2003 BMW 320 vs. 2010 Hummer H3
To start off, 2010 Hummer H3 is newer by 7 year(s). Which means there will be less support and parts availability for 2003 BMW 320. In addition, the cost of maintenance, including insurance, on 2003 BMW 320 would be higher. At 3,700 cc (5 cylinders), 2010 Hummer H3 is equipped with a bigger engine. In terms of performance, 2010 Hummer H3 (239 HP @ 5800 RPM) has 91 more horse power than 2003 BMW 320. (148 HP @ 5900 RPM) In normal driving conditions, 2010 Hummer H3 should accelerate faster than 2003 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2010 Hummer H3 weights approximately 737 kg more than 2003 BMW 320. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 2003 BMW 320. In wet, icy, snow, or gravel driving conditions, 2010 Hummer H3 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, 2010 Hummer H3 (327 Nm @ 4600 RPM) has 117 more torque (in Nm) than 2003 BMW 320. (210 Nm @ 3750 RPM). This means 2010 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 320.
Compare all specifications:
| 2003 BMW 320 | 2010 Hummer H3 | |
| Make | BMW | Hummer |
| Model | 320 | H3 |
| Year Released | 2003 | 2010 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 3700 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 239 HP |
| Engine RPM | 5900 RPM | 5800 RPM |
| Torque | 210 Nm | 327 Nm |
| Torque RPM | 3750 RPM | 4600 RPM |
| Engine Bore Size | 84 mm | 95.5 mm |
| Engine Stroke Size | 90 mm | 102 mm |
| Engine Compression Ratio | 10.0:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1465 kg | 2202 kg |
| Vehicle Length | 4490 mm | 4770 mm |
| Vehicle Width | 1760 mm | 2170 mm |
| Vehicle Height | 1380 mm | 1870 mm |
| Wheelbase Size | 2730 mm | 2850 mm |
| Fuel Tank Capacity | 63 L | 87 L |
