1983 GMC Suburban vs. 2007 GMC Sierra
To start off, 2007 GMC Sierra is newer by 24 year(s). Which means there will be less support and parts availability for 1983 GMC Suburban. In addition, the cost of maintenance, including insurance, on 1983 GMC Suburban would be higher. At 7,446 cc (8 cylinders), 1983 GMC Suburban is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (312 HP @ 4400 RPM) has 85 more horse power than 1983 GMC Suburban. (227 HP @ 3800 RPM) In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1983 GMC Suburban. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 105 kg more than 1983 GMC Suburban. 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, 2007 GMC Sierra (506 Nm @ 4400 RPM) has 18 more torque (in Nm) than 1983 GMC Suburban. (488 Nm @ 2800 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1983 GMC Suburban.
Compare all specifications:
| 1983 GMC Suburban | 2007 GMC Sierra | |
| Make | GMC | GMC |
| Model | Suburban | Sierra |
| Year Released | 1983 | 2007 |
| Body Type | SUV | Pickup |
| Engine Position | Front | Front |
| Engine Size | 7446 cc | 5999 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 227 HP | 312 HP |
| Engine RPM | 3800 RPM | 4400 RPM |
| Torque | 488 Nm | 506 Nm |
| Torque RPM | 2800 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 2330 kg | 2435 kg |
| Vehicle Length | 5480 mm | 6580 mm |
| Vehicle Width | 1950 mm | 2440 mm |
| Vehicle Height | 1800 mm | 1940 mm |
| Wheelbase Size | 3300 mm | 4250 mm |
