2005 GMC Sierra vs. 2002 Toyota Allion
To start off, 2005 GMC Sierra is newer by 3 year(s). Which means there will be less support and parts availability for 2002 Toyota Allion. In addition, the cost of maintenance, including insurance, on 2002 Toyota Allion would be higher. At 5,965 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (300 HP) has 194 more horse power than 2002 Toyota Allion. (106 HP). In normal driving conditions, 2005 GMC Sierra should accelerate faster than 2002 Toyota Allion. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 1734 kg more than 2002 Toyota Allion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2002 Toyota Allion. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 GMC Sierra (488 Nm) has 348 more torque (in Nm) than 2002 Toyota Allion. (140 Nm). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2002 Toyota Allion.
Compare all specifications:
| 2005 GMC Sierra | 2002 Toyota Allion | |
| Make | GMC | Toyota |
| Model | Sierra | Allion |
| Year Released | 2005 | 2002 |
| Body Type | Pickup | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 1497 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 300 HP | 106 HP |
| Torque | 488 Nm | 140 Nm |
| Engine Bore Size | 102 mm | 75 mm |
| Engine Stroke Size | 92 mm | 84.7 mm |
| Engine Compression Ratio | 9.4:1 | 10.5:1 |
| Drive Type | 4WD | Front |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2874 kg | 1140 kg |
| Vehicle Length | 6510 mm | 4560 mm |
| Vehicle Width | 2030 mm | 1700 mm |
| Vehicle Height | 1960 mm | 1480 mm |
| Wheelbase Size | 4250 mm | 2710 mm |
