Resize Image for Instagram Story — 1080×1920px
Instagram Stories and Reels use a 9:16 vertical format at 1080×1920 pixels. Uploading the wrong size means Instagram crops your image — usually cutting off the top and bottom, or showing black bars at the sides. Getting to exactly 1080×1920 before you upload gives you full control over what's shown. This guide gets your photo or graphic to the correct Story dimensions in under a minute.
Quick Answer
Instagram Stories and Reels use a 9:16 vertical format at 1080×1920 pixels. Uploading the wrong size means Instagram crops your image — usually cutting off the top and bottom, or showing black bars at the sides.
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Step-by-Step Guide
5 steps · takes under 1 minute
Open the Image Resizer
Go to the Resize tool — fully browser-based, no upload required, works on desktop and mobile.
Upload your image
Drop your photo, screenshot, or graphic onto the upload zone. JPG, PNG, and WebP are all accepted.
Click the 'Instagram Story' preset
The Instagram Story preset (1080×1920) is in the social media presets panel. One click sets both dimensions and disables aspect ratio lock so the image fills the full vertical frame.
Or enter dimensions manually
Turn off 'Maintain aspect ratio', then enter Width: 1080 and Height: 1920. Both values are applied exactly, no rounding.
Resize and download
Click 'Resize Image'. Your image is rendered at 1080×1920 and ready to download. Upload directly to Instagram, Reels, or TikTok.
100% Private — Zero Uploads
ImgToolkit runs entirely in your browser using the Canvas API. Your images are never sent to a server, never stored in the cloud, and never seen by anyone else. This makes it safe for sensitive documents, client work, medical imagery, and confidential screenshots.
Pro tip
Use 75–85% quality for web images — you get 60–80% smaller files with no visible difference at normal screen sizes.
Format & File Size Comparison
Same 1080×1080px photo processed four ways
| Format | Quality | File Size | Notes |
|---|---|---|---|
| PNG (original) | Perfect | 4.2 MB | No compression — too large for web |
| Compressed PNG | Visually identical | 1.1 MB | −74% — transparency preserved |
| JPG (85% quality) | Excellent | 310 KB | −93% · Best for photos |
| WebP (85%)BEST | Excellent | 205 KB | −95% · Recommended for web |
Based on a 1080×1080px photo. Results vary by image content and complexity.
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Frequently Asked Questions
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Resize for Instagram Story