2008 Chevrolet HHR vs. 2007 Opel Astra
To start off, 2008 Chevrolet HHR is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Opel Astra. In addition, the cost of maintenance, including insurance, on 2007 Opel Astra would be higher. At 2,196 cc (4 cylinders), 2008 Chevrolet HHR is equipped with a bigger engine. In terms of performance, 2008 Chevrolet HHR (150 HP @ 5600 RPM) has 32 more horse power than 2007 Opel Astra. (118 HP @ 3500 RPM). In normal driving conditions, 2008 Chevrolet HHR should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Astra weights approximately 322 kg more than 2008 Chevrolet HHR.
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, 2007 Opel Astra (280 Nm @ 2000 RPM) has 74 more torque (in Nm) than 2008 Chevrolet HHR. (206 Nm @ 4200 RPM). This means 2007 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 2008 Chevrolet HHR.
Compare all specifications:
| 2008 Chevrolet HHR | 2007 Opel Astra | |
| Make | Chevrolet | Opel |
| Model | HHR | Astra |
| Year Released | 2008 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2196 cc | 1909 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 150 HP | 118 HP |
| Engine RPM | 5600 RPM | 3500 RPM |
| Torque | 206 Nm | 280 Nm |
| Torque RPM | 4200 RPM | 2000 RPM |
| Engine Compression Ratio | 10.0:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1073 kg | 1395 kg |
| Vehicle Length | 4480 mm | 4480 mm |
| Vehicle Width | 1760 mm | 2030 mm |
| Vehicle Height | 1610 mm | 1420 mm |
| Wheelbase Size | 2640 mm | 2620 mm |
| Fuel Consumption Overall | 9.8 L/100km | 6.1 L/100km |
| Fuel Tank Capacity | 61 L | 52 L |
