What size should an Instagram post be?

Recommended feed post size is 1080 × 1350 at 4:5. Square is 1080 × 1080 at 1:1. Landscape is 1080 × 566 at 1.91:1. Design at 1080 × 1350 so a portrait post fills more of the feed.

What are Instagram story dimensions?

Story dimensions are 1080 × 1920 at 9:16. Up to 15 seconds per clip. Keep faces and the CTA inside the centre 1080 × 1420. Stories disappear after 24 hours.

What size should an Instagram Reel be?

Reel size is 1080 × 1920 at 9:16. Use the same frame for the cover. Recommended length is 15–90 seconds; upload up to 3 minutes.

What size is an Instagram carousel or profile picture?

Carousel slides: 1080 × 1350 at 4:5 or 1080 × 1080 at 1:1, up to 20 slides on one ratio. Profile picture: upload 320 × 320 at 1:1; the in-app crop is a circle.

What are Instagram ad specs?

Feed ads: 1080 × 1080 or 1080 × 1350. Story and Reels ads: 1080 × 1920 at 9:16. Soft numbers move — Ads Manager is the final word.

Are these live campaign figures?

These are planning specs. Soft numbers move; the app is the final word.

How should a brand use this when briefing creators?

Name the format and the pixel size on the brief. Delivery is still measured views.

Tools › Specs

Instagram size guide — post, Reel, Story, carousel, and profile picture

Last changed 2026-09-15

Post size, story dimensions, and reel size in one 2026 spec page.

Post

4:5 portrait (1:1 also accepted). Planning specs, re-check upload limits in the app.
Spec	Value
Recommended feed size	1080 × 1350 px
Square post size	1080 × 1080 px, 1:1
Landscape	1080 × 566 px, 1.91:1
Aspect ratio	4:5 fills more of the feed than 1:1
Format	JPG or PNG

Reel

9:16 vertical. Planning specs, re-check upload limits in the app.
Spec	Value
Reel size	1080 × 1920 px
Aspect ratio	9:16
Cover	1080 × 1920 px; keep the subject inside the centre crop
Length	Recommended 15–90 seconds; upload up to 3 minutes
Format	MP4 or MOV

Story

9:16 vertical. Planning specs, re-check upload limits in the app.
Spec	Value
Story dimensions	1080 × 1920 px
Aspect ratio	9:16
Clip length	Up to 15 seconds per Story clip
Lifespan	Disappears after 24 hours
Safe zone	Keep faces and the CTA inside the centre 1080 × 1420

Carousel

4:5 portrait (or 1:1). Planning specs, re-check upload limits in the app.
Spec	Value
Carousel size	1080 × 1350 px per slide (4:5) or 1080 × 1080 (1:1)
Slides	Up to 20 photos or videos
Mix	Keep every slide on the same ratio so the frame does not jump
Format	JPG, PNG, MP4 or MOV

Profile picture

1:1 square. Planning specs, re-check upload limits in the app.
Spec	Value
Recommended upload	320 × 320 px, 1:1
Minimum display	110 × 110 px
File type	JPG or PNG
Safe crop	Shown as a circle; keep the face inside the centre

Ads

Story and Reels ads share the 9:16 frame. Feed ads can be 1:1 or 4:5. Planning specs, re-check Ads Manager.
Spec	Value
Feed ad	1080 × 1080 px (1:1) or 1080 × 1350 px (4:5)
Story ad / Reels ad	1080 × 1920 px, 9:16
Carousel ad	1080 × 1080 px per card, 1:1
Length	Reels and Story ads: 15–30 seconds typical; re-check Ads Manager
File limit	30 MB for feed photos; 4 GB for video. MP4 or MOV.
Safe zone	Keep CTA and faces inside the centre 1080 × 1420 on 9:16

Counted

Published 2026 field and pixel limits

Window

Current TikTok / Instagram published caps

Age

Re-check in the app before a launch

Method

Post size, story dimensions, and reel size

Feed posts: 1080 × 1350 at 4:5 or 1080 × 1080 at 1:1. Reels and Stories: 1080 × 1920 at 9:16.

A missing or zero denominator is an em dash, never a fabricated zero.

FAQ

Questions this page answers

What size should an Instagram post be?: Recommended feed post size is 1080 × 1350 at 4:5. Square is 1080 × 1080 at 1:1. Landscape is 1080 × 566 at 1.91:1. Design at 1080 × 1350 so a portrait post fills more of the feed.
What are Instagram story dimensions?: Story dimensions are 1080 × 1920 at 9:16. Up to 15 seconds per clip. Keep faces and the CTA inside the centre 1080 × 1420. Stories disappear after 24 hours.
What size should an Instagram Reel be?: Reel size is 1080 × 1920 at 9:16. Use the same frame for the cover. Recommended length is 15–90 seconds; upload up to 3 minutes.
What size is an Instagram carousel or profile picture?: Carousel slides: 1080 × 1350 at 4:5 or 1080 × 1080 at 1:1, up to 20 slides on one ratio. Profile picture: upload 320 × 320 at 1:1; the in-app crop is a circle.
What are Instagram ad specs?: Feed ads: 1080 × 1080 or 1080 × 1350. Story and Reels ads: 1080 × 1920 at 9:16. Soft numbers move — Ads Manager is the final word.
Are these live campaign figures?: These are planning specs. Soft numbers move; the app is the final word.
How should a brand use this when briefing creators?: Name the format and the pixel size on the brief. Delivery is still measured views.

