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), 1990 Buick Roadmaster is equipped with a bigger engine. In terms of performance, 1990 Buick Roadmaster (177 HP @ 4200 RPM) has 9 more horse power than 1991 Buick Roadmaster. (168 HP @ 4200 RPM). In normal driving conditions, 1990 Buick Roadmaster should accelerate faster than 1991 Buick Roadmaster. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Roadmaster weights approximately 160 kg more than 1990 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, 1990 Buick Roadmaster (393 Nm @ 2400 RPM) has 47 more torque (in Nm) than 1991 Buick Roadmaster. (346 Nm @ 2400 RPM). This means 1990 Buick Roadmaster will have an easier job in driving up hills or pulling heavy equipment than 1991 Buick Roadmaster.
Compare all specifications:
| 1990 Buick Roadmaster | 1991 Buick Roadmaster | |
| Make | Buick | Buick |
| Model | Roadmaster | Roadmaster |
| Year Released | 1990 | 1991 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 5731 cc | 5002 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 177 HP | 168 HP |
| Engine RPM | 4200 RPM | 4200 RPM |
| Torque | 393 Nm | 346 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 | 4 doors | 5 doors |
| Vehicle Weight | 1840 kg | 2000 kg |
| Vehicle Length | 5490 mm | 5540 mm |
| Vehicle Width | 1990 mm | 2040 mm |
| Vehicle Height | 1450 mm | 1540 mm |
| Wheelbase Size | 2950 mm | 2950 mm |
