2009 Hummer H3 vs. 2005 BMW Z4
To start off, 2009 Hummer H3 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 BMW Z4. In addition, the cost of maintenance, including insurance, on 2005 BMW Z4 would be higher. At 3,653 cc (5 cylinders), 2009 Hummer H3 is equipped with a bigger engine. In terms of performance, 2009 Hummer H3 (242 HP @ 5600 RPM) has 58 more horse power than 2005 BMW Z4. (184 HP @ 6100 RPM). In normal driving conditions, 2009 Hummer H3 should accelerate faster than 2005 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H3 weights approximately 799 kg more than 2005 BMW Z4. 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 2005 BMW Z4. 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 (328 Nm @ 4600 RPM) has 91 more torque (in Nm) than 2005 BMW Z4. (237 Nm @ 3500 RPM). This means 2009 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW Z4.
Compare all specifications:
| 2009 Hummer H3 | 2005 BMW Z4 | |
| Make | Hummer | BMW |
| Model | H3 | Z4 |
| Year Released | 2009 | 2005 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3653 cc | 2489 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 242 HP | 184 HP |
| Engine RPM | 5600 RPM | 6100 RPM |
| Torque | 328 Nm | 237 Nm |
| Torque RPM | 4600 RPM | 3500 RPM |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 155 km/hour | 235 km/hour |
| Acceleration 0-100mph | 9.7 seconds | 7 seconds |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2194 kg | 1395 kg |
| Vehicle Length | 4790 mm | 4100 mm |
| Vehicle Width | 1900 mm | 1790 mm |
| Vehicle Height | 2000 mm | 1310 mm |
| Wheelbase Size | 2850 mm | 2500 mm |
| Fuel Consumption Overall | 13.9 L/100km | 9 L/100km |
| Fuel Tank Capacity | 87 L | 55 L |