Also

Other campaign tools

Instagram post size guide
The feed still rewards a 4:5 portrait more than a square.
Instagram Reel size guide
Design the Reel frame once at 1080 × 1920.
Instagram story size guide
Story dimensions are the same 9:16 phone frame, gone in 24 hours.
Instagram carousel size guide
Up to 20 slides, one ratio for the whole set.
Instagram profile picture size guide
The avatar is a circle. The feed is not.
Instagram UGC CPM calculator
Platform, spend, views and a benchmark — then paid ads, human UGC, and this plan.
All creator-campaign tools

Run it as a measured campaign

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TrueWave

4:5 portrait (1:1 also accepted). Planning specs, re-check upload limits in the app.

Spec

Value

Recommended feed size

1080 × 1350 px

Square post size

1080 × 1080 px, 1:1

Landscape

1080 × 566 px, 1.91:1

Aspect ratio

4:5 fills more of the feed than 1:1

Format

JPG or PNG

9:16 vertical. Planning specs, re-check upload limits in the app.

Spec

Value

Reel size

1080 × 1920 px

Aspect ratio

9:16

Cover

1080 × 1920 px; keep the subject inside the centre crop

Length

Recommended 15–90 seconds; upload up to 3 minutes

Format

MP4 or MOV

9:16 vertical. Planning specs, re-check upload limits in the app.

Spec

Value

Story dimensions

1080 × 1920 px

Aspect ratio

9:16

Clip length

Up to 15 seconds per Story clip

Lifespan

Disappears after 24 hours

Safe zone

Keep faces and the CTA inside the centre 1080 × 1420

4:5 portrait (or 1:1). Planning specs, re-check upload limits in the app.

Spec

Value

Carousel size

1080 × 1350 px per slide (4:5) or 1080 × 1080 (1:1)

Slides

Up to 20 photos or videos

Mix

Keep every slide on the same ratio so the frame does not jump

Format

JPG, PNG, MP4 or MOV

1:1 square. Planning specs, re-check upload limits in the app.

Spec

Value

Recommended upload

320 × 320 px, 1:1

Minimum display

110 × 110 px

File type

JPG or PNG

Safe crop

Shown as a circle; keep the face inside the centre

Story and Reels ads share the 9:16 frame. Feed ads can be 1:1 or 4:5. Planning specs, re-check Ads Manager.

Spec

Value

Feed ad

1080 × 1080 px (1:1) or 1080 × 1350 px (4:5)

Story ad / Reels ad

1080 × 1920 px, 9:16

Carousel ad

1080 × 1080 px per card, 1:1

Length

Reels and Story ads: 15–30 seconds typical; re-check Ads Manager

File limit

30 MB for feed photos; 4 GB for video. MP4 or MOV.

Safe zone

Keep CTA and faces inside the centre 1080 × 1420 on 9:16

Questions this page answers

What size should an Instagram post be?: Recommended feed post size is 1080 × 1350 at 4:5. Square is 1080 × 1080 at 1:1. Landscape is 1080 × 566 at 1.91:1. Design at 1080 × 1350 so a portrait post fills more of the feed.
What are Instagram story dimensions?: Story dimensions are 1080 × 1920 at 9:16. Up to 15 seconds per clip. Keep faces and the CTA inside the centre 1080 × 1420. Stories disappear after 24 hours.
What size should an Instagram Reel be?: Reel size is 1080 × 1920 at 9:16. Use the same frame for the cover. Recommended length is 15–90 seconds; upload up to 3 minutes.
What size is an Instagram carousel or profile picture?: Carousel slides: 1080 × 1350 at 4:5 or 1080 × 1080 at 1:1, up to 20 slides on one ratio. Profile picture: upload 320 × 320 at 1:1; the in-app crop is a circle.
What are Instagram ad specs?: Feed ads: 1080 × 1080 or 1080 × 1350. Story and Reels ads: 1080 × 1920 at 9:16. Soft numbers move — Ads Manager is the final word.
Are these live campaign figures?: These are planning specs. Soft numbers move; the app is the final word.
How should a brand use this when briefing creators?: Name the format and the pixel size on the brief. Delivery is still measured views.

Other campaign tools

Instagram post size guide
The feed still rewards a 4:5 portrait more than a square.
Instagram Reel size guide
Design the Reel frame once at 1080 × 1920.
Instagram story size guide
Story dimensions are the same 9:16 phone frame, gone in 24 hours.
Instagram carousel size guide
Up to 20 slides, one ratio for the whole set.
Instagram profile picture size guide
The avatar is a circle. The feed is not.
Instagram UGC CPM calculator
Platform, spend, views and a benchmark — then paid ads, human UGC, and this plan.
All creator-campaign tools