2007 BMW 745 vs. 2007 BMW X3
To start off, both 2007 BMW 745 and 2007 BMW X3 were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,423 cc (8 cylinders), 2007 BMW 745 is equipped with a bigger engine. In terms of performance, 2007 BMW 745 (326 HP @ 3800 RPM) has 58 more horse power than 2007 BMW X3. (268 HP @ 6600 RPM). In normal driving conditions, 2007 BMW 745 should accelerate faster than 2007 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 745 weights approximately 300 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 2007 BMW 745. 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, 2007 BMW 745 (700 Nm @ 1900 RPM) has 385 more torque (in Nm) than 2007 BMW X3. (315 Nm @ 2750 RPM). This means 2007 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X3.
Compare all specifications:
| 2007 BMW 745 | 2007 BMW X3 | |
| Make | BMW | BMW |
| Model | 745 | X3 |
| Year Released | 2007 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4423 cc | 2996 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 326 HP | 268 HP |
| Engine RPM | 3800 RPM | 6600 RPM |
| Torque | 700 Nm | 315 Nm |
| Torque RPM | 1900 RPM | 2750 RPM |
| Engine Bore Size | 87 mm | 85 mm |
| Engine Stroke Size | 93 mm | 88 mm |
| Engine Compression Ratio | 17.0:1 | 10.7:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 250 km/hour | 210 km/hour |
| Acceleration 0-100mph | 6.6 seconds | 7.8 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2115 kg | 1815 kg |
| Vehicle Length | 5050 mm | 4570 mm |
| Vehicle Width | 1910 mm | 1680 mm |
| Vehicle Height | 1500 mm | 1860 mm |
| Wheelbase Size | 3000 mm | 2800 mm |
| Fuel Consumption Overall | 9.5 L/100km | 10.3 L/100km |
| Fuel Tank Capacity | 88 L | 67 L |
