2007 Alpina B5 vs. 2005 BMW 330
To start off, 2007 Alpina B5 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 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 239 more horse power than 2005 BMW 330. (254 HP @ 6600 RPM). In normal driving conditions, 2007 Alpina B5 should accelerate faster than 2005 BMW 330. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alpina B5 weights approximately 197 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 Alpina B5 (700 Nm @ 4250 RPM) has 400 more torque (in Nm) than 2005 BMW 330. (300 Nm @ 2500 RPM). This means 2007 Alpina B5 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 330.
Compare all specifications:
| 2007 Alpina B5 | 2005 BMW 330 | |
| Make | Alpina | BMW |
| Model | B5 | 330 |
| Year Released | 2007 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 2979 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 493 HP | 254 HP |
| Engine RPM | 5500 RPM | 6600 RPM |
| Torque | 700 Nm | 300 Nm |
| Torque RPM | 4250 RPM | 2500 RPM |
| Engine Bore Size | 92 mm | 85 mm |
| Engine Stroke Size | 82.7 mm | 88 mm |
| Engine Compression Ratio | 9.0:1 | 10.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1722 kg | 1525 kg |
| Vehicle Length | 4850 mm | 4530 mm |
| Vehicle Width | 1850 mm | 1820 mm |
| Vehicle Height | 1470 mm | 1430 mm |
| Wheelbase Size | 2890 mm | 2770 mm |
| Fuel Tank Capacity | 70 L | 55 L |
