2005 BMW 325 vs. 2003 Opel Vectra
To start off, 2005 BMW 325 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 2,492 cc (6 cylinders), 2005 BMW 325 is equipped with a bigger engine. In terms of performance, 2005 BMW 325 (184 HP @ 6000 RPM) has 32 more horse power than 2003 Opel Vectra. (152 HP @ 5600 RPM). In normal driving conditions, 2005 BMW 325 should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 325 weights approximately 20 kg more than 2003 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 325 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2005 BMW 325 will offer significantly more control. 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, 2005 BMW 325 (245 Nm @ 3500 RPM) has 16 more torque (in Nm) than 2003 Opel Vectra. (229 Nm @ 3800 RPM). This means 2005 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra.
Compare all specifications:
| 2005 BMW 325 | 2003 Opel Vectra | |
| Make | BMW | Opel |
| Model | 325 | Vectra |
| Year Released | 2005 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 2197 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 184 HP | 152 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 245 Nm | 229 Nm |
| Torque RPM | 3500 RPM | 3800 RPM |
| Engine Bore Size | 84 mm | 86 mm |
| Engine Stroke Size | 75 mm | 94.6 mm |
| Engine Compression Ratio | 11.0:1 | 12.0:1 |
| Top Speed | 234 km/hour | 212 km/hour |
| Acceleration 0-100mph | 7.5 seconds | 10.1 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1570 kg | 1550 kg |
| Vehicle Length | 4480 mm | 4830 mm |
| Vehicle Width | 1750 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1510 mm |
| Wheelbase Size | 2730 mm | 2840 mm |
| Fuel Consumption Overall | 10 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 63 L | 60 L |
