2003 BMW X3 vs. 2008 GMC Sierra
To start off, 2008 GMC Sierra is newer by 5 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 5,999 cc (8 cylinders), 2008 GMC Sierra is equipped with a bigger engine. In terms of performance, 2008 GMC Sierra (354 HP @ 5400 RPM) has 169 more horse power than 2003 BMW X3. (185 HP @ 6000 RPM) In normal driving conditions, 2008 GMC Sierra should accelerate faster than 2003 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Sierra weights approximately 301 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.
Because 2003 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2008 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 2003 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, 2008 GMC Sierra (506 Nm @ 4400 RPM) has 261 more torque (in Nm) than 2003 BMW X3. (245 Nm @ 3500 RPM). This means 2008 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 | 2008 GMC Sierra | |
| Make | BMW | GMC |
| Model | X3 | Sierra |
| Year Released | 2003 | 2008 |
| Body Type | SUV | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 5999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 185 HP | 354 HP |
| Engine RPM | 6000 RPM | 5400 RPM |
| Torque | 245 Nm | 506 Nm |
| Torque RPM | 3500 RPM | 4400 RPM |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1840 kg | 2141 kg |
| Vehicle Length | 4570 mm | 6580 mm |
| Vehicle Width | 1860 mm | 2440 mm |
| Vehicle Height | 1680 mm | 1940 mm |
| Wheelbase Size | 2800 mm | 4250 mm |
| Fuel Tank Capacity | 67 L | 129 L |
