2008 BMW 550 vs. 2013 GMC Sierra
To start off, 2013 GMC Sierra is newer by 5 year(s). Which means there will be less support and parts availability for 2008 BMW 550. In addition, the cost of maintenance, including insurance, on 2008 BMW 550 would be higher. At 4,800 cc (8 cylinders), 2013 GMC Sierra is equipped with a bigger engine. In terms of performance, 2008 BMW 550 (360 HP @ 6300 RPM) has 62 more horse power than 2013 GMC Sierra. (298 HP @ 5600 RPM). In normal driving conditions, 2008 BMW 550 should accelerate faster than 2013 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2013 GMC Sierra weights approximately 794 kg more than 2008 BMW 550.
Because 2013 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW 550. In wet, icy, snow, or gravel driving conditions, 2013 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, 2008 BMW 550 (490 Nm @ 3400 RPM) has 76 more torque (in Nm) than 2013 GMC Sierra. (414 Nm @ 4600 RPM). This means 2008 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2013 GMC Sierra.
Compare all specifications:
| 2008 BMW 550 | 2013 GMC Sierra | |
| Make | BMW | GMC |
| Model | 550 | Sierra |
| Year Released | 2008 | 2013 |
| Body Type | Sedan | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 4800 cc |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 360 HP | 298 HP |
| Engine RPM | 6300 RPM | 5600 RPM |
| Torque | 490 Nm | 414 Nm |
| Torque RPM | 3400 RPM | 4600 RPM |
| Engine Bore Size | 93.1 mm | 96 mm |
| Engine Stroke Size | 88.3 mm | 83 mm |
| Fuel Type | Gasoline | Flex Fuel |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | 4-speed automatic |
| Number of Seats | 5 seats | 3 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1660 kg | 2454 kg |
| Vehicle Length | 4860 mm | 5847 mm |
| Vehicle Width | 1850 mm | 2032 mm |
| Vehicle Height | 1470 mm | 1872 mm |
| Wheelbase Size | 2890 mm | 3645 mm |
| Fuel Tank Capacity | 70 L | 98 L |
