2005 BMW 330 vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra 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 2,979 cc (6 cylinders), 2005 BMW 330 is equipped with a bigger engine. In terms of performance, 2007 Opel Vectra (276 HP @ 5500 RPM) has 22 more horse power than 2005 BMW 330. (254 HP @ 6600 RPM) In normal driving conditions, 2007 Opel Vectra should accelerate faster than 2005 BMW 330. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vectra weights approximately 55 kg more than 2005 BMW 330. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 Opel Vectra (355 Nm @ 1800 RPM) has 55 more torque (in Nm) than 2005 BMW 330. (300 Nm @ 2500 RPM). This means 2007 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 330.
Compare all specifications:
| 2005 BMW 330 | 2007 Opel Vectra | |
| Make | BMW | Opel |
| Model | 330 | Vectra |
| Year Released | 2005 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 2792 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 254 HP | 276 HP |
| Engine RPM | 6600 RPM | 5500 RPM |
| Torque | 300 Nm | 355 Nm |
| Torque RPM | 2500 RPM | 1800 RPM |
| Engine Bore Size | 85 mm | 89 mm |
| Engine Stroke Size | 88 mm | 74.8 mm |
| Engine Compression Ratio | 10.7:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1525 kg | 1580 kg |
| Vehicle Length | 4530 mm | 4620 mm |
| Vehicle Width | 1820 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1460 mm |
| Wheelbase Size | 2770 mm | 2710 mm |
| Fuel Tank Capacity | 55 L | 61 L |
