2005 Hummer H2 vs. 2004 BMW Z4
To start off, 2005 Hummer H2 is newer by 1 year(s). Which means there will be less support and parts availability for 2004 BMW Z4. In addition, the cost of maintenance, including insurance, on 2004 BMW Z4 would be higher. At 5,965 cc (8 cylinders), 2005 Hummer H2 is equipped with a bigger engine. In terms of performance, 2005 Hummer H2 (325 HP) has 140 more horse power than 2004 BMW Z4. (185 HP). In normal driving conditions, 2005 Hummer H2 should accelerate faster than 2004 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Hummer H2 weights approximately 1607 kg more than 2004 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Hummer H2 is four wheel drive (4WD), it will have significant more traction and grip than 2004 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Hummer H2 (496 Nm) has 251 more torque (in Nm) than 2004 BMW Z4. (245 Nm). This means 2005 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW Z4.
Compare all specifications:
| 2005 Hummer H2 | 2004 BMW Z4 | |
| Make | Hummer | BMW |
| Model | H2 | Z4 |
| Year Released | 2005 | 2004 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 2494 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 325 HP | 185 HP |
| Torque | 496 Nm | 245 Nm |
| Engine Bore Size | 102 mm | 84 mm |
| Engine Stroke Size | 92 mm | 75 mm |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2903 kg | 1296 kg |
| Vehicle Length | 4830 mm | 4100 mm |
| Vehicle Width | 2070 mm | 1790 mm |
| Vehicle Height | 1980 mm | 1300 mm |
| Wheelbase Size | 3130 mm | 2500 mm |
| Fuel Tank Capacity | 121 L | 55 L |
