2008 Chevrolet HHR vs. 2008 GMC Sierra
To start off, both 2008 Chevrolet HHR and 2008 GMC Sierra were released in the same year (2008). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 6,000 cc (8 cylinders), 2008 GMC Sierra is equipped with a bigger engine. In terms of performance, 2008 GMC Sierra (364 HP @ 5400 RPM) has 215 more horse power than 2008 Chevrolet HHR. (149 HP @ 5600 RPM) In normal driving conditions, 2008 GMC Sierra should accelerate faster than 2008 Chevrolet HHR. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Sierra weights approximately 1584 kg more than 2008 Chevrolet HHR. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2008 Chevrolet HHR. In wet, icy, snow, or gravel driving conditions, 2008 GMC Sierra will offer significantly more control. 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, 2008 GMC Sierra (506 Nm @ 4400 RPM) has 300 more torque (in Nm) than 2008 Chevrolet HHR. (206 Nm @ 4200 RPM). This means 2008 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2008 Chevrolet HHR. 2008 GMC Sierra has automatic transmission and 2008 Chevrolet HHR has manual transmission. 2008 Chevrolet HHR will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Chevrolet HHR | 2008 GMC Sierra | |
| Make | Chevrolet | GMC |
| Model | HHR | Sierra |
| Year Released | 2008 | 2008 |
| Body Type | Hatchback | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2200 cc | 6000 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 149 HP | 364 HP |
| Engine RPM | 5600 RPM | 5400 RPM |
| Torque | 206 Nm | 506 Nm |
| Torque RPM | 4200 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 3 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1075 kg | 2659 kg |
| Vehicle Length | 4480 mm | 5710 mm |
| Vehicle Width | 1760 mm | 2040 mm |
| Vehicle Height | 1610 mm | 1940 mm |
| Wheelbase Size | 2640 mm | 3380 mm |
| Fuel Consumption Overall | 10.2 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 61 L | 129 L |
