2004 BMW 545 vs. 2007 BMW X3
To start off, 2007 BMW X3 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 BMW 545. In addition, the cost of maintenance, including insurance, on 2004 BMW 545 would be higher. At 4,398 cc (8 cylinders), 2004 BMW 545 is equipped with a bigger engine. In terms of performance, 2004 BMW 545 (315 HP @ 7750 RPM) has 167 more horse power than 2007 BMW X3. (148 HP @ 4000 RPM). In normal driving conditions, 2004 BMW 545 should accelerate faster than 2007 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 545 weights approximately 40 kg more than 2007 BMW X3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2004 BMW 545. In wet, icy, snow, or gravel driving conditions, 2007 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, 2004 BMW 545 (447 Nm) has 117 more torque (in Nm) than 2007 BMW X3. (330 Nm). This means 2004 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X3.
Compare all specifications:
| 2004 BMW 545 | 2007 BMW X3 | |
| Make | BMW | BMW |
| Model | 545 | X3 |
| Year Released | 2004 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 1994 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 315 HP | 148 HP |
| Engine RPM | 7750 RPM | 4000 RPM |
| Torque | 447 Nm | 330 Nm |
| Engine Compression Ratio | 10.5:1 | 17.0:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1780 kg | 1740 kg |
| Vehicle Length | 4850 mm | 4570 mm |
| Vehicle Width | 1850 mm | 1680 mm |
| Vehicle Height | 1480 mm | 1860 mm |
| Wheelbase Size | 2830 mm | 2800 mm |
| Fuel Consumption Overall | 11.8 L/100km | 6.5 L/100km |
| Fuel Tank Capacity | 70 L | 67 L |
