If you have ever spent hours rendering an edit, exported it in 4K, uploaded it to Instagram, and watched it turn into a pixelated, text-chopped blur, you know the frustration. Instagram’s media engine is notoriously unforgiving. If your aspect ratios, frame rates, or bitrates do not match what the platform expects, its compression algorithm will actively punish your content quality and reach.
Keeping up with Instagram’s technical specifications is an ongoing challenge. Platform standards have expanded to encompass the newer 3:4 tall feed format, refined Reels guidelines, and dynamic safe zones.
This comprehensive guide breaks down the exact Instagram video sizes, dimensions, aspect ratios, and export formats to ensure your content looks pristine on every device.
Quick Reference Master Table
|
Placement |
Aspect Ratio |
Recommended Resolution (Pixels) |
Max File Size |
Max Duration |
Best Format |
|
Reels |
9:16 |
1080 x 1920 |
4 GB |
Up to 15 mins (uploads) |
MP4 / MOV |
|
Stories |
9:16 |
1080 x 1920 |
4 GB |
60 seconds per clip |
MP4 / MOV |
|
Feed (Tall / Grid) |
3:4 |
1080 x 1440 |
4 GB |
60 minutes |
MP4 / MOV |
|
Feed (Portrait) |
4:5 |
1080 x 1350 |
4 GB |
60 minutes |
MP4 / MOV |
|
Feed (Square) |
1:1 |
1080 x 1080 |
4 GB |
60 minutes |
MP4 / MOV |
|
Feed (Landscape) |
1.91:1 |
1080 x 566 |
4 GB |
60 minutes |
MP4 / MOV |
|
Live |
9:16 |
1080 x 1920 |
N/A |
Up to 4 hours |
RTMP / H.264 |
Instagram Reels Video Specifications
Reels are the primary engine for organic reach and discovery on Instagram. Because they take over the user’s entire mobile screen, getting the dimensions right is non-negotiable.
Aspect Ratio: 9:16
Recommended Resolution: 1080 x 1920 pixels
Frame Rate: 30 to 60 FPS (Frames Per Second)
Maximum File Size: 4 GB
Video Length: Up to 15 minutes for uploaded content (though clips under 90 seconds consistently retain viewers best)
Container Format: MP4 or MOV
Video Codec: H.264
Audio Codec: AAC
Navigating Reels Safe Zones
The biggest mistake creators make is letting critical text, subtitles, or hooks get blocked by native UI elements. Instagram overlays a profile handle, caption text, audio tracking, and engagement buttons (Like, Comment, Share) directly over your video.
Top Buffer: Keep important elements clear of the top 15% to 20% of the frame.
Bottom & Side Buffers: Leave roughly 250 pixels of padding at the bottom and avoid crowding the right edge where interaction buttons live.
The Sweet Spot: Keep all core visual elements and text centered within a central vertical corridor.
Instagram Stories Video Specifications
Stories offer an immersive, full-screen vertical canvas designed for ephemeral, day-to-day community interaction.
Aspect Ratio: 9:16
Recommended Resolution: 1080 x 1920 pixels
Maximum Duration: Up to 60 seconds per continuous clip (longer videos are automatically chopped into sequential segments).
Maximum File Size: 4 GB
Format: MP4 or MOV
In-Feed Video & Carousel Specifications
While vertical video dominates discovery, in-feed video posts and multi-slide carousels remain crucial for brand pages, educational breakdowns, and portfolio showcases.
Instagram supports multiple aspect ratios for the main feed, allowing for tailored visual presentations:
Tall Feed Format (3:4): 1080 x 1440 pixels. This tall format maximizes vertical space in the timeline while maintaining clean, predictable grid boundaries.
Portrait Feed Format (4:5): 1080 x 1350 pixels. The classic tall format that claims significantly more screen space than a square.
Square Feed Format (1:1): 1080 x 1080 pixels. A uniform option if you cross-post identical assets from other channels.
Landscape Feed Format (1.91:1): 1080 x 566 pixels. Best saved for wide, cinematic landscape footage where vertical cropping would ruin the composition.
Universal Export & Compression Settings for 2026
Even if you drop a video with correct pixel dimensions into Instagram, uploading unoptimized files can cause automated compression software to crush your video quality. To protect your visual fidelity, configure your editing software (such as Premiere Pro, DaVinci Resolve, or Final Cut Pro) with these export parameters:
Codec: H.264 or HEVC (H.265)
Bitrate: For 1080p vertical video (Reels/Stories), target a constant or variable bitrate between 8 Mbps and 12 Mbps. Exporting at excessively high bitrates (like 4K at 50 Mbps) forces Instagram’s server-side compressor to aggressively downgrade your file, often leaving it looking worse than a clean 1080p export.
Audio: Stereo AAC, 320 kbps sample rate, 48.0 kHz.
FAQ
Stick to 1080p (1080 x 1920 pixels). While it sounds counterintuitive, uploading a native 4K video to Instagram gives the platform’s compression engine too much work to do. Instagram will aggressively downscale and compress your 4K file during ingestion, which frequently introduces compression artifacts, macroblocking, and blurriness. Exporting cleanly at 1080p avoids this issue.
Mobile apps and desktop browsers handle hardware acceleration and dynamic bitrate scaling differently. Additionally, if your internet connection fluctuates while viewing a desktop browser, Instagram may dynamically serve a lower-resolution cache of the video. Always test your final uploads on both a mobile device and a desktop monitor to ensure optimal delivery.
This is typically caused by ignoring safe zones. For 9:16 Reels and Stories, ensure all text blocks, subtitles, and calls-to-action sit well within the central vertical container. Keep text at least 250 pixels away from the absolute top and bottom margins so that platform UI elements—like captions, music stickers, and profile names—do not overlap your text.
It depends on the placement. In-feed videos can run up to 60 minutes. Standard Reels can be uploaded up to 15 minutes long (though content exceeding 90 seconds is typically recommended only for deeply engaging storytelling). Stories support individual clips up to 60 seconds, and Live broadcasts can run continuously for up to 4 hours.
Yes. If you build a multi-slide carousel, every slide should strictly use the same aspect ratio (ideally matching your first slide). Mixing a 1:1 square slide with a 4:5 vertical slide forces Instagram to dynamically re-frame or awkwardly crop subsequent images, resulting in an unpolished viewing experience when users swipe through.
