2009 Hummer H3 vs. 1988 Pontiac Grand Am
To start off, 2009 Hummer H3 is newer by 21 year(s). Which means there will be less support and parts availability for 1988 Pontiac Grand Am. In addition, the cost of maintenance, including insurance, on 1988 Pontiac Grand Am would be higher. At 3,653 cc (5 cylinders), 2009 Hummer H3 is equipped with a bigger engine. In terms of performance, 2009 Hummer H3 (242 HP @ 5600 RPM) has 79 more horse power than 1988 Pontiac Grand Am. (163 HP @ 5600 RPM). In normal driving conditions, 2009 Hummer H3 should accelerate faster than 1988 Pontiac Grand Am. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H3 weights approximately 959 kg more than 1988 Pontiac Grand Am. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 1988 Pontiac Grand Am. In wet, icy, snow, or gravel driving conditions, 2009 Hummer H3 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, 2009 Hummer H3 (328 Nm @ 4600 RPM) has 91 more torque (in Nm) than 1988 Pontiac Grand Am. (237 Nm @ 4000 RPM). This means 2009 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 1988 Pontiac Grand Am.
Compare all specifications:
| 2009 Hummer H3 | 1988 Pontiac Grand Am | |
| Make | Hummer | Pontiac |
| Model | H3 | Grand Am |
| Year Released | 2009 | 1988 |
| Engine Position | Front | Front |
| Engine Size | 3653 cc | 1996 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 242 HP | 163 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 328 Nm | 237 Nm |
| Torque RPM | 4600 RPM | 4000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Vehicle Weight | 2194 kg | 1235 kg |
| Vehicle Length | 4790 mm | 4520 mm |
| Vehicle Width | 1900 mm | 1710 mm |
| Vehicle Height | 2000 mm | 1340 mm |
| Wheelbase Size | 2850 mm | 2630 mm |
| Fuel Tank Capacity | 87 L | 69 L |
