2006 BMW X5 vs. 2004 BMW 120
To start off, 2006 BMW X5 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 BMW 120. In addition, the cost of maintenance, including insurance, on 2004 BMW 120 would be higher. At 2,979 cc (6 cylinders), 2006 BMW X5 is equipped with a bigger engine. In terms of performance, 2006 BMW X5 (228 HP @ 3500 RPM) has 87 more horse power than 2004 BMW 120. (141 HP @ 6200 RPM). In normal driving conditions, 2006 BMW X5 should accelerate faster than 2004 BMW 120. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW X5 weights approximately 295 kg more than 2004 BMW 120. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2004 BMW 120. In wet, icy, snow, or gravel driving conditions, 2006 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, 2006 BMW X5 (300 Nm @ 3500 RPM) has 100 more torque (in Nm) than 2004 BMW 120. (200 Nm @ 3600 RPM). This means 2006 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 120.
Compare all specifications:
| 2006 BMW X5 | 2004 BMW 120 | |
| Make | BMW | BMW |
| Model | X5 | 120 |
| Year Released | 2006 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 1995 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 141 HP |
| Engine RPM | 3500 RPM | 6200 RPM |
| Torque | 300 Nm | 200 Nm |
| Torque RPM | 3500 RPM | 3600 RPM |
| Engine Bore Size | 84 mm | 84 mm |
| Engine Stroke Size | 89.6 mm | 90 mm |
| Engine Compression Ratio | 10.2:1 | 10.5:1 |
| Top Speed | 202 km/hour | 217 km/hour |
| Acceleration 0-100mph | 8.5 seconds | 8.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1630 kg | 1335 kg |
| Vehicle Length | 4670 mm | 4230 mm |
| Vehicle Width | 1880 mm | 1760 mm |
| Vehicle Height | 1720 mm | 1440 mm |
| Wheelbase Size | 2830 mm | 2720 mm |
| Fuel Consumption Overall | 12.7 L/100km | 7.6 L/100km |
| Fuel Tank Capacity | 93 L | 50 L |
