1999 GMC Suburban vs. 2009 GMC Sierra
To start off, 2009 GMC Sierra is newer by 10 year(s). Which means there will be less support and parts availability for 1999 GMC Suburban. In addition, the cost of maintenance, including insurance, on 1999 GMC Suburban would be higher. At 7,400 cc (8 cylinders), 1999 GMC Suburban is equipped with a bigger engine. In terms of performance, 2009 GMC Sierra (403 HP) has 153 more horse power than 1999 GMC Suburban. (250 HP) In normal driving conditions, 2009 GMC Sierra should accelerate faster than 1999 GMC Suburban. With that said, vehicle weight also plays an important factor in acceleration. 2009 GMC Sierra weights approximately 704 kg more than 1999 GMC Suburban. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1999 GMC Suburban. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 GMC Sierra (565 Nm) has 110 more torque (in Nm) than 1999 GMC Suburban. (455 Nm). This means 2009 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1999 GMC Suburban.
Compare all specifications:
| 1999 GMC Suburban | 2009 GMC Sierra | |
| Make | GMC | GMC |
| Model | Suburban | Sierra |
| Year Released | 1999 | 2009 |
| Body Type | SUV | Pickup |
| Engine Position | Front | Front |
| Engine Size | 7400 cc | 6199 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 250 HP | 403 HP |
| Torque | 455 Nm | 565 Nm |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 9 seats | 5 seats |
| Vehicle Weight | 1955 kg | 2659 kg |
| Vehicle Length | 5590 mm | 5850 mm |
| Vehicle Width | 1950 mm | 2040 mm |
| Vehicle Height | 1790 mm | 1880 mm |
| Wheelbase Size | 3350 mm | 3650 mm |
