2005 Opel Astra vs. 2011 Chevrolet HHR
To start off, 2011 Chevrolet HHR is newer by 6 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 2,200 cc (4 cylinders), 2011 Chevrolet HHR is equipped with a bigger engine. In terms of performance, 2011 Chevrolet HHR (155 HP @ 6100 RPM) has 58 more horse power than 2005 Opel Astra. (97 HP @ 6000 RPM) In normal driving conditions, 2011 Chevrolet HHR should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2011 Chevrolet HHR weights approximately 321 kg more than 2005 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than 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, 2011 Chevrolet HHR (203 Nm @ 4800 RPM) has 61 more torque (in Nm) than 2005 Opel Astra. (142 Nm @ 3600 RPM). This means 2011 Chevrolet HHR will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2005 Opel Astra | 2011 Chevrolet HHR | |
| Make | Opel | Chevrolet |
| Model | Astra | HHR |
| Year Released | 2005 | 2011 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1598 cc | 2200 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 97 HP | 155 HP |
| Engine RPM | 6000 RPM | 6100 RPM |
| Torque | 142 Nm | 203 Nm |
| Torque RPM | 3600 RPM | 4800 RPM |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1110 kg | 1431 kg |
| Wheelbase Size | 2700 mm | 2629 mm |
| Fuel Tank Capacity | 52 L | 61 L |
