2008 Hummer H3 vs. 2003 Mazda 3
To start off, 2008 Hummer H3 is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Mazda 3. In addition, the cost of maintenance, including insurance, on 2003 Mazda 3 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 1091 kg more than 2003 Mazda 3.
Because 2008 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Mazda 3. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Hummer H3 (328 Nm @ 4600 RPM) has 180 more torque (in Nm) than 2003 Mazda 3. (148 Nm @ 4000 RPM). This means 2008 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda 3. 2008 Hummer H3 has automatic transmission and 2003 Mazda 3 has manual transmission. 2003 Mazda 3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Hummer H3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Hummer H3 | 2003 Mazda 3 | |
| Make | Hummer | Mazda |
| Model | H3 | 3 |
| Year Released | 2008 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 3653 cc | 1598 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 0 HP | 104 HP |
| Torque | 328 Nm | 148 Nm |
| Torque RPM | 4600 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 2231 kg | 1140 kg |
| Vehicle Length | 5180 mm | 4430 mm |
| Vehicle Height | 2020 mm | 1470 mm |
| Wheelbase Size | 2850 mm | 2610 mm |
| Fuel Consumption Overall | 15.7 L/100km | 7.2 L/100km |
| Fuel Tank Capacity | 87 L | 55 L |
