1990 Buick Roadmaster vs. 1991 Buick Roadmaster
To start off, 1991 Buick Roadmaster is newer by 1 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), 1991 Buick Roadmaster is equipped with a bigger engine. In terms of performance, 1991 Buick Roadmaster (177 HP @ 4200 RPM) has 9 more horse power than 1990 Buick Roadmaster. (168 HP @ 4200 RPM) In normal driving conditions, 1991 Buick Roadmaster should accelerate faster than 1990 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 1990 Buick Roadmaster weights approximately 160 kg more than 1991 Buick Roadmaster.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 1991 Buick Roadmaster (393 Nm @ 2400 RPM) has 47 more torque (in Nm) than 1990 Buick Roadmaster. (346 Nm @ 2400 RPM). This means 1991 Buick Roadmaster will have an easier job in driving up hills or pulling heavy equipment than 1990 Buick Roadmaster.
Compare all specifications:
| 1990 Buick Roadmaster | 1991 Buick Roadmaster | |
| Make | Buick | Buick |
| Model | Roadmaster | Roadmaster |
| Year Released | 1990 | 1991 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5002 cc | 5731 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 168 HP | 177 HP |
| Engine RPM | 4200 RPM | 4200 RPM |
| Torque | 346 Nm | 393 Nm |
| Torque RPM | 2400 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2000 kg | 1840 kg |
| Vehicle Length | 5540 mm | 5280 mm |
| Vehicle Width | 2040 mm | 2040 mm |
| Vehicle Height | 1540 mm | 1650 mm |
| Wheelbase Size | 2950 mm | 2950 mm |
