2007 Hummer H2 vs. 2004 Rover 45
To start off, 2007 Hummer H2 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Rover 45. In addition, the cost of maintenance, including insurance, on 2004 Rover 45 would be higher. At 5,998 cc (8 cylinders), 2007 Hummer H2 is equipped with a bigger engine. In terms of performance, 2007 Hummer H2 (325 HP @ 5200 RPM) has 177 more horse power than 2004 Rover 45. (148 HP @ 6500 RPM). In normal driving conditions, 2007 Hummer H2 should accelerate faster than 2004 Rover 45. With that said, vehicle weight also plays an important factor in acceleration. 2007 Hummer H2 weights approximately 1563 kg more than 2004 Rover 45. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Hummer H2 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Rover 45. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Hummer H2 (495 Nm @ 4000 RPM) has 310 more torque (in Nm) than 2004 Rover 45. (185 Nm @ 4000 RPM). This means 2007 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2004 Rover 45.
Compare all specifications:
| 2007 Hummer H2 | 2004 Rover 45 | |
| Make | Hummer | Rover |
| Model | H2 | 45 |
| Year Released | 2007 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 5998 cc | 1997 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 325 HP | 148 HP |
| Engine RPM | 5200 RPM | 6500 RPM |
| Torque | 495 Nm | 185 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2903 kg | 1340 kg |
| Vehicle Length | 4830 mm | 4370 mm |
| Vehicle Width | 2070 mm | 1700 mm |
| Vehicle Height | 2020 mm | 1400 mm |
| Wheelbase Size | 3130 mm | 2630 mm |
| Fuel Tank Capacity | 121 L | 55 L |
