2007 BMW X3 vs. 2013 BMW 5 Series
To start off, 2013 BMW 5 Series is newer by 6 year(s). Which means there will be less support and parts availability for 2007 BMW X3. In addition, the cost of maintenance, including insurance, on 2007 BMW X3 would be higher. At 4,395 cc (8 cylinders), 2013 BMW 5 Series is equipped with a bigger engine. In terms of performance, 2013 BMW 5 Series (439 HP @ 5500 RPM) has 179 more horse power than 2007 BMW X3. (260 HP @ 6600 RPM) In normal driving conditions, 2013 BMW 5 Series should accelerate faster than 2007 BMW X3.
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, 2013 BMW 5 Series (651 Nm @ 4500 RPM) has 346 more torque (in Nm) than 2007 BMW X3. (305 Nm @ 2750 RPM). This means 2013 BMW 5 Series will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X3.
Compare all specifications:
| 2007 BMW X3 | 2013 BMW 5 Series | |
| Make | BMW | BMW |
| Model | X3 | 5 Series |
| Year Released | 2007 | 2013 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 4395 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 260 HP | 439 HP |
| Engine RPM | 6600 RPM | 5500 RPM |
| Torque | 305 Nm | 651 Nm |
| Torque RPM | 2750 RPM | 4500 RPM |
| Engine Bore Size | 85.1 mm | 89 mm |
| Engine Stroke Size | 87.9 mm | 88 mm |
| Engine Compression Ratio | 10.7:1 | 10.0 :1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 209 km/hour | 210 km/hour |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 8-speed automatic |
| Number of Doors | 5 doors | 4 doors |
