1993 Buick Roadmaster vs. 2005 GMC Sierra
To start off, 2005 GMC Sierra is newer by 12 year(s). Which means there will be less support and parts availability for 1993 Buick Roadmaster. In addition, the cost of maintenance, including insurance, on 1993 Buick Roadmaster would be higher. At 5,965 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (321 HP @ 5000 RPM) has 144 more horse power than 1993 Buick Roadmaster. (177 HP @ 4200 RPM) In normal driving conditions, 2005 GMC Sierra should accelerate faster than 1993 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 430 kg more than 1993 Buick Roadmaster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1993 Buick Roadmaster. In wet, icy, snow, or gravel driving conditions, 2005 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, 1993 Buick Roadmaster (393 Nm @ 2400 RPM) has 23 more torque (in Nm) than 2005 GMC Sierra. (370 Nm @ 4000 RPM). This means 1993 Buick Roadmaster will have an easier job in driving up hills or pulling heavy equipment than 2005 GMC Sierra.
Compare all specifications:
| 1993 Buick Roadmaster | 2005 GMC Sierra | |
| Make | Buick | GMC |
| Model | Roadmaster | Sierra |
| Year Released | 1993 | 2005 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 5733 cc | 5965 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 177 HP | 321 HP |
| Engine RPM | 4200 RPM | 5000 RPM |
| Torque | 393 Nm | 370 Nm |
| Torque RPM | 2400 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1840 kg | 2270 kg |
| Vehicle Length | 5490 mm | 5790 mm |
| Vehicle Width | 1990 mm | 2000 mm |
| Vehicle Height | 1450 mm | 1850 mm |
| Wheelbase Size | 2950 mm | 3650 mm |
