LCD and Viewfinder
Sony A7S has a Tilting 3" LCD screen with a resolution of 1,230k dots. Both the screen size and the screen resolution is up to the standards of this class.
A7S 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 0.71x (35mm equivalent).
Max Shutter speed
Sony A7S can shoot continuously at max speed of 5 fps
and has max shutter speed of 1/8000 sec
Unfortunately A7S doesn't have a built-in flash but it has a flash shoe for mounting external flashes.
Sony A7S features a Contrast Detection autofocusing system. The AF system has 25 points to choose from. Sony A7S also features Face detection AF
where it intelligently detects the faces in the frame and locks the focus automatically.
With Sony A7S, you can record your videos at a highest resolution of 3840 x 2160 at 30p,24p fps and save in MPEG-4, AVCHD and XAVC formats. This means that Sony A7S provides 4K (Ultra-HD)
video, highest resolution that is available in the market today. When viewed on a 4K screen, you will be amazed by the level of details and the crispness.It is also a big step up from its predecessor
which has a max video resolution of only. If you are thinking of upgrading your and shoot a lot of video, this is a big factor to consider in favor of A7S.
A7S also a high speed mode where it captures videos at 120 fps for ultra slow motion videos. A7S has a built-in Stereo microphone and a Mono speaker. Sony A7S also has a port for an external microphone and a headphone port for connecting external headphones which make Sony A7S a very suitable camera high quality videography.
Connectivity and Storage
Sony A7S features built-in wireless (Wi-Fi)
connectivity ( with NFC and wireless control via PlayMemories Mobile app) which lets you transfer your photos directly to compatible devices without any physical connection. With its NFC
feature, A7S can communicate with devices such as smartphones which are also equipped with this technology by simply touching each other.One other feature that we like is the ability to use our smartphone as a remote to control our A7S. You can change camera settings, release shutter, view LCD screen and tranfer files using remote control app.
You can connect A7S to compatible devices via its HDMI port or USB 2.0 (480 Mbit/sec) port.
Sony A7S is powered by battery which provides a shooting life of 360 according to CIPA standards.
Considering that the average battery life of Mirrorless type cameras is 365 shots, its battery life is about average in its class but it would still be wise to invest in some spare batteries for long photo trips.
Battery Life Comparison in Pro Mirrorless Cameras
Olympus E-M1X with its 870shots is the model with longest battery life among Pro Mirrorless cameras. Check the comparison of Sony A7S vs Olympus E-M1X or take a look at Longest Battery Life Mirrorless cameras list.
Sony A7S Features Compared to Main Competitors