Best Image Size for Instagram, Facebook & LinkedIn in 2026
Why Getting Image Size Right on Social Media Matters More Than You Think
Every major social media platform crops, compresses, and resizes images according to its own rules. If you upload a photo that doesn't match the recommended dimensions, the platform will decide how to fit it — and that decision is almost never in your favor. Your carefully composed shot gets chopped off, text overlays vanish, and logos disappear into the void of automated cropping algorithms.
The consequences go beyond aesthetics. Platforms like Instagram and Facebook use image quality as a ranking signal. A blurry, stretched, or poorly cropped image signals low effort, which translates to fewer impressions, fewer clicks, and lower engagement. In competitive niches, this can mean the difference between a post that reaches thousands and one that languishes in obscurity.
In 2026, the landscape has shifted again. Instagram now supports higher-resolution uploads for certain content types, Facebook has reworked its link preview cropping, and LinkedIn has introduced new banner dimensions for company pages. This guide covers every dimension you need, organized by platform, so you can stop guessing and start publishing with confidence.
Complete Dimensions Guide by Platform
Instagram Dimensions (2026)
Instagram remains the platform most sensitive to image dimensions. Its square-first heritage means the algorithm still favors certain aspect ratios over others, even though the feed has supported multiple formats for years.
| Content Type | Dimensions (px) | Aspect Ratio | Notes |
|---|---|---|---|
| Feed Post (square) | 1080 x 1080 | 1:1 | Safest format; never cropped in any feed view |
| Feed Post (landscape) | 1080 x 566 | 1.91:1 | Maximum width before aggressive cropping |
| Feed Post (portrait) | 1080 x 1350 | 4:5 | Takes up maximum vertical space in feed — highest engagement format |
| Story | 1080 x 1920 | 9:16 | Full-screen vertical; leave 250px top/bottom clear of key elements |
| Reels Cover | 1080 x 1920 | 9:16 | Visible as 1080x1080 center crop in grid — keep focal point centered |
| Reels Thumbnail | 1080 x 1080 | 1:1 | Display format in profile grid |
| Profile Picture | 320 x 320 | 1:1 | Cropped to circle; keep face/logo centered |
| Carousel (single slide) | 1080 x 1350 | 4:5 | Same rules as portrait feed posts |
| Instagram Broadcast | 1080 x 1920 | 9:16 | Same as Stories dimensions |
Facebook Dimensions (2026)
Facebook's image handling has improved significantly, but it still applies its own cropping to link previews and shared images. Understanding these dimensions prevents surprises when your post goes live.
| Content Type | Dimensions (px) | Aspect Ratio | Notes |
|---|---|---|---|
| Feed Post (link share) | 1200 x 630 | 1.91:1 | Standard Open Graph size; renders cleanly everywhere |
| Feed Post (photo) | 1200 x 630 | 1.91:1 | Landscape recommended; portrait crops to 4:5 in mobile feed |
| Feed Post (portrait) | 1080 x 1350 | 4:5 | Maximum vertical space before cropping in feed |
| Cover Photo | 820 x 312 | 2.63:1 | Crops to 640x360 on mobile; keep text centered |
| Profile Picture | 170 x 170 | 1:1 | Displays as circle; 360x360 uploaded recommended |
| Event Cover | 1920 x 1005 | 1.91:1 | Large format; keep important content within center safe zone |
| Group Cover | 1640 x 856 | 1.91:1 | Different from page cover; don't reuse the same image |
| Story | 1080 x 1920 | 9:16 | Full-screen vertical, same as Instagram Stories |
LinkedIn Dimensions (2026)
LinkedIn rewards professional, high-quality imagery. Images that look crisp on LinkedIn signal competence, while blurry or poorly sized images do the opposite. The platform has also expanded support for higher-resolution uploads in 2026.
| Content Type | Dimensions (px) | Aspect Ratio | Notes |
|---|---|---|---|
| Feed Post (single image) | 1200 x 627 | 1.91:1 | Standard shared image format |
| Feed Post (portrait) | 1080 x 1350 | 4:5 | Gains more vertical real estate in feed |
| Company Page Banner | 1584 x 396 | 4:1 | Very wide and short; text must be large and centered |
| Personal Profile Banner | 1584 x 396 | 4:1 | Same dimensions as company banner |
| Profile Picture | 400 x 400 | 1:1 | Higher res upload recommended; displays at 200x200 |
| LinkedIn Article Cover | 744 x 400 | 1.86:1 | Publication header image; keep text minimal |
| Carousel / Document Post | 1080 x 1080 | 1:1 | Each slide should be square for consistent display |
| Event Cover | 1776 x 444 | 4:1 | Similar to banner ratio but slightly different dimensions |
How to Resize Images Perfectly for Any Platform
Knowing the dimensions is only half the battle. The real challenge is resizing your images to fit these specifications without introducing stretching, distortion, or quality loss. This is where most people make mistakes — they use basic image editors that don't maintain aspect ratios, or they rely on platform-native editors that apply aggressive compression.
