1990 Buick Roadmaster vs. 2013 GMC Sierra
To start off, 2013 GMC Sierra is newer by 23 year(s). Which means there will be less support and parts availability for 1990 Buick Roadmaster. In addition, the cost of maintenance, including insurance, on 1990 Buick Roadmaster would be higher. At 5,731 cc (8 cylinders), 1990 Buick Roadmaster is equipped with a bigger engine. In terms of performance, 2013 GMC Sierra (298 HP @ 5600 RPM) has 121 more horse power than 1990 Buick Roadmaster. (177 HP @ 4200 RPM) In normal driving conditions, 2013 GMC Sierra should accelerate faster than 1990 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 2013 GMC Sierra weights approximately 614 kg more than 1990 Buick Roadmaster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1990 Buick Roadmaster. In wet, icy, snow, or gravel driving conditions, 2013 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, 2013 GMC Sierra (414 Nm @ 4600 RPM) has 21 more torque (in Nm) than 1990 Buick Roadmaster. (393 Nm @ 2400 RPM). This means 2013 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1990 Buick Roadmaster.
Compare all specifications:
| 1990 Buick Roadmaster | 2013 GMC Sierra | |
| Make | Buick | GMC |
| Model | Roadmaster | Sierra |
| Year Released | 1990 | 2013 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 5731 cc | 4800 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 177 HP | 298 HP |
| Engine RPM | 4200 RPM | 5600 RPM |
| Torque | 393 Nm | 414 Nm |
| Torque RPM | 2400 RPM | 4600 RPM |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | 4-speed automatic |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1840 kg | 2454 kg |
| Vehicle Length | 5490 mm | 5847 mm |
| Vehicle Width | 1990 mm | 2032 mm |
| Vehicle Height | 1450 mm | 1872 mm |
| Wheelbase Size | 2950 mm | 3645 mm |
