2007 Pontiac Grand Prix vs. 2010 Chevrolet HHR
To start off, 2010 Chevrolet HHR is newer by 3 year(s). Which means there will be less support and parts availability for 2007 Pontiac Grand Prix. In addition, the cost of maintenance, including insurance, on 2007 Pontiac Grand Prix would be higher. At 3,790 cc (6 cylinders), 2007 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 2007 Pontiac Grand Prix (260 HP @ 5400 RPM) has 105 more horse power than 2010 Chevrolet HHR. (155 HP @ 6100 RPM). In normal driving conditions, 2007 Pontiac Grand Prix should accelerate faster than 2010 Chevrolet HHR. With that said, vehicle weight also plays an important factor in acceleration. 2010 Chevrolet HHR weights approximately 84 kg more than 2007 Pontiac Grand Prix.
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 Pontiac Grand Prix (380 Nm @ 3600 RPM) has 177 more torque (in Nm) than 2010 Chevrolet HHR. (203 Nm @ 4800 RPM). This means 2007 Pontiac Grand Prix will have an easier job in driving up hills or pulling heavy equipment than 2010 Chevrolet HHR. 2007 Pontiac Grand Prix has automatic transmission and 2010 Chevrolet HHR has manual transmission. 2010 Chevrolet HHR will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Pontiac Grand Prix will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Pontiac Grand Prix | 2010 Chevrolet HHR | |
| Make | Pontiac | Chevrolet |
| Model | Grand Prix | HHR |
| Year Released | 2007 | 2010 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3790 cc | 2200 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 260 HP | 155 HP |
| Engine RPM | 5400 RPM | 6100 RPM |
| Torque | 380 Nm | 203 Nm |
| Torque RPM | 3600 RPM | 4800 RPM |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1347 kg | 1431 kg |
| Vehicle Length | 5040 mm | 4475 mm |
| Vehicle Width | 1830 mm | 1755 mm |
| Vehicle Height | 1430 mm | 1603 mm |
| Wheelbase Size | 2810 mm | 2629 mm |
| Fuel Consumption Highway | 8.4 L/100km | 7.4 L/100km |
| Fuel Consumption City | 12.4 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 64 L | 61 L |
