2009 BMW 550 vs. 2007 GMC Sierra
To start off, 2009 BMW 550 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2007 GMC Sierra would be higher. At 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2009 BMW 550 (362 HP @ 6300 RPM) has 62 more horse power than 2007 GMC Sierra. (300 HP @ 4400 RPM). In normal driving conditions, 2009 BMW 550 should accelerate faster than 2007 GMC Sierra.
Let's talk about torque, 2009 BMW 550 (490 Nm @ 3400 RPM) has 2 more torque (in Nm) than 2007 GMC Sierra. (488 Nm @ 4000 RPM). This means 2009 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2007 GMC Sierra.
Compare all specifications:
| 2009 BMW 550 | 2007 GMC Sierra | |
| Make | BMW | GMC |
| Model | 550 | Sierra |
| Year Released | 2009 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 5999 cc |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 362 HP | 300 HP |
| Engine RPM | 6300 RPM | 4400 RPM |
| Torque | 490 Nm | 488 Nm |
| Torque RPM | 3400 RPM | 4000 RPM |
| Engine Bore Size | 93 mm | 102 mm |
| Engine Stroke Size | 88.3 mm | 92 mm |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Length | 4850 mm | 6330 mm |
| Vehicle Width | 1470 mm | 2450 mm |
| Vehicle Height | 1850 mm | 1940 mm |
| Wheelbase Size | 2890 mm | 4010 mm |
| Fuel Tank Capacity | 70 L | 129 L |
