1991 Buick Regal vs. 2007 Cadillac STS
To start off, 2007 Cadillac STS is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Buick Regal. In addition, the cost of maintenance, including insurance, on 1991 Buick Regal would be higher. At 4,565 cc (8 cylinders), 2007 Cadillac STS is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2007 Cadillac STS weights approximately 295 kg more than 1991 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.
Compare all specifications:
| 1991 Buick Regal | 2007 Cadillac STS | |
| Make | Buick | Cadillac |
| Model | Regal | STS |
| Year Released | 1991 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 2844 cc | 4565 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 0 HP | 321 HP |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1340 kg | 1635 kg |
| Vehicle Length | 4880 mm | 4990 mm |
| Vehicle Width | 1850 mm | 1850 mm |
| Vehicle Height | 1350 mm | 1470 mm |
| Wheelbase Size | 2740 mm | 2960 mm |
