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Priya SharmaJanuary 20265 min read
Image Tools5 min read

Best Image Sizes for Instagram 2025 (+ Resizer)

Instagram image size guide for posts, stories, reels, and profile pictures. Free tool to resize.

1,500 words

Access and pricing

Supported tools include 5 free on-device uses per day, shared across eligible tools. On compatible devices, guest access needs no sign-in. Signed-in users also get 5 daily eligible on-device uses. AI and cloud processing use credits separately.

New accounts can claim 20 welcome credits once. Eligible offers in MiOffice can earn up to 80 reward credits; offer conditions apply.

Starter costs $6.99/month and includes 250 credits at each paid renewal plus unlimited eligible local processing. Unused credits roll over. The $2.99 Day Pass covers 24 hours of eligible local processing; AI and cloud credits are separate.

Compare tools using a representative file and inspect the export. Check supported formats, device compatibility, processing location and the displayed cost before starting. This article is published by MiOffice; consider its recommendations with that affiliation in mind.

Pricing

Access and pricing updated October 30, 2026. This editorial update does not indicate a new test run.

Instagram Image Size Guide 2025

TypeSize (px)Ratio
Square Post1080 × 10801:1
Portrait Post1080 × 13504:5
Landscape Post1080 × 5661.91:1
Story / Reel1080 × 19209:16
Profile Picture320 × 3201:1
Carousel1080 × 10801:1

Pro tip: Portrait posts (1080 × 1350) take up more screen space in the feed, getting more attention than square posts.

How to Resize Images for Instagram

  1. 1

    Open Image Resizer

    Go to our free image resizer.

  2. 2

    Upload Your Photo

    Drag and drop or select your image file.

  3. 3

    Choose Instagram Dimensions

    Select 1080×1080 for posts, 1080×1920 for stories.

  4. 4

    Download & Post

    Get your perfectly sized image ready for Instagram.

Best Practices for Instagram Images

  • •Always use 1080px width — Instagram compresses smaller images, making them blurry.
  • •Use JPG for photos — Smaller file size, faster upload.
  • •Use PNG for graphics/text — Sharper edges, no compression artifacts.
  • •Keep file size under 8MB — Instagram's upload limit.
  • •Compress after resizing — Reduces file size without visible quality loss.

After Resizing: Optimize Your Image

🗜️ Compress Image

Reduce file size for faster uploads

✂️ Crop Image

Perfect the framing before posting

Resize Your Image Now

MiOffice AI is an AI-powered digital workspace studio. Create, edit, convert, compress, collaborate, and share — video, audio, images, documents, scanning, notes, screen sharing, and file transfer. the full MiOffice catalog, all in one place.

Resize NowLocal and cloud processing have different privacy terms

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Priya Sharma

Technical Writer

Writes step-by-step guides and tutorials that make complex file processing simple.

View all posts by Priya Sharma
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