2009 Chevrolet HHR vs. 2007 Proton Gen
To start off, 2009 Chevrolet HHR is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Proton Gen. In addition, the cost of maintenance, including insurance, on 2007 Proton Gen would be higher. At 2,201 cc (4 cylinders), 2009 Chevrolet HHR is equipped with a bigger engine. In terms of performance, 2009 Chevrolet HHR (155 HP @ 6100 RPM) has 46 more horse power than 2007 Proton Gen. (109 HP @ 6000 RPM). In normal driving conditions, 2009 Chevrolet HHR should accelerate faster than 2007 Proton Gen.
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, 2009 Chevrolet HHR (203 Nm @ 4800 RPM) has 55 more torque (in Nm) than 2007 Proton Gen. (148 Nm @ 4000 RPM). This means 2009 Chevrolet HHR will have an easier job in driving up hills or pulling heavy equipment than 2007 Proton Gen. 2007 Proton Gen has automatic transmission and 2009 Chevrolet HHR has manual transmission. 2009 Chevrolet HHR will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Proton Gen will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Chevrolet HHR | 2007 Proton Gen | |
| Make | Chevrolet | Proton |
| Model | HHR | Gen |
| Year Released | 2009 | 2007 |
| Engine Size | 2201 cc | 1597 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 155 HP | 109 HP |
| Engine RPM | 6100 RPM | 6000 RPM |
| Torque | 203 Nm | 148 Nm |
| Torque RPM | 4800 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4480 mm | 4320 mm |
| Vehicle Width | 1760 mm | 1440 mm |
| Vehicle Height | 1610 mm | 1760 mm |
| Wheelbase Size | 2640 mm | 2610 mm |
| Fuel Consumption Overall | 9.1 L/100km | 6.2 L/100km |
| Fuel Tank Capacity | 61 L | 50 L |
