2001 Alfa Romeo 156 vs. 2005 BMW X3
To start off, 2005 BMW X3 is newer by 4 year(s). Which means there will be less support and parts availability for 2001 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2001 Alfa Romeo 156 would be higher. At 2,491 cc (6 cylinders), 2005 BMW X3 is equipped with a bigger engine. In terms of performance, 2005 BMW X3 (184 HP @ 6000 RPM) has 71 more horse power than 2001 Alfa Romeo 156. (113 HP @ 6200 RPM) In normal driving conditions, 2005 BMW X3 should accelerate faster than 2001 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X3 weights approximately 585 kg more than 2001 Alfa Romeo 156. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2001 Alfa Romeo 156. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 BMW X3 (237 Nm @ 3500 RPM) has 93 more torque (in Nm) than 2001 Alfa Romeo 156. (144 Nm @ 4500 RPM). This means 2005 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2001 Alfa Romeo 156.
Compare all specifications:
| 2001 Alfa Romeo 156 | 2005 BMW X3 | |
| Make | Alfa Romeo | BMW |
| Model | 156 | X3 |
| Year Released | 2001 | 2005 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1596 cc | 2491 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 113 HP | 184 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 144 Nm | 237 Nm |
| Torque RPM | 4500 RPM | 3500 RPM |
| Engine Compression Ratio | 10.3:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1230 kg | 1815 kg |
| Vehicle Length | 4440 mm | 4570 mm |
| Vehicle Width | 1750 mm | 1860 mm |
| Vehicle Height | 1420 mm | 1680 mm |
| Wheelbase Size | 2600 mm | 2710 mm |
| Fuel Tank Capacity | 63 L | 67 L |
