2003 BMW 325 vs. 2005 Opel Astra
To start off, 2005 Opel Astra is newer by 2 year(s). Which means there will be less support and parts availability for 2003 BMW 325. In addition, the cost of maintenance, including insurance, on 2003 BMW 325 would be higher. At 2,494 cc (6 cylinders), 2003 BMW 325 is equipped with a bigger engine. In terms of performance, 2003 BMW 325 (192 HP @ 6000 RPM) has 69 more horse power than 2005 Opel Astra. (123 HP @ 5600 RPM). In normal driving conditions, 2003 BMW 325 should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 325 weights approximately 202 kg more than 2005 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, 2003 BMW 325 (245 Nm @ 3500 RPM) has 75 more torque (in Nm) than 2005 Opel Astra. (170 Nm @ 3800 RPM). This means 2003 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra. 2005 Opel Astra has automatic transmission and 2003 BMW 325 has manual transmission. 2003 BMW 325 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Opel Astra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 BMW 325 | 2005 Opel Astra | |
| Make | BMW | Opel |
| Model | 325 | Astra |
| Year Released | 2003 | 2005 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 1796 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 192 HP | 123 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 245 Nm | 170 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Engine Bore Size | 84.1 mm | 80.6 mm |
| Engine Stroke Size | 75 mm | 88.2 mm |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Acceleration 0-100mph | 7.1 seconds | 11.7 seconds |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 3 doors |
| Vehicle Weight | 1480 kg | 1278 kg |
| Vehicle Length | 4270 mm | 4300 mm |
| Vehicle Width | 1760 mm | 1760 mm |
| Vehicle Height | 1410 mm | 1440 mm |
| Wheelbase Size | 2730 mm | 2710 mm |
| Fuel Consumption Highway | 7 L/100km | 6.2 L/100km |
| Fuel Consumption City | 12.3 L/100km | 11.3 L/100km |
| Fuel Consumption Overall | 8.9 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 63 L | 52 L |
