Sony ILCE-7M3 Help Manual page 138

Help Guide
Interchangeable Lens Digital Camera
ILCE-7M3
α7III
JPEG Quality (still image)
Selects the JPEG image quality when [ File Format] is set to [RAW & JPEG] or [JPEG].
MENU → (Camera Settings1) → [ JPEG Quality] → desired setting.
1
Menu item details
Extra fine/Fine/Standard:
Since the compression rate increases from [Extra fine] to [Fine] to [Standard], the file size decreases in the same order.
This allows more files to be recorded on one memory card, but the image quality is lower.
Related Topic
File Format (still image)
4-732-947-11(1) Copyright 2018 Sony Corporation
138