Sony DSC-RX100M4 Instruction Manual page 163

[104] How to Use
Record Setting (movie)
Selects the image size, frame rate, and image quality for movie recording. The higher the bit-
rate, the higher the image quality.
1. MENU →
When [ File Format] is set to [XAVC S 4K]
Records high-definition movies by converting them to MP4 file format using the MPEG-4
AVC/H.264 codec.
When [ File Format] is set to [XAVC S HD]
Records high-definition movies by converting them to MP4 file format using the MPEG-4
AVC/H.264 codec.
When [ File Format] is set to [AVCHD]
60i/50i: Movies are recorded at approximately 60 fields/sec (for 1080 60i-compatible
devices) or 50 fields/sec (for 1080 50i-compatible devices), in interlaced mode, with Dolby
Digital audio, in AVCHD format.
24p/25p: Movies are recorded at approximately 24 frames/sec (for 1080 60i-compatible
devices) or 25 frames/sec (for 1080 50i-compatible devices), in progressive mode, with
Dolby Digital audio, in AVCHD format.
60p/50p: Movies are recorded at approximately 60 frames/sec (for 1080 60i-compatible
devices) or 50 frames/sec (for 1080 50i-compatible devices), in progressive mode, with
Dolby Digital audio, in AVCHD format.
When [ File Format] is set to [MP4]
Movies shot are recorded in MPEG-4 format, at approximately 60 frames/sec (for 1080 60i-
compatible devices), approximately 50 frames/sec (for 1080 50i-compatible devices),
approximately 30 frames/sec (for 1080 60i-compatible devices) or approximately 25
frames/sec (for 1080 50i-compatible devices), in progressive mode, with AAC audio, MP4
format.
Menu items details
When [ File Format] is set to [XAVC S 4K]
30p 100M/25p 100M:
Records the movies in 3840 × 2160 (30p/25p).
Bit-rate: Approx. 100 Mbps
30p 60M/25p 60M:
Using shooting functions
(Camera Settings) → [
Recording movies
Record Setting] → desired setting.