2003 BMW M3 vs. 2007 Hummer H3
To start off, 2007 Hummer H3 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 BMW M3. In addition, the cost of maintenance, including insurance, on 2003 BMW M3 would be higher. At 3,700 cc (5 cylinders), 2007 Hummer H3 is equipped with a bigger engine. In terms of performance, 2003 BMW M3 (342 HP @ 7900 RPM) has 100 more horse power than 2007 Hummer H3. (242 HP @ 5600 RPM). In normal driving conditions, 2003 BMW M3 should accelerate faster than 2007 Hummer H3.
Because 2007 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 2003 BMW M3. In wet, icy, snow, or gravel driving conditions, 2007 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, 2003 BMW M3 (350 Nm @ 4900 RPM) has 22 more torque (in Nm) than 2007 Hummer H3. (328 Nm @ 4600 RPM). This means 2003 BMW M3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Hummer H3.
Compare all specifications:
| 2003 BMW M3 | 2007 Hummer H3 | |
| Make | BMW | Hummer |
| Model | M3 | H3 |
| Year Released | 2003 | 2007 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 3168 cc | 3700 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 342 HP | 242 HP |
| Engine RPM | 7900 RPM | 5600 RPM |
| Torque | 350 Nm | 328 Nm |
| Torque RPM | 4900 RPM | 4600 RPM |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4500 mm | 4750 mm |
| Vehicle Width | 1790 mm | 1900 mm |
| Vehicle Height | 1370 mm | 1880 mm |
| Wheelbase Size | 2730 mm | 2850 mm |
| Fuel Consumption | 8.4 L/100km | 11.8 L/100km |
| Fuel Consumption City | 17.8 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 11.4 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 63 L | 87 L |
