The Sony α7 III (model ILCE-7M3) is a
full-frame mirrorless interchangeable-lens camera manufactured by
Sony
, commonly stylized as SONY, is a Japanese multinational conglomerate corporation headquartered in Minato, Tokyo, Japan. As a major technology company, it operates as one of the world's largest manufacturers of consumer and professiona ...
. It was announced on 26 February 2018 as the successor to the
Sony α7 II and available April 10, 2018. Described by Sony as "the basic model," the camera shares many features with the high-end
Sony α7R III and
α9 models. It was succeeded by the
Sony α7 IV, announced on October 21, 2021.
Features
The camera features several advancements over the previous model, the
α7 II, incorporating some features from the higher-end
α7R III and
α9.
* 24 MP full-frame
BSI CMOS sensor
* 693
Phase Detection AF Points with 93% coverage, inherited from
α9 and 425
contrast AF points
* Continuous eye
autofocus
An autofocus (or AF) optical system uses a sensor, a control system and a motor to focus on an automatically or manually selected point or area. An electronic rangefinder has a display instead of the motor; the adjustment of the optical system ...
mode called Eye AF with High Tracking ability
* 5-axis optical in-body image stabilization with a 5.0 step shutter speed advantage
* 10 fps continuous shooting (mechanical or silent)
* Multiple 4K (3840x2160) video modes: 4K/24p oversampled from 6K sensor output, or 4K/30p oversampled from 5K cropped portion of sensor
*15 stops of dynamic range
* Full HD (1920x1080) video at 120 fps
* Larger 'Z'-series (NP-FZ100) battery from
α9 and α7R III that is rated at 710 shots (
CIPA measurement) - offering the world's longest battery life of any mirrorless camera
*Upgraded operability and functionality including addition of joystick for adjusting focus points, Dual
SD Card Slots, SuperSpeed USB (USB 3.1 Gen 1)
USB Type-C Terminal
*ISO range from 100 to 51,200 (expandable to 204,800)
*Weather sealed, magnesium alloy body
*No built-in flash.
*2.36 million dot OLED viewfinder with 0.78x magnification
*Supports 4 different video file formats (XAVC S 4K, XAVC S HD, or AVCHD)
Improvements over the Sony α7 II
The Sony α7 III improved in a number of aspects compared to its predecessor, the α7 II, which was released four years earlier in November, 2014.
* 4K video modes and 120fps full HD video instead of the A7 II's limited full HD (1920x1080) movie modes.
* Continuous burst increased to 10fps instead of 5fps.
* Maximum ISO sensitivity of 51,200 instead of 25,600.
* Upgraded sensor with 693 Phase Detection auto-focus points vs. 117 contrast AF points.
* Newer Z battery system (NP-FZ100) rated to 710 shots instead of 340.
* Battery capacity 7.2V / 16.4Wh (2280mAh).
* Dual SD card slots instead of a single card slot.
* Bluetooth for increased phone communication options.
* Introduction of a touch screen but lower resolution 922,000 dot display instead of 1.23 million.
* Newer ergonomic layout similar to the earlier A9 and A7R III including the addition of a joystick.
The camera's rounded feature set and launch price were highly praised. Reviewers noted it as a flexible and competitive tool for all types of photography.
Issues
Sony A7 III does not include vertical AA filter, only horizontal. Which is improve sharpness, but also creates visible amount of moire on clothes and hair.
See also
*
Comparison of Sony α7 cameras
*
List of Sony E-mount lenses
*
Exmor R
References
External links
AlphaUniverse
α7 III
Cameras introduced in 2018
Full-frame mirrorless interchangeable lens cameras
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