1999 GMC Sonoma vs. 2009 Hummer H2
To start off, 2009 Hummer H2 is newer by 10 year(s). Which means there will be less support and parts availability for 1999 GMC Sonoma. In addition, the cost of maintenance, including insurance, on 1999 GMC Sonoma would be higher. At 6,199 cc (8 cylinders), 2009 Hummer H2 is equipped with a bigger engine. In terms of performance, 2009 Hummer H2 (393 HP @ 5700 RPM) has 216 more horse power than 1999 GMC Sonoma. (177 HP @ 4400 RPM) In normal driving conditions, 2009 Hummer H2 should accelerate faster than 1999 GMC Sonoma. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H2 weights approximately 1403 kg more than 1999 GMC Sonoma. 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, 2009 Hummer H2 (564 Nm @ 4300 RPM) has 232 more torque (in Nm) than 1999 GMC Sonoma. (332 Nm @ 2800 RPM). This means 2009 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 1999 GMC Sonoma. 2009 Hummer H2 has automatic transmission and 1999 GMC Sonoma has manual transmission. 1999 GMC Sonoma will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Hummer H2 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 GMC Sonoma | 2009 Hummer H2 | |
| Make | GMC | Hummer |
| Model | Sonoma | H2 |
| Year Released | 1999 | 2009 |
| Body Type | Pickup | SUV |
| Engine Position | Front | Front |
| Engine Size | 4293 cc | 6199 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 177 HP | 393 HP |
| Engine RPM | 4400 RPM | 5700 RPM |
| Torque | 332 Nm | 564 Nm |
| Torque RPM | 2800 RPM | 4300 RPM |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1500 kg | 2903 kg |
| Vehicle Length | 5210 mm | 4830 mm |
| Vehicle Width | 1730 mm | 2070 mm |
| Vehicle Height | 1600 mm | 2020 mm |
| Wheelbase Size | 3130 mm | 3130 mm |
