2005 Alpina B3 vs. 2006 Opel Astra
To start off, 2006 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Alpina B3. In addition, the cost of maintenance, including insurance, on 2005 Alpina B3 would be higher. At 3,347 cc (6 cylinders), 2005 Alpina B3 is equipped with a bigger engine. In terms of performance, 2005 Alpina B3 (301 HP @ 6300 RPM) has 133 more horse power than 2006 Opel Astra. (168 HP @ 5200 RPM). In normal driving conditions, 2005 Alpina B3 should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Alpina B3 weights approximately 435 kg more than 2006 Opel Astra. 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, 2006 Opel Astra, 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 (363 Nm @ 4800 RPM) has 113 more torque (in Nm) than 2006 Opel Astra. (250 Nm @ 1950 RPM). This means 2005 Alpina B3 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 2005 Alpina B3 | 2006 Opel Astra | |
| Make | Alpina | Opel |
| Model | B3 | Astra |
| Year Released | 2005 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 3347 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 301 HP | 168 HP |
| Engine RPM | 6300 RPM | 5200 RPM |
| Torque | 363 Nm | 250 Nm |
| Torque RPM | 4800 RPM | 1950 RPM |
| Engine Bore Size | 87 mm | 86 mm |
| Engine Stroke Size | 93.1 mm | 86 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 271 km/hour | 224 km/hour |
| Acceleration 0-100mph | 5.4 seconds | 9.5 seconds |
| Drive Type | Rear | Front |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1950 kg | 1515 kg |
| Vehicle Length | 4490 mm | 4480 mm |
| Vehicle Width | 1760 mm | 2030 mm |
| Vehicle Height | 1370 mm | 1420 mm |
| Wheelbase Size | 2730 mm | 2620 mm |
| Fuel Consumption Overall | 10.9 L/100km | 9.4 L/100km |
| Fuel Tank Capacity | 63 L | 52 L |
