2001 Alfa Romeo 156 vs. 2007 BMW X5
To start off, 2007 BMW X5 is newer by 6 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 2,979 cc (6 cylinders), 2007 BMW X5 is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (228 HP @ 5900 RPM) has 115 more horse power than 2001 Alfa Romeo 156. (113 HP @ 6200 RPM) In normal driving conditions, 2007 BMW X5 should accelerate faster than 2001 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 840 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 2007 BMW X5 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, 2007 BMW X5 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, 2007 BMW X5 (300 Nm @ 3500 RPM) has 156 more torque (in Nm) than 2001 Alfa Romeo 156. (144 Nm @ 4500 RPM). This means 2007 BMW X5 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 | 2007 BMW X5 | |
| Make | Alfa Romeo | BMW |
| Model | 156 | X5 |
| Year Released | 2001 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1596 cc | 2979 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 113 HP | 228 HP |
| Engine RPM | 6200 RPM | 5900 RPM |
| Torque | 144 Nm | 300 Nm |
| Torque RPM | 4500 RPM | 3500 RPM |
| Engine Bore Size | 82 mm | 84 mm |
| Engine Stroke Size | 75.6 mm | 89.6 mm |
| Engine Compression Ratio | 10.3:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1230 kg | 2070 kg |
| Vehicle Length | 4440 mm | 4670 mm |
| Vehicle Width | 1750 mm | 1880 mm |
| Vehicle Height | 1420 mm | 1720 mm |
| Wheelbase Size | 2600 mm | 2830 mm |
| Fuel Tank Capacity | 63 L | 93 L |
