Free tool

LinkedIn post sizes 2026

  • Text, or up to 20 photos. No video yet.
  • Every number is what sprkly checks when you post.

Updated

Sizes by post type

Text post

Size (pixels)
No media
Ratio
Not needed.
Max file
No file
Video length
Not video
Caption
3,000
Hashtags
Up to 30.

Photos

Size (pixels)
1080 x 1350
Ratio
Best 4:5. Any shape works.
Max file
sprkly upload cap: 50 MB
Video length
Not video
Caption
3,000
Hashtags
Up to 30.

Width x height. Links and the API take files up to 50 MB.

If your file is off

  • Up to 20 photos. Extra photos are not posted.
  • No video yet.
  • Posts go to your own profile, not a Company Page.
  • LinkedIn asks you to sign in again every 60 days. We email you 7 days before.

Let sprkly check it for you

Try sprkly free for 7 days, no card. After that, the Free plan gives you 3 accounts and 10 queued posts per account.

Start freeCheck one post now

Questions

What size should my LinkedIn post be?

Photos: 1080 x 1350. Export at these sizes and nothing gets cut.

How long can my LinkedIn video be?

LinkedIn video is not supported in sprkly yet. Photos and text work today.

How long can my LinkedIn caption be?

3,000 characters. sprkly counts as you type and turns red past the limit.

Other platforms