2009 Mazda 3 vs. 2010 Hummer H3
To start off, 2010 Hummer H3 is newer by 1 year(s). Which means there will be less support and parts availability for 2009 Mazda 3. In addition, the cost of maintenance, including insurance, on 2009 Mazda 3 would be higher. At 3,653 cc (5 cylinders), 2010 Hummer H3 is equipped with a bigger engine. In terms of performance, 2010 Hummer H3 (243 HP @ 5600 RPM) has 139 more horse power than 2009 Mazda 3. (104 HP @ 5500 RPM) In normal driving conditions, 2010 Hummer H3 should accelerate faster than 2009 Mazda 3. With that said, vehicle weight also plays an important factor in acceleration. 2010 Hummer H3 weights approximately 1046 kg more than 2009 Mazda 3. 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 2009 Mazda 3. 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 (328 Nm @ 4600 RPM) has 183 more torque (in Nm) than 2009 Mazda 3. (145 Nm @ 4000 RPM). This means 2010 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mazda 3.
Compare all specifications:
| 2009 Mazda 3 | 2010 Hummer H3 | |
| Make | Mazda | Hummer |
| Model | 3 | H3 |
| Year Released | 2009 | 2010 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1595 cc | 3653 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 104 HP | 243 HP |
| Engine RPM | 5500 RPM | 5600 RPM |
| Torque | 145 Nm | 328 Nm |
| Torque RPM | 4000 RPM | 4600 RPM |
| Engine Bore Size | 78 mm | 95.5 mm |
| Engine Stroke Size | 83.6 mm | 102 mm |
| Engine Compression Ratio | 10.0:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1185 kg | 2231 kg |
| Vehicle Length | 4500 mm | 4790 mm |
| Vehicle Width | 1760 mm | 1900 mm |
| Vehicle Height | 1470 mm | 2000 mm |
| Wheelbase Size | 2650 mm | 2850 mm |
| Fuel Consumption Overall | 7.2 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 55 L | 87 L |
