2008 Hummer H3 vs. 2003 Oldsmobile Alero
To start off, 2008 Hummer H3 is newer by 5 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 5,328 cc (8 cylinders), 2008 Hummer H3 is equipped with a bigger engine. In terms of performance, 2008 Hummer H3 (300 HP @ 5200 RPM) has 161 more horse power than 2003 Oldsmobile Alero. (139 HP @ 5600 RPM). In normal driving conditions, 2008 Hummer H3 should accelerate faster than 2003 Oldsmobile Alero.
Because 2008 Hummer H3 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, 2008 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, 2008 Hummer H3 (435 Nm @ 4000 RPM) has 232 more torque (in Nm) than 2003 Oldsmobile Alero. (203 Nm @ 4000 RPM). This means 2008 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 2003 Oldsmobile Alero.
Compare all specifications:
| 2008 Hummer H3 | 2003 Oldsmobile Alero | |
| Make | Hummer | Oldsmobile |
| Model | H3 | Alero |
| Year Released | 2008 | 2003 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5328 cc | 2196 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 300 HP | 139 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 435 Nm | 203 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4750 mm | 4750 mm |
| Vehicle Width | 2180 mm | 1790 mm |
| Vehicle Height | 1860 mm | 1390 mm |
| Wheelbase Size | 2850 mm | 2720 mm |
| Fuel Tank Capacity | 87 L | 53 L |
