Nikon Z 8 Reference Manual page 191

Option
[ProRes 422 HQ 10-bit (MOV)]
[H.265 10-bit (MOV)]
[H.265 8-bit (MOV)]
[H.264 8-bit (MP4)]
Description
Choose for footage destined for editing post-
production.
You have a choice of two tone modes: [SDR]
and [N-Log].
Footage is recorded using All-I intra-frame
compression.
Audio is recorded in Linear PCM format.
This option assumes the footage will later undergo
editing using a professional high-performance
computer system of the type typically employed
for editing video.
You have a choice of three tone modes: [SDR],
[HLG], and [N-Log].
Footage is recorded using long GOP inter-frame
compression.
Audio is recorded in Linear PCM format.
This format offers superior compression.
Footage is recorded using long GOP inter-frame
compression.
Audio is recorded in Linear PCM format.
A widely-supported file type.
Footage is recorded using long GOP inter-frame
compression.
Audio is recorded in AAC format.
191
YCbCr/
Bayer
YCbCr
(4 : 2 : 2)
YCbCr
(4 : 2 : 0)
Video File Types