1999 Buick Regal vs. 1980 Cadillac Seville
To start off, 1999 Buick Regal is newer by 19 year(s). Which means there will be less support and parts availability for 1980 Cadillac Seville. In addition, the cost of maintenance, including insurance, on 1980 Cadillac Seville would be higher. At 5,735 cc (8 cylinders), 1980 Cadillac Seville is equipped with a bigger engine. In terms of performance, 1999 Buick Regal (197 HP @ 5200 RPM) has 74 more horse power than 1980 Cadillac Seville. (123 HP @ 3600 RPM). In normal driving conditions, 1999 Buick Regal should accelerate faster than 1980 Cadillac Seville. With that said, vehicle weight also plays an important factor in acceleration. 1980 Cadillac Seville weights approximately 330 kg more than 1999 Buick Regal.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 1999 Buick Regal (311 Nm @ 4000 RPM) has 6 more torque (in Nm) than 1980 Cadillac Seville. (305 Nm @ 1600 RPM). This means 1999 Buick Regal will have an easier job in driving up hills or pulling heavy equipment than 1980 Cadillac Seville.
Compare all specifications:
| 1999 Buick Regal | 1980 Cadillac Seville | |
| Make | Buick | Cadillac |
| Model | Regal | Seville |
| Year Released | 1999 | 1980 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3789 cc | 5735 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 197 HP | 123 HP |
| Engine RPM | 5200 RPM | 3600 RPM |
| Torque | 311 Nm | 305 Nm |
| Torque RPM | 4000 RPM | 1600 RPM |
| Engine Bore Size | 97 mm | 103 mm |
| Engine Stroke Size | 86 mm | 86 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1560 kg | 1890 kg |
| Vehicle Length | 4990 mm | 5210 mm |
| Vehicle Width | 1850 mm | 1830 mm |
| Vehicle Height | 1440 mm | 1400 mm |
| Wheelbase Size | 2780 mm | 2910 mm |
| Fuel Tank Capacity | 64 L | 79 L |
