1981 Alpina B6 vs. 1999 GMC Sierra
To start off, 1999 GMC Sierra is newer by 18 year(s). Which means there will be less support and parts availability for 1981 Alpina B6. In addition, the cost of maintenance, including insurance, on 1981 Alpina B6 would be higher. At 4,784 cc (6 cylinders), 1999 GMC Sierra is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 1999 GMC Sierra weights approximately 533 kg more than 1981 Alpina B6.
Because 1999 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1981 Alpina B6. In wet, icy, snow, or gravel driving conditions, 1999 GMC Sierra 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:
| 1981 Alpina B6 | 1999 GMC Sierra | |
| Make | Alpina | GMC |
| Model | B6 | Sierra |
| Year Released | 1981 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 2793 cc | 4784 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 0 HP | 267 HP |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Vehicle Weight | 1272 kg | 1805 kg |
| Vehicle Length | 4380 mm | 5170 mm |
| Vehicle Width | 1620 mm | 2000 mm |
| Vehicle Height | 1390 mm | 1810 mm |
| Wheelbase Size | 2580 mm | 3030 mm |
