2005 BMW 325 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 325. In addition, the cost of maintenance, including insurance, on 2005 BMW 325 would be higher. At 2,491 cc (6 cylinders), 2005 BMW 325 is equipped with a bigger engine. In terms of performance, 2005 BMW 325 (190 HP @ 7400 RPM) has 101 more horse power than 2007 Opel Astra. (89 HP @ 5600 RPM). In normal driving conditions, 2005 BMW 325 should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 325 weights approximately 350 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 325 (237 Nm) has 112 more torque (in Nm) than 2007 Opel Astra. (125 Nm). This means 2005 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 2005 BMW 325 | 2007 Opel Astra | |
| Make | BMW | Opel |
| Model | 325 | Astra |
| Year Released | 2005 | 2007 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2491 cc | 1364 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 190 HP | 89 HP |
| Engine RPM | 7400 RPM | 5600 RPM |
| Torque | 237 Nm | 125 Nm |
| Engine Bore Size | 84 mm | 73.5 mm |
| Engine Stroke Size | 75 mm | 80.6 mm |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1630 kg | 1280 kg |
| Vehicle Length | 4480 mm | 4520 mm |
| Vehicle Width | 1750 mm | 2000 mm |
| Vehicle Height | 1440 mm | 1510 mm |
| Wheelbase Size | 2830 mm | 2710 mm |
| Fuel Consumption Overall | 10.7 L/100km | 6.3 L/100km |
| Fuel Tank Capacity | 63 L | 52 L |
