1991 Buick Roadmaster vs. 2011 Chevrolet Silverado
To start off, 2011 Chevrolet Silverado is newer by 20 year(s). Which means there will be less support and parts availability for 1991 Buick Roadmaster. In addition, the cost of maintenance, including insurance, on 1991 Buick Roadmaster would be higher. At 5,999 cc (8 cylinders), 2011 Chevrolet Silverado is equipped with a bigger engine. In terms of performance, 2011 Chevrolet Silverado (323 HP @ 4400 RPM) has 155 more horse power than 1991 Buick Roadmaster. (168 HP @ 4200 RPM) In normal driving conditions, 2011 Chevrolet Silverado should accelerate faster than 1991 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Roadmaster weights approximately 739 kg more than 2011 Chevrolet Silverado.
Because 2011 Chevrolet Silverado is four wheel drive (4WD), it will have significant more traction and grip than 1991 Buick Roadmaster. In wet, icy, snow, or gravel driving conditions, 2011 Chevrolet Silverado 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, 2011 Chevrolet Silverado (515 Nm @ 4200 RPM) has 169 more torque (in Nm) than 1991 Buick Roadmaster. (346 Nm @ 2400 RPM). This means 2011 Chevrolet Silverado will have an easier job in driving up hills or pulling heavy equipment than 1991 Buick Roadmaster.
Compare all specifications:
| 1991 Buick Roadmaster | 2011 Chevrolet Silverado | |
| Make | Buick | Chevrolet |
| Model | Roadmaster | Silverado |
| Year Released | 1991 | 2011 |
| Body Type | Station Wagon | Pickup |
| Engine Position | Front | Front |
| Engine Size | 5002 cc | 5999 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 168 HP | 323 HP |
| Engine RPM | 4200 RPM | 4400 RPM |
| Torque | 346 Nm | 515 Nm |
| Torque RPM | 2400 RPM | 4200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2000 kg | 1261 kg |
| Vehicle Length | 5540 mm | 6580 mm |
| Vehicle Width | 2040 mm | 2440 mm |
| Vehicle Height | 1540 mm | 1940 mm |
| Wheelbase Size | 2950 mm | 4250 mm |
