1999 GMC Sierra vs. 2007 Hummer H2
To start off, 2007 Hummer H2 is newer by 8 year(s). Which means there will be less support and parts availability for 1999 GMC Sierra. In addition, the cost of maintenance, including insurance, on 1999 GMC Sierra 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 58 more horse power than 1999 GMC Sierra. (267 HP @ 5200 RPM) In normal driving conditions, 2007 Hummer H2 should accelerate faster than 1999 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Hummer H2 weights approximately 1098 kg more than 1999 GMC Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 @ 4000 RPM) has 109 more torque (in Nm) than 1999 GMC Sierra. (386 Nm @ 4000 RPM). This means 2007 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 1999 GMC Sierra. 2007 Hummer H2 has automatic transmission and 1999 GMC Sierra has manual transmission. 1999 GMC Sierra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Hummer H2 will be easier to drive especially in heavy traffic.
Compare all specifications:
1999 GMC Sierra | 2007 Hummer H2 | |
Make | GMC | Hummer |
Model | Sierra | H2 |
Year Released | 1999 | 2007 |
Body Type | Pickup | SUV |
Engine Position | Front | Front |
Engine Size | 4784 cc | 5998 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | in-line | V |
Horse Power | 267 HP | 325 HP |
Engine RPM | 5200 RPM | 5200 RPM |
Torque | 386 Nm | 495 Nm |
Torque RPM | 4000 RPM | 4000 RPM |
Fuel Type | Gasoline | Gasoline |
Drive Type | 4WD | 4WD |
Transmission Type | Manual | Automatic |
Vehicle Weight | 1805 kg | 2903 kg |
Vehicle Length | 5170 mm | 4830 mm |
Vehicle Width | 2000 mm | 2070 mm |
Vehicle Height | 1810 mm | 2020 mm |
Wheelbase Size | 3030 mm | 3130 mm |