2007 Chevrolet HHR vs. 2004 Opel Vectra
To start off, 2007 Chevrolet HHR is newer by 3 year(s). Which means there will be less support and parts availability for 2004 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2004 Opel Vectra would be higher. At 2,198 cc (4 cylinders), 2004 Opel Vectra is equipped with a bigger engine. In terms of performance, 2007 Chevrolet HHR (150 HP @ 5600 RPM) has 2 more horse power than 2004 Opel Vectra. (148 HP @ 5600 RPM). In normal driving conditions, 2007 Chevrolet HHR should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Vectra weights approximately 450 kg more than 2007 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, 2004 Opel Vectra (220 Nm @ 3800 RPM) has 14 more torque (in Nm) than 2007 Chevrolet HHR. (206 Nm @ 4000 RPM). This means 2004 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2007 Chevrolet HHR.
Compare all specifications:
| 2007 Chevrolet HHR | 2004 Opel Vectra | |
| Make | Chevrolet | Opel |
| Model | HHR | Vectra |
| Year Released | 2007 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 2189 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 150 HP | 148 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 206 Nm | 220 Nm |
| Torque RPM | 4000 RPM | 3800 RPM |
| Engine Bore Size | 86.1 mm | 86.1 mm |
| Engine Stroke Size | 94.5 mm | 94.6 mm |
| Engine Compression Ratio | 10.0:1 | 12.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1073 kg | 1523 kg |
| Vehicle Length | 4480 mm | 4600 mm |
| Vehicle Width | 1760 mm | 1800 mm |
| Vehicle Height | 1610 mm | 1470 mm |
| Wheelbase Size | 2630 mm | 2700 mm |
| Fuel Consumption Overall | 9.4 L/100km | 7.7 L/100km |
| Fuel Tank Capacity | 61 L | 61 L |
