2009 Hummer H3 vs. 2007 Mazda MX-5 Miata
To start off, 2009 Hummer H3 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Mazda MX-5 Miata. In addition, the cost of maintenance, including insurance, on 2007 Mazda MX-5 Miata would be higher. At 3,700 cc (5 cylinders), 2009 Hummer H3 is equipped with a bigger engine. In terms of performance, 2009 Hummer H3 (239 HP @ 5800 RPM) has 81 more horse power than 2007 Mazda MX-5 Miata. (158 HP @ 6700 RPM). In normal driving conditions, 2009 Hummer H3 should accelerate faster than 2007 Mazda MX-5 Miata. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H3 weights approximately 1047 kg more than 2007 Mazda MX-5 Miata. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Mazda MX-5 Miata. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Hummer H3 (327 Nm @ 4600 RPM) has 139 more torque (in Nm) than 2007 Mazda MX-5 Miata. (188 Nm @ 5000 RPM). This means 2009 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mazda MX-5 Miata.
Compare all specifications:
| 2009 Hummer H3 | 2007 Mazda MX-5 Miata | |
| Make | Hummer | Mazda |
| Model | H3 | MX-5 Miata |
| Year Released | 2009 | 2007 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3700 cc | 1999 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 239 HP | 158 HP |
| Engine RPM | 5800 RPM | 6700 RPM |
| Torque | 327 Nm | 188 Nm |
| Torque RPM | 4600 RPM | 5000 RPM |
| Engine Compression Ratio | 10.0:1 | 10.8:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2202 kg | 1155 kg |
| Vehicle Length | 4770 mm | 4000 mm |
| Vehicle Width | 2170 mm | 1730 mm |
| Vehicle Height | 1870 mm | 1250 mm |
| Wheelbase Size | 2850 mm | 2340 mm |
| Fuel Consumption Overall | 14.7 L/100km | 7.7 L/100km |
| Fuel Tank Capacity | 87 L | 50 L |
