LCD and Viewfinder
Sony A77 has a Fully Articulated 3" LCD screen with a resolution of 921k dots. Both the screen size and the screen resolution is up to the standards of this class.
For those of you who loves shooting selfies, self or group photos, Sony A77 will make your life easier with its Selfie friendly
screen. Another group of users who will take advantage of A77's LCD screen is Vloggers.
A77 has a built-in Electronic viewfinder. The viewfinder has a resolution of 2,359kdots and coverage of 100%. 100% coverage ensures that what you see in the viewfinder while shooting matches exactly what you will get later in your image, helping accurate framing your shots and minimizes the need for cropping images later. The magnification ratio of the viewfinder is 0.73x (35mm equivalent).
Max Shutter speed
Sony A77 can shoot continuously at max speed of 12 fps
and has max shutter speed of 1/8000 sec
A77 has a built-in flash, and it also has a flash shoe to mount your external flashes too.
Sony A77 features a Phase Detection autofocusing system. The AF system has 19 focus points and 11 of these sensors are of Cross-type. Cross-type sensors locks focus faster and more accurate compared to single type sensors. Sony A77 also features Face detection AF
where it intelligently detects the faces in the frame and locks the focus automatically.
With Sony A77, you can record your videos at a highest resolution of 1920 x 1080 at 60,24 fps and save in MPEG-4, AVCHD and H.264 formats. Full HD resolution of Sony A77 will be adequate in most of the situations. But if you are after the highest resolution videos available, see our list of Top Cameras with 4K (Ultra-HD) Video
A77 has a built-in Stereo microphone and a Mono speaker. Sony A77 also has a port for an external microphone so you can record high quality sound with the help of an external microphone.
Connectivity and Storage
You can connect A77 to compatible devices via its HDMI port or USB 2.0 (480 Mbit/sec) port.
Sony A77 is powered by battery which provides a shooting life of 470 according to CIPA standards.
Considering that the average battery life of DSLR type cameras is 943 shots, Sony A77 has a short battery life for its class so we strongly recommend A77 owners to buy some extra batteries.
Battery Life Comparison in Advanced DSLR Cameras
Nikon D780 with its 2260shots is the model with longest battery life among Advanced DSLR cameras. Check the comparison of Sony A77 vs Nikon D780 or take a look at Longest Battery Life DSLR cameras list.
Sony A77 Features Compared to Main Competitors