2009 GMC Sierra vs. 2011 Alpina B7
To start off, 2011 Alpina B7 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2009 GMC Sierra would be higher. At 6,199 cc (8 cylinders), 2009 GMC Sierra is equipped with a bigger engine. In terms of performance, 2011 Alpina B7 (493 HP @ 5500 RPM) has 90 more horse power than 2009 GMC Sierra. (403 HP @ 5700 RPM) In normal driving conditions, 2011 Alpina B7 should accelerate faster than 2009 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2009 GMC Sierra weights approximately 669 kg more than 2011 Alpina B7.
Because 2009 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2011 Alpina B7. In wet, icy, snow, or gravel driving conditions, 2009 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, 2011 Alpina B7 (700 Nm @ 4250 RPM) has 135 more torque (in Nm) than 2009 GMC Sierra. (565 Nm @ 4300 RPM). This means 2011 Alpina B7 will have an easier job in driving up hills or pulling heavy equipment than 2009 GMC Sierra.
Compare all specifications:
| 2009 GMC Sierra | 2011 Alpina B7 | |
| Make | GMC | Alpina |
| Model | Sierra | B7 |
| Year Released | 2009 | 2011 |
| Body Type | Pickup | Sedan |
| Engine Position | Front | Front |
| Engine Size | 6199 cc | 4397 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 403 HP | 493 HP |
| Engine RPM | 5700 RPM | 5500 RPM |
| Torque | 565 Nm | 700 Nm |
| Torque RPM | 4300 RPM | 4250 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2659 kg | 1990 kg |
| Vehicle Length | 5850 mm | 5180 mm |
| Vehicle Width | 2040 mm | 1910 mm |
| Vehicle Height | 1880 mm | 1450 mm |
| Wheelbase Size | 3650 mm | 3140 mm |
| Fuel Consumption Overall | 17 L/100km | 12.9 L/100km |
| Fuel Tank Capacity | 98 L | 88 L |
