LCD and Viewfinder
Sony A550 has a Tilting 3″ LCD screen with a resolution of 922k dots. Both the screen size and the screen resolution is up to the standards of this class.
A550 has a built-in Optical (pentamirror) viewfinder. The viewfinder has a coverage of 95% and a magnification ratio of 0.53x. 95% coverage means that what you see in your viewfinder while shooting will slightly be different from the actual image.
Max Shutter speed
Sony A550 can shoot continuously at max speed of 7 fps and has max shutter speed of 1/4000 sec.
A550 has a built-in flash, and it also has a flash shoe to mount your external flashes too.
Sony A550 features a Phase Detection autofocusing system. The AF system has 9 points to choose from.
Sony A550 also features Face detection AF
where it intelligently detects the faces in the frame and locks the focus automatically.
Unfortunately Sony A550 doesn't have Video recording ability.
Connectivity and Storage
You can connect A550 to compatible devices via its HDMI port or USB 2.0 (480 Mbit/sec) port.
Battery Sony A550 is powered by battery which provides a shooting life of 480 according to CIPA standards.
Considering that the average battery life of DSLR type cameras is 883 shots, Sony A550 has a short battery life for its class so we strongly recommend A550 owners to buy some extra batteries.
Battery Life Comparison in Entry-Level DSLR Cameras
Pentax K-x with its 1900shots is the model with longest battery life among Entry-Level DSLR cameras. Check the comparison of Sony A550 vs Pentax K-x or take a look at Longest Battery Life DSLR cameras list.
Sony A550 Features Compared to Main Competitors