2005 Alpina B3 vs. 2005 Opel Vectra
To start off, both 2005 Alpina B3 and 2005 Opel Vectra were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,346 cc (6 cylinders), 2005 Alpina B3 is equipped with a bigger engine. In terms of performance, 2005 Alpina B3 (301 HP @ 6300 RPM) has 93 more horse power than 2005 Opel Vectra. (208 HP @ 6200 RPM). In normal driving conditions, 2005 Alpina B3 should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alpina B3 weights approximately 250 kg more than 2005 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Alpina B3 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 2005 Alpina B3. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Alpina B3 (362 Nm @ 4800 RPM) has 62 more torque (in Nm) than 2005 Opel Vectra. (300 Nm @ 4000 RPM). This means 2005 Alpina B3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Vectra.
Compare all specifications:
| 2005 Alpina B3 | 2005 Opel Vectra | |
| Make | Alpina | Opel |
| Model | B3 | Vectra |
| Year Released | 2005 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 3175 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 301 HP | 208 HP |
| Engine RPM | 6300 RPM | 6200 RPM |
| Torque | 362 Nm | 300 Nm |
| Torque RPM | 4800 RPM | 4000 RPM |
| Engine Bore Size | 87 mm | 87.5 mm |
| Engine Stroke Size | 93.8 mm | 88 mm |
| Engine Compression Ratio | 10.0:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 270 km/hour | 248 km/hour |
| Acceleration 0-100mph | 5.7 seconds | 7.8 seconds |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1450 kg | 1200 kg |
| Vehicle Length | 4480 mm | 4600 mm |
| Vehicle Width | 1760 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1470 mm |
| Wheelbase Size | 2730 mm | 2500 mm |
| Fuel Consumption Overall | 10.9 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 63 L | 61 L |
