2008 Hummer H3 vs. 2005 Opel Astra
To start off, 2008 Hummer H3 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Opel Astra. In addition, the cost of maintenance, including insurance, on 2005 Opel Astra 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 177 more horse power than 2005 Opel Astra. (123 HP @ 5600 RPM). In normal driving conditions, 2008 Hummer H3 should accelerate faster than 2005 Opel Astra.
Because 2008 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Astra. 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 (434 Nm @ 4000 RPM) has 264 more torque (in Nm) than 2005 Opel Astra. (170 Nm @ 3800 RPM). This means 2008 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra. 2008 Hummer H3 has automatic transmission and 2005 Opel Astra has manual transmission. 2005 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Hummer H3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Hummer H3 | 2005 Opel Astra | |
| Make | Hummer | Opel |
| Model | H3 | Astra |
| Year Released | 2008 | 2005 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5328 cc | 1796 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 300 HP | 123 HP |
| Engine RPM | 5200 RPM | 5600 RPM |
| Torque | 434 Nm | 170 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Engine Compression Ratio | 9.9:1 | 10.5:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Wheelbase Size | 2850 mm | 2610 mm |
| Fuel Tank Capacity | 87 L | 52 L |
