2009 Hummer H2 vs. 2003 Oldsmobile Alero
To start off, 2009 Hummer H2 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Oldsmobile Alero. In addition, the cost of maintenance, including insurance, on 2003 Oldsmobile Alero 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 254 more horse power than 2003 Oldsmobile Alero. (139 HP @ 5600 RPM). In normal driving conditions, 2009 Hummer H2 should accelerate faster than 2003 Oldsmobile Alero. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H2 weights approximately 1490 kg more than 2003 Oldsmobile Alero. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Hummer H2 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Oldsmobile Alero. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Hummer H2 (564 Nm @ 4300 RPM) has 361 more torque (in Nm) than 2003 Oldsmobile Alero. (203 Nm @ 4000 RPM). This means 2009 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2003 Oldsmobile Alero.
Compare all specifications:
| 2009 Hummer H2 | 2003 Oldsmobile Alero | |
| Make | Hummer | Oldsmobile |
| Model | H2 | Alero |
| Year Released | 2009 | 2003 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 6199 cc | 2196 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 393 HP | 139 HP |
| Engine RPM | 5700 RPM | 5600 RPM |
| Torque | 564 Nm | 203 Nm |
| Torque RPM | 4300 RPM | 4000 RPM |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2850 kg | 1360 kg |
| Vehicle Length | 4830 mm | 4750 mm |
| Vehicle Width | 2070 mm | 1790 mm |
| Vehicle Height | 2020 mm | 1390 mm |
| Wheelbase Size | 3130 mm | 2720 mm |
| Fuel Tank Capacity | 121 L | 53 L |
