This article explains instagram ad sizes & specs guide 2026. Complete guide to Instagram ad sizes and specs for 2026. Get dimensions, aspect ratios, and file requirements for Feed, Story, Reel, and Carousel ads on Instagram.

Instagram Advertising

Instagram Ad Sizes & Specs Guide 2026

Instagram is a visual-first platform where creative quality directly impacts ad performance. With multiple ad placements including Feed, Stories, Reels, and Explore, it is essential to use the correct dimensions and specs for each format. This guide provides the exact Instagram ad specifications you need to create pixel-perfect creatives in 2026.

Quick Jump: Feed Image Ad (Square) Feed Image Ad (Portrait) Feed Image Ad (Landscape) Story Ad Reel Ad Carousel Ad Explore Ad

All Instagram Ad Formats & Sizes

Ad Type Dimensions Aspect Ratio File Types Max Size Notes
Feed Image Ad (Square) 1080 x 1080 px 1:1 JPG, PNG 30 MB Most versatile Feed format. Works in both Feed and Explore placements.
Feed Image Ad (Portrait) 1080 x 1350 px 4:5 JPG, PNG 30 MB Takes up more vertical space in Feed. Recommended for maximum visibility.
Feed Image Ad (Landscape) 1080 x 566 px 1.91:1 JPG, PNG 30 MB Less common on Instagram. Takes up less Feed real estate than square or portrait.
Story Ad 1080 x 1920 px 9:16 JPG, PNG, MP4, MOV 30 MB (image) / 4 GB (video) Full-screen vertical format. Image stories show for 5 seconds. Video max 120 seconds.
Reel Ad 1080 x 1920 px 9:16 MP4, MOV 4 GB Full-screen vertical video. 15-90 seconds recommended. Sound-on recommended.
Carousel Ad 1080 x 1080 px 1:1 JPG, PNG, MP4, MOV 30 MB per image / 4 GB per video 2-10 cards per carousel. All cards must use the same aspect ratio.
Explore Ad 1080 x 1080 px 1:1 JPG, PNG 30 MB Appears in the Explore tab. Same specs as Feed image ads.

Format Details

Feed Image Ad (Square)

Dimensions 1080 x 1080 px
Aspect Ratio 1:1
File Types JPG, PNG
Max File Size 30 MB
Notes

Most versatile Feed format. Works in both Feed and Explore placements.

Feed Image Ad (Portrait)

Dimensions 1080 x 1350 px
Aspect Ratio 4:5
File Types JPG, PNG
Max File Size 30 MB
Notes

Takes up more vertical space in Feed. Recommended for maximum visibility.

Feed Image Ad (Landscape)

Dimensions 1080 x 566 px
Aspect Ratio 1.91:1
File Types JPG, PNG
Max File Size 30 MB
Notes

Less common on Instagram. Takes up less Feed real estate than square or portrait.

Story Ad

Dimensions 1080 x 1920 px
Aspect Ratio 9:16
File Types JPG, PNG, MP4, MOV
Max File Size 30 MB (image) / 4 GB (video)
Notes

Full-screen vertical format. Image stories show for 5 seconds. Video max 120 seconds.

Reel Ad

Dimensions 1080 x 1920 px
Aspect Ratio 9:16
File Types MP4, MOV
Max File Size 4 GB
Notes

Full-screen vertical video. 15-90 seconds recommended. Sound-on recommended.

Carousel Ad

Dimensions 1080 x 1080 px
Aspect Ratio 1:1
File Types JPG, PNG, MP4, MOV
Max File Size 30 MB per image / 4 GB per video
Notes

2-10 cards per carousel. All cards must use the same aspect ratio.

Explore Ad

Dimensions 1080 x 1080 px
Aspect Ratio 1:1
File Types JPG, PNG
Max File Size 30 MB
Notes

Appears in the Explore tab. Same specs as Feed image ads.

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Other Platform Specs

Facebook Ad Sizes & Specs Guide 2026 9 ad formats TikTok Ad Sizes & Specs Guide 2026 7 ad formats YouTube Ad Sizes & Specs Guide 2026 9 ad formats LinkedIn Ad Sizes & Specs Guide 2026 8 ad formats Google Display Ad Sizes & Specs Guide 2026 12 ad formats

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