2002 Alpina B3 vs. 2003 GMC Sierra
To start off, 2003 GMC Sierra is newer by 1 year(s). Which means there will be less support and parts availability for 2002 Alpina B3. In addition, the cost of maintenance, including insurance, on 2002 Alpina B3 would be higher. At 5,967 cc (8 cylinders), 2003 GMC Sierra is equipped with a bigger engine. In terms of performance, 2003 GMC Sierra (321 HP @ 5000 RPM) has 20 more horse power than 2002 Alpina B3. (301 HP @ 6300 RPM) In normal driving conditions, 2003 GMC Sierra should accelerate faster than 2002 Alpina B3. With that said, vehicle weight also plays an important factor in acceleration. 2003 GMC Sierra weights approximately 788 kg more than 2002 Alpina B3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2002 Alpina B3. In wet, icy, snow, or gravel driving conditions, 2003 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. Let's talk about torque, 2003 GMC Sierra (370 Nm @ 4000 RPM) has 8 more torque (in Nm) than 2002 Alpina B3. (362 Nm @ 4800 RPM). This means 2003 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2002 Alpina B3.
Compare all specifications:
| 2002 Alpina B3 | 2003 GMC Sierra | |
| Make | Alpina | GMC |
| Model | B3 | Sierra |
| Year Released | 2002 | 2003 |
| Body Type | Coupe | Pickup |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 5967 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 301 HP | 321 HP |
| Engine RPM | 6300 RPM | 5000 RPM |
| Torque | 362 Nm | 370 Nm |
| Torque RPM | 4800 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 6 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1482 kg | 2270 kg |
| Vehicle Length | 4490 mm | 5790 mm |
| Vehicle Width | 1760 mm | 2000 mm |
| Vehicle Height | 1370 mm | 1850 mm |
| Wheelbase Size | 2730 mm | 3650 mm |
| Fuel Tank Capacity | 88 L | 117 L |
