2006 Alfa Romeo 166 vs. 2004 BMW X5
To start off, 2006 Alfa Romeo 166 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 BMW X5. In addition, the cost of maintenance, including insurance, on 2004 BMW X5 would be higher. At 3,179 cc (6 cylinders), 2006 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2006 Alfa Romeo 166 (236 HP @ 6200 RPM) has 8 more horse power than 2004 BMW X5. (228 HP @ 7400 RPM). In normal driving conditions, 2006 Alfa Romeo 166 should accelerate faster than 2004 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW X5 weights approximately 525 kg more than 2006 Alfa Romeo 166.
Because 2004 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Alfa Romeo 166. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 BMW X5 (290 Nm) has 1 more torque (in Nm) than 2006 Alfa Romeo 166. (289 Nm). This means 2004 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 166.
Compare all specifications:
| 2006 Alfa Romeo 166 | 2004 BMW X5 | |
| Make | Alfa Romeo | BMW |
| Model | 166 | X5 |
| Year Released | 2006 | 2004 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 2978 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 236 HP | 228 HP |
| Engine RPM | 6200 RPM | 7400 RPM |
| Torque | 289 Nm | 290 Nm |
| Engine Bore Size | 93 mm | 84 mm |
| Engine Stroke Size | 78 mm | 90 mm |
| Engine Compression Ratio | 10.5:1 | 10.2:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1585 kg | 2110 kg |
| Vehicle Length | 4730 mm | 4670 mm |
| Vehicle Width | 1810 mm | 1880 mm |
| Vehicle Height | 1420 mm | 1770 mm |
| Wheelbase Size | 2710 mm | 2940 mm |
| Fuel Consumption Overall | 12.7 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 69 L | 92 L |
