2007 GMC Sierra vs. 1991 Pontiac 6000
To start off, 2007 GMC Sierra is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Pontiac 6000. In addition, the cost of maintenance, including insurance, on 1991 Pontiac 6000 would be higher. At 6,172 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 GMC Sierra (403 HP @ 5700 RPM) has 295 more horse power than 1991 Pontiac 6000. (108 HP @ 5200 RPM). In normal driving conditions, 2007 GMC Sierra should accelerate faster than 1991 Pontiac 6000. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 1168 kg more than 1991 Pontiac 6000. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1991 Pontiac 6000. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 GMC Sierra (565 Nm @ 4300 RPM) has 382 more torque (in Nm) than 1991 Pontiac 6000. (183 Nm @ 3200 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1991 Pontiac 6000.
Compare all specifications:
| 2007 GMC Sierra | 1991 Pontiac 6000 | |
| Make | GMC | Pontiac |
| Model | Sierra | 6000 |
| Year Released | 2007 | 1991 |
| Body Type | Pickup | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 6172 cc | 2472 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 403 HP | 108 HP |
| Engine RPM | 5700 RPM | 5200 RPM |
| Torque | 565 Nm | 183 Nm |
| Torque RPM | 4300 RPM | 3200 RPM |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2478 kg | 1310 kg |
| Vehicle Length | 5850 mm | 4920 mm |
| Vehicle Width | 2040 mm | 1840 mm |
| Vehicle Height | 1880 mm | 1380 mm |
| Wheelbase Size | 3650 mm | 2670 mm |
