1991 Buick Roadmaster vs. 1981 Cadillac Seville
To start off, 1991 Buick Roadmaster is newer by 10 year(s). Which means there will be less support and parts availability for 1981 Cadillac Seville. In addition, the cost of maintenance, including insurance, on 1981 Cadillac Seville 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 54 more horse power than 1981 Cadillac Seville. (123 HP @ 3900 RPM). In normal driving conditions, 1991 Buick Roadmaster should accelerate faster than 1981 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick Roadmaster weights approximately 170 kg more than 1981 Cadillac Seville. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Buick Roadmaster is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1991 Buick Roadmaster. However, in wet, icy, snow, or gravel driving conditions, 1981 Cadillac Seville, being front wheel drive (FWD), will offer much better control with better grip. 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 109 more torque (in Nm) than 1981 Cadillac Seville. (284 Nm @ 2000 RPM). This means 1991 Buick Roadmaster will have an easier job in driving up hills or pulling heavy equipment than 1981 Cadillac Seville.
Compare all specifications:
| 1991 Buick Roadmaster | 1981 Cadillac Seville | |
| Make | Buick | Cadillac |
| Model | Roadmaster | Seville |
| Year Released | 1991 | 1981 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5731 cc | 4129 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 177 HP | 123 HP |
| Engine RPM | 4200 RPM | 3900 RPM |
| Torque | 393 Nm | 284 Nm |
| Torque RPM | 2400 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1840 kg | 1670 kg |
| Vehicle Length | 5280 mm | 5210 mm |
| Vehicle Width | 2040 mm | 1820 mm |
| Vehicle Height | 1650 mm | 1390 mm |
| Wheelbase Size | 2950 mm | 2900 mm |
