2003 BMW X3 vs. 2008 Hummer H3
To start off, 2008 Hummer H3 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 3,653 cc (5 cylinders), 2008 Hummer H3 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2008 Hummer H3 weights approximately 301 kg more than 2003 BMW X3.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2003 BMW X3 (410 Nm @ 1500 RPM) has 82 more torque (in Nm) than 2008 Hummer H3. (328 Nm @ 4600 RPM). This means 2003 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2008 Hummer H3.
Compare all specifications:
| 2003 BMW X3 | 2008 Hummer H3 | |
| Make | BMW | Hummer |
| Model | X3 | H3 |
| Year Released | 2003 | 2008 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 2995 cc | 3653 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 0 HP |
| Torque | 410 Nm | 328 Nm |
| Torque RPM | 1500 RPM | 4600 RPM |
| Engine Bore Size | 84 mm | 95.5 mm |
| Engine Stroke Size | 90 mm | 102 mm |
| Engine Compression Ratio | 17.0:1 | 10.0:1 |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1930 kg | 2231 kg |
| Vehicle Length | 4570 mm | 4750 mm |
| Vehicle Height | 1680 mm | 2020 mm |
| Wheelbase Size | 2730 mm | 2850 mm |
| Fuel Tank Capacity | 67 L | 87 L |
