2007 Chevrolet HHR vs. 2007 Porsche 911
To start off, both 2007 Chevrolet HHR and 2007 Porsche 911 were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,600 cc (6 cylinders), 2007 Porsche 911 is equipped with a bigger engine. In terms of performance, 2007 Porsche 911 (409 HP @ 7600 RPM) has 259 more horse power than 2007 Chevrolet HHR. (150 HP @ 5600 RPM) In normal driving conditions, 2007 Porsche 911 should accelerate faster than 2007 Chevrolet HHR. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche 911 weights approximately 313 kg more than 2007 Chevrolet HHR. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Porsche 911 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2007 Porsche 911. However, in wet, icy, snow, or gravel driving conditions, 2007 Chevrolet HHR, being front wheel drive (FWD), will offer much better control with better grip. 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 Porsche 911 (405 Nm @ 5500 RPM) has 199 more torque (in Nm) than 2007 Chevrolet HHR. (206 Nm @ 4000 RPM). This means 2007 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2007 Chevrolet HHR.
Compare all specifications:
| 2007 Chevrolet HHR | 2007 Porsche 911 | |
| Make | Chevrolet | Porsche |
| Model | HHR | 911 |
| Year Released | 2007 | 2007 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2189 cc | 3600 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 150 HP | 409 HP |
| Engine RPM | 5600 RPM | 7600 RPM |
| Torque | 206 Nm | 405 Nm |
| Torque RPM | 4000 RPM | 5500 RPM |
| Engine Bore Size | 86.1 mm | 100 mm |
| Engine Stroke Size | 94.5 mm | 76.4 mm |
| Engine Compression Ratio | 10.0:1 | 11.7:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1073 kg | 1386 kg |
| Vehicle Length | 4480 mm | 4440 mm |
| Vehicle Width | 1760 mm | 1780 mm |
| Vehicle Height | 1610 mm | 1280 mm |
| Wheelbase Size | 2630 mm | 2360 mm |
| Fuel Consumption Overall | 9.4 L/100km | 12.9 L/100km |
| Fuel Tank Capacity | 61 L | 89 L |
