2006 GMC Sierra vs. 1990 GMC Suburban
To start off, 2006 GMC Sierra is newer by 16 year(s). Which means there will be less support and parts availability for 1990 GMC Suburban. In addition, the cost of maintenance, including insurance, on 1990 GMC Suburban would be higher. At 5,965 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (300 HP @ 4400 RPM) has 91 more horse power than 1990 GMC Suburban. (209 HP @ 4000 RPM). In normal driving conditions, 2006 GMC Sierra should accelerate faster than 1990 GMC Suburban.
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, 2006 GMC Sierra (488 Nm @ 4000 RPM) has 81 more torque (in Nm) than 1990 GMC Suburban. (407 Nm @ 2800 RPM). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1990 GMC Suburban.
Compare all specifications:
| 2006 GMC Sierra | 1990 GMC Suburban | |
| Make | GMC | GMC |
| Model | Sierra | Suburban |
| Year Released | 2006 | 1990 |
| Body Type | Pickup | SUV |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 5733 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 300 HP | 209 HP |
| Engine RPM | 4400 RPM | 4000 RPM |
| Torque | 488 Nm | 407 Nm |
| Torque RPM | 4000 RPM | 2800 RPM |
| Drive Type | 4WD | 4WD |
| Vehicle Length | 6570 mm | 5480 mm |
| Vehicle Width | 2450 mm | 1950 mm |
| Vehicle Height | 1970 mm | 1800 mm |
| Wheelbase Size | 4250 mm | 3300 mm |
