2006 BMW 745 vs. 2005 BMW X3
To start off, 2006 BMW 745 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 BMW X3. In addition, the cost of maintenance, including insurance, on 2005 BMW X3 would be higher. At 4,423 cc (8 cylinders), 2006 BMW 745 is equipped with a bigger engine. In terms of performance, 2006 BMW 745 (325 HP @ 3800 RPM) has 97 more horse power than 2005 BMW X3. (228 HP @ 5900 RPM). In normal driving conditions, 2006 BMW 745 should accelerate faster than 2005 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 745 weights approximately 280 kg more than 2005 BMW X3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 745. In wet, icy, snow, or gravel driving conditions, 2005 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, 2006 BMW 745 (700 Nm @ 1900 RPM) has 400 more torque (in Nm) than 2005 BMW X3. (300 Nm @ 3500 RPM). This means 2006 BMW 745 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW X3.
Compare all specifications:
| 2006 BMW 745 | 2005 BMW X3 | |
| Make | BMW | BMW |
| Model | 745 | X3 |
| Year Released | 2006 | 2005 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4423 cc | 2983 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 325 HP | 228 HP |
| Engine RPM | 3800 RPM | 5900 RPM |
| Torque | 700 Nm | 300 Nm |
| Torque RPM | 1900 RPM | 3500 RPM |
| Engine Compression Ratio | 17.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 245 km/hour | 205 km/hour |
| Acceleration 0-100mph | 6.6 seconds | 7.8 seconds |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2115 kg | 1835 kg |
| Vehicle Length | 5050 mm | 4570 mm |
| Vehicle Width | 1910 mm | 1860 mm |
| Vehicle Height | 1500 mm | 1680 mm |
| Wheelbase Size | 3000 mm | 2730 mm |
| Fuel Consumption Overall | 9.5 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 88 L | 67 L |
