2008 Hummer H2 vs. 2003 Mazda 323
To start off, 2008 Hummer H2 is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Mazda 323. In addition, the cost of maintenance, including insurance, on 2003 Mazda 323 would be higher. At 6,162 cc (8 cylinders), 2008 Hummer H2 is equipped with a bigger engine. In terms of performance, 2008 Hummer H2 (393 HP @ 5700 RPM) has 296 more horse power than 2003 Mazda 323. (97 HP @ 5500 RPM). In normal driving conditions, 2008 Hummer H2 should accelerate faster than 2003 Mazda 323. With that said, vehicle weight also plays an important factor in acceleration. 2008 Hummer H2 weights approximately 1743 kg more than 2003 Mazda 323. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Hummer H2 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Mazda 323. In wet, icy, snow, or gravel driving conditions, 2008 Hummer H2 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 H2 (563 Nm @ 4400 RPM) has 418 more torque (in Nm) than 2003 Mazda 323. (145 Nm @ 3700 RPM). This means 2008 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda 323. 2008 Hummer H2 has automatic transmission and 2003 Mazda 323 has manual transmission. 2003 Mazda 323 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Hummer H2 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Hummer H2 | 2003 Mazda 323 | |
| Make | Hummer | Mazda |
| Model | H2 | 323 |
| Year Released | 2008 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 6162 cc | 1598 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 393 HP | 97 HP |
| Engine RPM | 5700 RPM | 5500 RPM |
| Torque | 563 Nm | 145 Nm |
| Torque RPM | 4400 RPM | 3700 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 2903 kg | 1160 kg |
| Vehicle Length | 5180 mm | 4500 mm |
| Vehicle Width | 2070 mm | 1760 mm |
| Vehicle Height | 2000 mm | 1420 mm |
| Wheelbase Size | 3130 mm | 2620 mm |
| Fuel Tank Capacity | 121 L | 55 L |