The key principle is aspect ratio preservation. When you resize an image, you must scale both width and height proportionally. If your original photo is 4000x3000 (4:3 ratio) and you need a 1080x1080 (1:1) Instagram post, you can't simply squash the width down to 1080 and call it done — that would compress the image horizontally and make everything look unnaturally narrow.
Instead, you need to either:
- Crop to the target aspect ratio first, then resize to the target dimensions. This removes some of the image but preserves the proportions of what remains.
- Scale to fit within the target dimensions, then add padding (background fill) to reach the exact size. This preserves the entire image but adds empty space.
- Use a smart resizer that lets you choose between cropping and padding while previewing the result in real time.
Our Image Resizer handles all three approaches. Upload your photo, select the target platform (Instagram, Facebook, LinkedIn, or custom dimensions), and see a live preview of how the final image will look. The tool automatically maintains the aspect ratio and shows you exactly what will be cropped or padded, so there are no surprises after export.
For batch processing — say you have 20 product photos that all need to be resized to 1080x1080 for an Instagram grid — our Bulk Image Resizer applies the same settings to every file at once, saving you from repeating the process twenty times.
Understanding Aspect Ratios and Why Platforms Crop Differently
An aspect ratio is simply the proportional relationship between an image's width and height. A 1080x1080 image has a 1:1 aspect ratio. A 1080x1350 image has a 4:5 aspect ratio. A 1080x566 image has a 1.91:1 aspect ratio.
Platforms crop differently because they serve images across multiple contexts. A single Instagram post might appear in the feed (where portrait 4:5 gets the most space), on your profile grid (where it's cropped to a 1:1 square), and in search results (where it might be cropped to yet another ratio). Facebook does something similar — a link share image displays at 1.91:1 in the feed but may be cropped differently when shared to Groups or Messenger.
This is why safe zones matter. When creating an image for Instagram, keep the most important content — faces, text, logos — within the center 1080x1080 area of a 1080x1350 portrait image. That way, whether the platform displays the full 4:5 version or crops to 1:1 for the grid, your key content is always visible.
For Facebook cover photos, the challenge is even more pronounced. The 820x312 desktop display gets cropped to roughly 640x360 on mobile. If your cover has text at the edges, it will be invisible to mobile users — and mobile users make up over 80% of Facebook traffic. Always center your text and keep important elements within the middle 640x360 area.
Common Mistakes to Avoid
Even with the right dimensions in hand, people make predictable errors that undermine their visual content. Here are the most frequent ones and how to sidestep them.
- Uploading low-resolution images to high-resolution slots. If you post a 400x400 image to Instagram (which displays at 1080px wide), the platform will upscale it, producing visible blur and compression artifacts. Always upload at the native resolution or higher.
- Ignoring the profile grid crop on Instagram. That beautiful landscape photo might look perfect in the feed, but if the subject is at the far left or right edge, it will be chopped off in your profile grid. Preview your grid layout before posting.
- Using text-heavy designs for Facebook link previews. Facebook compresses link preview images more aggressively than regular photo posts. Small text becomes unreadable. Keep text large, bold, and limited to a few words.
- Reusing the same image across all platforms without adaptation. A 1.91:1 landscape image optimized for Facebook won't look right as an Instagram Story (9:16). Take the extra minute to resize for each platform.
- Forgetting about Retina displays. Modern phones have screens with 2x or 3x pixel density. An image that looks sharp at 1080px on a standard display may look soft on a Retina iPhone. When possible, upload images at 1.5x or 2x the display resolution.
- Not compressing before upload. Instagram, Facebook, and LinkedIn all re-compress uploaded images. If you upload a 15MB file, the platform will crush it down to 200-500KB on its own — and its compression is usually worse than what you'd achieve with a dedicated Image Compressor. Pre-compressing to 500KB-1MB gives you control over the final quality.
Quick Reference: The Numbers That Matter
Here's a condensed cheat sheet you can bookmark. These are the dimensions that will serve you well across the most common content types on each platform in 2026:
- Instagram feed post: 1080x1080 (square) or 1080x1350 (portrait for max engagement)
- Instagram Story / Reels: 1080x1920 with safe zone in the center
- Facebook link share: 1200x630 (the one Open Graph dimension that works everywhere)
- Facebook cover: 820x312 desktop, keep content centered for 640x360 mobile crop
- LinkedIn post: 1200x627 or 1080x1350 for portrait
- LinkedIn banner: 1584x396 — extremely wide, keep text large and centered
Getting these dimensions right is the foundation of a professional social media presence. Pair the correct dimensions with proper compression and the right file format, and your images will look sharp, load fast, and engage your audience on every platform.