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Media specifications

Learn the required media specifications for different post formats and social media profiles.

Natália Kimličková avatar
Written by Natália Kimličková
Updated today

Are you receiving error messages or emails stating that your media doesn't meet the official specifications? Our detailed article provides comprehensive information on the exact specifications required for each post format and social media platform.

Don't let technical hurdles hinder your content's success. Discover the exact specifications you need to meet in order to schedule and publish your posts seamlessly. From image dimensions to video codecs, this article has got you covered.

1. Facebook

➡️ Post type: Photo

  • Allowed File Types: .png, .jpg, .gif

  • Image Aspect Ratio: Recommended Min 4:5, Max 1.91:1

  • Minimum Image Size: 270x180 pixels

  • Maximum File Size: 4MB

  • Maximum PNG File Size: 1MB

See the latest image size guidelines here.

➡️ Post type: Video

  • Allowed File Types: .mp4, .mov

  • Video Codec: h264

  • Audio Codec: aac

  • Audio Bitrate: 128kbps - 256kbps

  • Video Aspect Ratio: Min 9:16, Max 16:9

  • Duration: 1 second - 240 minutes

  • Maximum File Size: 4GB

  • Minimum Video Resolution: 480x270 pixels

➡️ Post type: Reel

  • Allowed File Types: .mp4, .mov

  • Video Codec: h264

  • Audio Codec: aac

  • Audio Bitrate: 128kbps - 256kbps

  • Aspect Ratio: 9:16

  • Resolution: Min 540x960

  • Duration: 3 - 90 seconds

➡️ Post type: Photo Story

  • Allowed File Types: .png, .jpg, .gif

  • Maximum File Size: 4MB

  • Maximum PNG File Size: 1MB

➡️ Post type: Video Story

  • Allowed File Types: .mp4, .mov

  • Video Codec: h264

  • Audio Codec: aac

  • Audio Bitrate: 128kbps - 256kbps

  • Aspect Ratio: 9:16

  • Resolution: Min 540x960

  • Duration: 3 - 60 seconds

  • Maximum File Size: 1000MB

➡️ Post type: Gallery

  • Videos are not allowed in the Gallery post type

  • Maximum number of images: 10

  • Other specifications are the same as for Photo posts

➡️ Post type: Link

  • The same specifications as for the Photo post type

➡️ Post type: Carousel

  • The same specifications as for Photo and Video post type

  • Maximum number of media: 10


2. Instagram

Post Text specifications:

  • Maximum characters: 2200

  • Maximum number of hashtags: 30

  • Maximum number of mentions: 20

➡️ Post type: Photo

  • Allowed File Types: .jpg, .png

  • Image Aspect Ratio: 4:5 (Min) to 1.91:1 (Max)

  • Minimum Width: 320 pixels

  • Maximum File Size: 8MB

See the latest image size guidelines here.

➡️ Post type: Reel

  • Allowed File Types: .mp4, .mov

  • Video Codecs: h264, hevc

  • Audio Codec: aac

  • Audio Bitrate: 128kbps (Min)

  • Max Video Bitrate: 25MBps

  • Aspect Ratio: 0.01 (Min) to 10 (Max)

  • Recommended Aspect Ratio: 9:16

  • Duration: 3 seconds (Min) to 15 minutes (Max)

  • Maximum File Size: 300MB

See the latest image size guidelines here.

➡️ Post type: Photo Story

Story image:

  • Allowed File Types: .jpg, .png

  • Image Aspect Ratio: 9:16 (Min) to 16:9 (Max)

  • Maximum File Size: 8MB

See the latest image size guidelines here.

➡️ Post type: Video Story

  • Allowed File Types: .mp4, .mov

  • Video Codecs: h264, hevc

  • Audio Codec: aac

  • Audio Bitrate: 128kbps (Min)

  • Max Video Bitrate: 25MBps

  • Aspect Ratio: 0.01 (Min) to 10 (Max)

  • Recommended Aspect Ratio: 9:16

  • Duration: 3 seconds (Min) to 60 seconds (Max)

  • Maximum File Size: 100MB

  • Maximum Width: 1920 pixels

See the latest image size guidelines here.

➡️ Post type: Slideshow

  • The same specifications as for Photo and Video post type

  • Maximum number of media: 10


3. LinkedIn

➡️ Post type: Photo

  • Formats: JPG, GIF, and PNG

  • Images with less than 36152320 pixels - LinkedIn doesn't have exact dimensions restrictions. The only requirement is that the two dimensions [such as 1080 x 1080 pixels] cannot exceed 36152320 pixels

See the latest image size guidelines here.

