2005 Chevrolet Silverado vs. 2007 Hummer H2
To start off, 2007 Hummer H2 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Chevrolet Silverado. In addition, the cost of maintenance, including insurance, on 2005 Chevrolet Silverado would be higher. At 5,999 cc (8 cylinders), 2007 Hummer H2 is equipped with a bigger engine. In terms of performance, 2007 Hummer H2 (326 HP @ 5200 RPM) has 26 more horse power than 2005 Chevrolet Silverado. (300 HP @ 6000 RPM) In normal driving conditions, 2007 Hummer H2 should accelerate faster than 2005 Chevrolet Silverado. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Silverado weights approximately 7 kg more than 2007 Hummer H2.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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) has 7 more torque (in Nm) than 2005 Chevrolet Silverado. (488 Nm). This means 2007 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2005 Chevrolet Silverado.
Compare all specifications:
| 2005 Chevrolet Silverado | 2007 Hummer H2 | |
| Make | Chevrolet | Hummer |
| Model | Silverado | H2 |
| Year Released | 2005 | 2007 |
| Body Type | Pickup | SUV |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 5999 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 300 HP | 326 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 488 Nm | 495 Nm |
| Engine Bore Size | 102 mm | 101.6 mm |
| Engine Stroke Size | 92 mm | 91.9 mm |
| Engine Compression Ratio | 9.4:1 | 9.4:1 |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2910 kg | 2903 kg |
| Vehicle Length | 6510 mm | 4830 mm |
| Vehicle Width | 2450 mm | 2070 mm |
| Vehicle Height | 1970 mm | 2020 mm |
| Wheelbase Size | 4250 mm | 3130 mm |
| Fuel Tank Capacity | 129 L | 121 L |
