2006 BMW 523 vs. 2007 BMW X3
To start off, 2007 BMW X3 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 BMW 523. In addition, the cost of maintenance, including insurance, on 2006 BMW 523 would be higher. At 2,497 cc (6 cylinders), 2006 BMW 523 is equipped with a bigger engine. In terms of performance, 2006 BMW 523 (175 HP) has 27 more horse power than 2007 BMW X3. (148 HP). In normal driving conditions, 2006 BMW 523 should accelerate faster than 2007 BMW X3.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 523. 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, 2006 BMW 523 (230 Nm @ 3500 RPM) has 30 more torque (in Nm) than 2007 BMW X3. (200 Nm @ 3750 RPM). This means 2006 BMW 523 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X3.
Compare all specifications:
| 2006 BMW 523 | 2007 BMW X3 | |
| Make | BMW | BMW |
| Model | 523 | X3 |
| Year Released | 2006 | 2007 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 148 HP |
| Torque | 230 Nm | 200 Nm |
| Torque RPM | 3500 RPM | 3750 RPM |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 227 km/hour | 198 km/hour |
| Acceleration 0-100mph | 8.8 seconds | 11.5 seconds |
| Drive Type | Rear | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Length | 4850 mm | 4570 mm |
| Vehicle Width | 1850 mm | 1860 mm |
| Vehicle Height | 1500 mm | 1680 mm |
| Wheelbase Size | 2840 mm | 2800 mm |
| Fuel Consumption Overall | 8.9 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 70 L | 67 L |
