2002 Pontiac Aztek vs. 2011 GMC Sierra
To start off, 2011 GMC Sierra is newer by 9 year(s). Which means there will be less support and parts availability for 2002 Pontiac Aztek. In addition, the cost of maintenance, including insurance, on 2002 Pontiac Aztek would be higher. At 6,000 cc (8 cylinders), 2011 GMC Sierra is equipped with a bigger engine. In terms of performance, 2011 GMC Sierra (353 HP @ 5400 RPM) has 177 more horse power than 2002 Pontiac Aztek. (176 HP @ 5200 RPM) In normal driving conditions, 2011 GMC Sierra should accelerate faster than 2002 Pontiac Aztek. With that said, vehicle weight also plays an important factor in acceleration. 2011 GMC Sierra weights approximately 829 kg more than 2002 Pontiac Aztek. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or 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, 2011 GMC Sierra (506 Nm @ 4400 RPM) has 208 more torque (in Nm) than 2002 Pontiac Aztek. (298 Nm @ 4000 RPM). This means 2011 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2002 Pontiac Aztek.
Compare all specifications:
| 2002 Pontiac Aztek | 2011 GMC Sierra | |
| Make | Pontiac | GMC |
| Model | Aztek | Sierra |
| Year Released | 2002 | 2011 |
| Body Type | Crossover | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3392 cc | 6000 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 176 HP | 353 HP |
| Engine RPM | 5200 RPM | 5400 RPM |
| Torque | 298 Nm | 506 Nm |
| Torque RPM | 4000 RPM | 4400 RPM |
| Engine Compression Ratio | 8.6:1 | 9.6:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1830 kg | 2659 kg |
| Vehicle Length | 4630 mm | 5720 mm |
| Vehicle Width | 1880 mm | 2440 mm |
| Vehicle Height | 1700 mm | 1960 mm |
| Wheelbase Size | 2760 mm | 3380 mm |
| Fuel Tank Capacity | 69 L | 129 L |
