1991 Buick Regal vs. 2006 Audi S4
To start off, 2006 Audi S4 is newer by 15 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 4,162 cc (8 cylinders), 2006 Audi S4 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi S4 weights approximately 395 kg more than 1991 Buick Regal.
Because 2006 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Buick Regal. In wet, icy, snow, or gravel driving conditions, 2006 Audi S4 will offer significantly more control. 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 | 2006 Audi S4 | |
| Make | Buick | Audi |
| Model | Regal | S4 |
| Year Released | 1991 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2844 cc | 4162 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 0 HP | 339 HP |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1340 kg | 1735 kg |
| Vehicle Length | 4880 mm | 4580 mm |
| Vehicle Width | 1850 mm | 1790 mm |
| Vehicle Height | 1350 mm | 1420 mm |
| Wheelbase Size | 2740 mm | 2660 mm |
