2007 BMW X5 vs. 2007 BMW 545
To start off, both 2007 BMW X5 and 2007 BMW 545 were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,397 cc (8 cylinders), 2007 BMW 545 is equipped with a bigger engine. In terms of performance, 2007 BMW 545 (328 HP @ 6100 RPM) has 100 more horse power than 2007 BMW X5. (228 HP @ 5900 RPM) In normal driving conditions, 2007 BMW 545 should accelerate faster than 2007 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 129 kg more than 2007 BMW 545.
Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 545. 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 545 (450 Nm @ 3600 RPM) has 150 more torque (in Nm) than 2007 BMW X5. (300 Nm @ 3500 RPM). This means 2007 BMW 545 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X5.
Compare all specifications:
| 2007 BMW X5 | 2007 BMW 545 | |
| Make | BMW | BMW |
| Model | X5 | 545 |
| Year Released | 2007 | 2007 |
| Body Type | SUV | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 4397 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 328 HP |
| Engine RPM | 5900 RPM | 6100 RPM |
| Torque | 300 Nm | 450 Nm |
| Torque RPM | 3500 RPM | 3600 RPM |
| Engine Bore Size | 84.1 mm | 92 mm |
| Engine Stroke Size | 89.6 mm | 82.7 mm |
| Engine Compression Ratio | 10.2:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 10 seconds | 5.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2104 kg | 1975 kg |
| Vehicle Length | 4670 mm | 4850 mm |
| Vehicle Width | 1710 mm | 1850 mm |
| Vehicle Height | 1880 mm | 1500 mm |
| Wheelbase Size | 2830 mm | 2840 mm |
| Fuel Consumption Overall | 14.5 L/100km | 11.3 L/100km |
| Fuel Tank Capacity | 85 L | 70 L |
