2003 BMW X3 vs. 2013 GMC Sierra
To start off, 2013 GMC Sierra is newer by 10 year(s). Which means there will be less support and parts availability for 2003 BMW X3. In addition, the cost of maintenance, including insurance, on 2003 BMW X3 would be higher. At 6,000 cc (8 cylinders), 2013 GMC Sierra is equipped with a bigger engine. In terms of performance, 2013 GMC Sierra (355 HP @ 5700 RPM) has 154 more horse power than 2003 BMW X3. (201 HP @ 4000 RPM) In normal driving conditions, 2013 GMC Sierra should accelerate faster than 2003 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2013 GMC Sierra weights approximately 509 kg more than 2003 BMW X3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 GMC Sierra (565 Nm @ 4300 RPM) has 155 more torque (in Nm) than 2003 BMW X3. (410 Nm @ 1500 RPM). This means 2013 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW X3.
Compare all specifications:
| 2003 BMW X3 | 2013 GMC Sierra | |
| Make | BMW | GMC |
| Model | X3 | Sierra |
| Year Released | 2003 | 2013 |
| Body Type | SUV | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2995 cc | 6000 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 201 HP | 355 HP |
| Engine RPM | 4000 RPM | 5700 RPM |
| Torque | 410 Nm | 565 Nm |
| Torque RPM | 1500 RPM | 4300 RPM |
| Engine Bore Size | 84 mm | 103 mm |
| Engine Stroke Size | 90 mm | 92 mm |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 6-speed automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1930 kg | 2439 kg |
| Vehicle Length | 4570 mm | 5847 mm |
| Vehicle Width | 1860 mm | 2032 mm |
| Vehicle Height | 1680 mm | 1872 mm |
| Wheelbase Size | 2730 mm | 3645 mm |
| Fuel Consumption | 7.3 L/100km | 11.1 L/100km |
| Fuel Consumption City | 12.1 L/100km | 17.4 L/100km |
| Fuel Tank Capacity | 67 L | 98 L |
