2009 BMW 320 vs. 2011 BMW 550
To start off, 2011 BMW 550 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 BMW 320. In addition, the cost of maintenance, including insurance, on 2009 BMW 320 would be higher. At 4,400 cc (8 cylinders), 2011 BMW 550 is equipped with a bigger engine. In terms of performance, 2011 BMW 550 (400 HP @ 5500 RPM) has 259 more horse power than 2009 BMW 320. (141 HP @ 6000 RPM) In normal driving conditions, 2011 BMW 550 should accelerate faster than 2009 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW 550 weights approximately 730 kg more than 2009 BMW 320. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 BMW 550 is all wheel drive (AWD), it will have significant more traction and grip than 2009 BMW 320. In wet, icy, snow, or gravel driving conditions, 2011 BMW 550 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 BMW 550 (609 Nm @ 1750 RPM) has 419 more torque (in Nm) than 2009 BMW 320. (190 Nm @ 4250 RPM). This means 2011 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW 320.
Compare all specifications:
2009 BMW 320 | 2011 BMW 550 | |
Make | BMW | BMW |
Model | 320 | 550 |
Year Released | 2009 | 2011 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 1995 cc | 4400 cc |
Engine Cylinders | 4 cylinders | 8 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 141 HP | 400 HP |
Engine RPM | 6000 RPM | 5500 RPM |
Torque | 190 Nm | 609 Nm |
Torque RPM | 4250 RPM | 1750 RPM |
Fuel Type | Gasoline - Premium | Gasoline - Premium |
Drive Type | Rear | AWD |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1320 kg | 2050 kg |
Vehicle Length | 4540 mm | 4905 mm |
Vehicle Width | 1820 mm | 1859 mm |
Vehicle Height | 1430 mm | 1463 mm |
Wheelbase Size | 2770 mm | 2969 mm |
Fuel Tank Capacity | 63 L | 70 L |