2007 Alfa Romeo 156 vs. 2009 BMW X3
To start off, 2009 BMW X3 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2007 Alfa Romeo 156 would be higher. At 2,996 cc (6 cylinders), 2009 BMW X3 is equipped with a bigger engine. In terms of performance, 2009 BMW X3 (260 HP @ 6600 RPM) has 71 more horse power than 2007 Alfa Romeo 156. (189 HP @ 6300 RPM) In normal driving conditions, 2009 BMW X3 should accelerate faster than 2007 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW X3 weights approximately 374 kg more than 2007 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2009 BMW X3 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, 2009 BMW X3 (305 Nm @ 2750 RPM) has 87 more torque (in Nm) than 2007 Alfa Romeo 156. (218 Nm @ 5000 RPM). This means 2009 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Alfa Romeo 156.
Compare all specifications:
| 2007 Alfa Romeo 156 | 2009 BMW X3 | |
| Make | Alfa Romeo | BMW |
| Model | 156 | X3 |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 260 HP |
| Engine RPM | 6300 RPM | 6600 RPM |
| Torque | 218 Nm | 305 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 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1356 kg | 1730 kg |
| Vehicle Length | 4440 mm | 4580 mm |
| Vehicle Width | 1750 mm | 1860 mm |
| Vehicle Height | 1440 mm | 1680 mm |
| Wheelbase Size | 2600 mm | 2800 mm |
| Fuel Consumption Overall | 11.8 L/100km | 12.5 L/100km |
| Fuel Tank Capacity | 63 L | 67 L |
