2005 BMW X5 vs. 2004 BMW 545
To start off, 2005 BMW X5 is newer by 1 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, 2005 BMW X5 (321 HP @ 6100 RPM) has 6 more horse power than 2004 BMW 545. (315 HP @ 7750 RPM). In normal driving conditions, 2005 BMW X5 should accelerate faster than 2004 BMW 545. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X5 weights approximately 455 kg more than 2004 BMW 545. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW X5 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, 2005 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, 2005 BMW X5 (450 Nm) has 3 more torque (in Nm) than 2004 BMW 545. (447 Nm). This means 2005 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 545.
Compare all specifications:
| 2005 BMW X5 | 2004 BMW 545 | |
| Make | BMW | BMW |
| Model | X5 | 545 |
| Year Released | 2005 | 2004 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4392 cc | 4398 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 321 HP | 315 HP |
| Engine RPM | 6100 RPM | 7750 RPM |
| Torque | 450 Nm | 447 Nm |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2235 kg | 1780 kg |
| Vehicle Length | 4670 mm | 4850 mm |
| Vehicle Width | 1880 mm | 1850 mm |
| Vehicle Height | 1710 mm | 1480 mm |
| Wheelbase Size | 2890 mm | 2830 mm |
| Fuel Consumption Highway | 10.7 L/100km | 9.4 L/100km |
| Fuel Consumption City | 14.7 L/100km | 13.8 L/100km |
| Fuel Consumption Overall | 13.1 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 92 L | 70 L |
