The Sony α7R IV (model ILCE-7RM4)
is a
full-frame mirrorless interchangeable-lens camera
A mirrorless camera (sometimes referred to as a mirrorless interchangeable-lens camera (MILC) or digital single-lens mirrorless (DSLM)) is a digital camera which, in contrast to DSLRs, does not use a mirror in order to ensure that the image ...
manufactured by
Sony
is a Japanese multinational conglomerate (company), conglomerate headquartered at Sony City in Minato, Tokyo, Japan. The Sony Group encompasses various businesses, including Sony Corporation (electronics), Sony Semiconductor Solutions (i ...
. It was announced on 16 July 2019 as the successor to the
Sony α7R III launched two years prior.
Image gallery
File:Sony Alpha 7R IV front view with exposed sensor.jpg, Front view
File:Sony Alpha 7R IV elevated front view of camera body with exposed sensor.jpg, Elevated front view
File:Sony Alpha 7R IV rear view from elevated position, display extended.jpg, The rear view shows the revamped control units
File:Sony α7R IV 26 oct 2019c.jpg, Top view
Features
The Sony α7R IV improved upon the earlier Sony α7R III in several notable ways:
* Increased sensor resolution, from 42.4 megapixels to 61.0 megapixels
* Increased Phase Detect
Autofocus
An autofocus (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 h ...
points, from 399 to 567 while maintaining the same 425 Contrast Detect Autofocus points
* Increased the number of images
pixel shift uses, from a maximum of 4 to a maximum of 16
* Both memory card slots are
UHS-II
Secure Digital (SD) is a proprietary hardware, proprietary, non-volatile memory, non-volatile, flash memory card format developed by the SD Association (SDA). Owing to their compact size, SD cards have been widely adopted in a variety of port ...
* Eye Autofocus is available in video mode
* Better ergonomics in the camera body, specifically with regard to the hand grip, exposure compensation dial, and weather sealing
Awards
The α7R IV won 2020 Camera of The Year, and Readers Award in the Japanese Camera Press Club's
Camera Grand Prix.
Camera grand Prix 2020
cjpc.jp.
See also
* Comparison of Sony α7 cameras
* Sony α9
* Exmor R
References
External links
α7R IV
{{Sony MILC cameras
α7R IV
Cameras introduced in 2019
Full-frame mirrorless interchangeable lens cameras