2003 Buick Rainier vs. 2005 GMC Sierra
To start off, 2005 GMC Sierra is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Buick Rainier. In addition, the cost of maintenance, including insurance, on 2003 Buick Rainier 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 14 more horse power than 2003 Buick Rainier. (286 HP) In normal driving conditions, 2005 GMC Sierra should accelerate faster than 2003 Buick Rainier. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 669 kg more than 2003 Buick Rainier. 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, 2005 GMC Sierra (488 Nm) has 47 more torque (in Nm) than 2003 Buick Rainier. (441 Nm). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2003 Buick Rainier.
Compare all specifications:
| 2003 Buick Rainier | 2005 GMC Sierra | |
| Make | Buick | GMC |
| Model | Rainier | Sierra |
| Year Released | 2003 | 2005 |
| Body Type | SUV | Pickup |
| Engine Position | Front | Front |
| Engine Size | 5300 cc | 5965 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 286 HP | 300 HP |
| Torque | 441 Nm | 488 Nm |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 6 seats |
| Vehicle Weight | 2205 kg | 2874 kg |
| Vehicle Length | 4920 mm | 6510 mm |
| Vehicle Width | 1920 mm | 2030 mm |
| Vehicle Height | 1900 mm | 1960 mm |
| Wheelbase Size | 2880 mm | 4250 mm |
