Sony Aplha ILCE-9M2 Mode D'emploi page 52

JPEG Image Size
The larger the image size, the more detail will be reproduced when the
image is printed on large-format paper. The smaller the image size, the
more images can be recorded.
MENU 
desired setting.
When recording in the full-frame size
When [ Aspect Ratio] is set to 3:2
L: 24M
M: 10M
S: 6.0M
When [ Aspect Ratio] is set to 16:9
L: 20M
M: 8.7M
S: 5.1M
When recording in the APS-C-equivalent size
When [ Aspect Ratio] is set to 3:2
L: 10M
M: 6.0M
S: 2.6M
When [ Aspect Ratio] is set to 16:9
L: 8.7M
M: 5.1M
S: 2.2M
GB
52
(Camera Settings 1)  [
6000×4000 pixels
3936×2624 pixels
3008×2000 pixels
6000×3376 pixels
3936×2216 pixels
3008×1688 pixels
3936×2624 pixels
3008×2000 pixels
1968×1312 pixels
3936×2216 pixels
3008×1688 pixels
1968×1112 pixels
JPEG Image Size] 
When [ Aspect Ratio] is set to 4:3
L: 21M 5328×4000 pixels
M: 9.2M 3488×2624 pixels
S: 5.3M
2656×2000 pixels
When [ Aspect Ratio] is set to 1:1
L: 16M 4000×4000 pixels
M: 6.9M
2624×2624 pixels
S: 4.0M 2000×2000 pixels
When [ Aspect Ratio] is set to 4:3
L: 9.2M 3488×2624 pixels
M: 5.3M 2656×2000 pixels
S: 2.3M 1744×1312 pixels
When [ Aspect Ratio] is set to 1:1
L: 6.9M 2624×2624 pixels
M: 4.0M 2000×2000 pixels
S: 1.7M
1312×1312 pixels