2005 Alfa Romeo 156 vs. 2006 BMW 530
To start off, 2006 BMW 530 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 156 would be higher. At 2,999 cc (6 cylinders), 2006 BMW 530 is equipped with a bigger engine. In terms of performance, 2006 BMW 530 (255 HP @ 6600 RPM) has 70 more horse power than 2005 Alfa Romeo 156. (185 HP @ 5000 RPM) In normal driving conditions, 2006 BMW 530 should accelerate faster than 2005 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 530 weights approximately 260 kg more than 2005 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW 530 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2006 BMW 530 will offer significantly more control. 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, 2006 BMW 530 (298 Nm @ 2750 RPM) has 77 more torque (in Nm) than 2005 Alfa Romeo 156. (221 Nm @ 5000 RPM). This means 2006 BMW 530 will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 156.
Compare all specifications:
| 2005 Alfa Romeo 156 | 2006 BMW 530 | |
| Make | Alfa Romeo | BMW |
| Model | 156 | 530 |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2490 cc | 2999 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 185 HP | 255 HP |
| Engine RPM | 5000 RPM | 6600 RPM |
| Torque | 221 Nm | 298 Nm |
| Torque RPM | 5000 RPM | 2750 RPM |
| Engine Bore Size | 88 mm | 85 mm |
| Engine Stroke Size | 68.3 mm | 88 mm |
| Engine Compression Ratio | 10.3:1 | 10.7:1 |
| Top Speed | 225 km/hour | 250 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1490 kg | 1750 kg |
| Vehicle Length | 4730 mm | 4860 mm |
| Vehicle Width | 1820 mm | 1850 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2600 mm | 2890 mm |
| Fuel Consumption Overall | 11.8 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 72 L | 70 L |