  • GIF format supports up to 250 frames

➡️ Post type: Video

  • File format: MP4

  • Length: max 30 minutes, min 3 sec

  • File size: Between 75kb and 200MB

➡️ Post type: Gallery

  • Maximum number of images: 9

  • Other specifications are the same as for Image posts

➡️ Post type: Link

  • The same specifications as for Photo post type

➡️ Post type: Carousel

  • LinkedIn's API is not currently allowing carousel posts to be scheduled. As soon as this changes, this option will come back to Kontentino.


4. X (Twitter)

Post text specifications:

  • Maximum number of characters: 280 characters

➡️ Post type: Photo

  • Format: JPG, PNG, GIF, WEBP

  • Image size: 5 MB

  • Animated GIF size: 15 MB

A GIF may fail during the Tweet creation even if it is within the file size limit. Adhere to the following constraints to improve success rates.

  • Resolution should be: 1280x1080 (width x height)

See the latest image size guidelines here.

  • Number of frames: 350

  • Number of pixels (width * height * num_frames): 300 million

  • File size: 15 MB

➡️ Post type: Video

  • Video Codec: H264 High Profile

  • Frame Rates: 30 FPS, 60 FPS

  • Video Resolution: 1280x720 (landscape), 720x1280 (portrait), 720x720 (square)

See the latest image size guidelines here.

  • Minimum Video Bitrate: 5,000 kbps

  • Minimum Audio Bitrate: 128 kbps

  • Audio Codec: AAC LC

  • Aspect Ratio: 16:9 (landscape or portrait), 1:1 (square)

➡️ Post type: Gallery

  • The same specifications as for Photo and Video post type

  • Maximum number of media: 4

➡️ Post type: Link

  • The same specifications as for the Photo post type


5. Pinterest

Post text specifications:

  • Maximum number of characters for description: 500

  • Maximum number of characters for Pin title: 100

➡️ Post type: Photo

  • File: PNG or JPEG

  • Max file size: 10 MB

  • Aspect ratio: We recommend using a 2:3 aspect ratio, or 1000 x 1500 pixels. Pins with an aspect ratio greater than 2:3 might get cut off in people's feeds

See the latest image size guidelines here.

➡️ Post type: Video

  • File: MP4, MOV or M4V

  • Encoding: H.264 or H.265

  • Maximum file size: up to 2 GB

  • Video length: Minimum 4 seconds, maximum 15 minutes

See the latest image size guidelines here.


6. Google Business

➡️ Image specifications

  • Video format is not supported

  • Image file type: JPEG or PNG

  • Max file size: 10 MB

  • Resolution: The recommended resolution is 720 pixels tall and 720 pixels wide

➡️ Text specifications

  • Maximum number of characters for description: 1500

  • Maximum number of characters for voucher code: 10

  • Maximum number of characters for terms and conditions: 500


7. Threads

➡️ Media specifications

  • Supported formats: Image (PNG, JPEG), Video (MP4, MOV), GIF, Link and Text posts

  • Up to 10 photos per post / up to 10 videos per post - combination possible

  • Video length: Maximum 5 minutes

➡️ Text specifications

  • Maximum number of characters for description: 500

If you have any questions or problems, don't hesitate to contact our Customer Support. 💬


8. TikTok

➡️ Post type: Photo

  • Supported media formats:

    • WebP

    • JPEG

  • Picture size restrictions

    • Maximum 1080p

  • Size restrictions

    • Maximum of 20MB for each image

➡️ Post type: Video

  • Supported media formats:

    • MP4 (recommended)

    • WebM

    • MOV

  • Supported codecs

    • H.264 (recommended)

    • H.265

    • VP8

    • VP9

  • Framerate restrictions

    • Minimum of 23 FPS

    • Maximum of 60 FPS

  • Picture size restrictions

    • Minimum of 360 pixels for both height and width

    • Maximum of 4096 pixels for both height and width

  • Duration restrictions

    • All TikTok creators can post 3-minute videos, while some have access to post 5-minute or 10-minute videos. The longest video a developer can send via the initialize Upload Video endpoint is 10 minutes. TikTok users may trim developer-sent videos inside the TikTok app to fit their accounts' actual maximum publish durations.

  • Size restrictions

    • Maximum of 4GB

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