2007 Alpina B5 vs. 2004 Opel Vectra
To start off, 2007 Alpina B5 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2004 Opel Vectra would be higher. At 4,398 cc (8 cylinders), 2007 Alpina B5 is equipped with a bigger engine. In terms of performance, 2007 Alpina B5 (493 HP @ 5500 RPM) has 348 more horse power than 2004 Opel Vectra. (145 HP @ 5600 RPM). In normal driving conditions, 2007 Alpina B5 should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alpina B5 weights approximately 267 kg more than 2004 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Alpina B5 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2007 Alpina B5. However, in wet, icy, snow, or gravel driving conditions, 2004 Opel Vectra, being front wheel drive (FWD), will offer much better control with better grip. 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, 2007 Alpina B5 (700 Nm @ 4250 RPM) has 480 more torque (in Nm) than 2004 Opel Vectra. (220 Nm @ 3800 RPM). This means 2007 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Vectra.
Compare all specifications:
| 2007 Alpina B5 | 2004 Opel Vectra | |
| Make | Alpina | Opel |
| Model | B5 | Vectra |
| Year Released | 2007 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 2196 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 493 HP | 145 HP |
| Engine RPM | 5500 RPM | 5600 RPM |
| Torque | 700 Nm | 220 Nm |
| Torque RPM | 4250 RPM | 3800 RPM |
| Engine Bore Size | 92 mm | 86 mm |
| Engine Stroke Size | 82.7 mm | 94.6 mm |
| Engine Compression Ratio | 9.0:1 | 12.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 314 km/hour | 218 km/hour |
| Acceleration 0-100mph | 4.7 seconds | 9.6 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1722 kg | 1455 kg |
| Vehicle Length | 4850 mm | 4600 mm |
| Vehicle Width | 1850 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2890 mm | 2710 mm |
| Fuel Consumption Overall | 12.3 L/100km | 7.7 L/100km |
| Fuel Tank Capacity | 70 L | 61 L |
