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 177 more horse power than 2005 Opel Vectra. (124 HP @ 3250 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 Opel Vectra weights approximately 110 kg more than 2005 Alpina B3.
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 82 more torque (in Nm) than 2005 Opel Vectra. (280 Nm @ 1500 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 | 2171 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 301 HP | 124 HP |
| Engine RPM | 6300 RPM | 3250 RPM |
| Torque | 362 Nm | 280 Nm |
| Torque RPM | 4800 RPM | 1500 RPM |
| Engine Bore Size | 87 mm | 84 mm |
| Engine Stroke Size | 93.8 mm | 98 mm |
| Engine Compression Ratio | 10.0:1 | 18.5:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 270 km/hour | 202 km/hour |
| Acceleration 0-100mph | 5.7 seconds | 11.1 seconds |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1450 kg | 1560 kg |
| Vehicle Length | 4480 mm | 4830 mm |
| Vehicle Width | 1760 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1510 mm |
| Wheelbase Size | 2730 mm | 2840 mm |
| Fuel Consumption Overall | 10.9 L/100km | 6.3 L/100km |
| Fuel Tank Capacity | 63 L | 60 L |
