330 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel Astra would be higher. At 2,993 cc (6 cylinders), 2007 BMW 330 is equipped with a bigger engine. In terms of performance, 2007 BMW 330 (215 HP @ 4000 RPM) has 17 more horse power than 2005 Opel Astra. (198 HP @ 5600 RPM). In normal driving conditions, 2007 BMW 330 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Astra weights approximately 230 kg more than 2007 BMW 330.
Let's talk about torque, 2007 BMW 330 (480 Nm @ 1750 RPM) has 230 more torque (in Nm) than 2005 Opel Astra. (250 Nm @ 1950 RPM). This means 2007 BMW 330 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra. 2007 BMW 330 has automatic transmission and 2005 Opel Astra has manual transmission. 2005 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW 330 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW 330 | 2005 Opel Astra | |
| Make | BMW | Opel |
| Model | 330 | Astra |
| Year Released | 2007 | 2005 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1979 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 198 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 480 Nm | 250 Nm |
| Torque RPM | 1750 RPM | 1950 RPM |
| Engine Bore Size | 84 mm | 86 mm |
| Engine Stroke Size | 90 mm | 86 mm |
| Engine Compression Ratio | 17.0:1 | 8.8:1 |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1540 kg | 1770 kg |
| Wheelbase Size | 2770 mm | 2840 mm |
| Fuel Consumption Overall | 7.4 L/100km | 9 L/100km |
| Fuel Tank Capacity | 60 L | 52 L |
