The Ultimate Guide to LinkedIn Post Image Sizes: Stop Letting Bad Dimensions Ruin Your Reach

You’ve spent hours drafting the ultimate LinkedIn post. The hook is sharp, the insights are deeply actionable, and the sign-off practically begs for engagement. You attach a graphic, hit publish, and walk away feeling triumphant.

An hour later, you check back—only to find your carefully crafted graphic awkwardly cropped at the edges, text cut off, and your professional image reduced to a pixelated mess.

If this scenario sounds painfully familiar, you aren’t alone. Content creators and marketers trip over LinkedIn’s peculiar image constraints every single day. Because LinkedIn scales, crops, and renders images differently depending on whether your audience is viewing from a desktop monitor or a crowded smartphone screen, getting the dimensions right is half the battle.

Mastering LinkedIn post image sizes is your secret weapon to stopping the scroll.

Why Image Dimensions Matter on LinkedIn

We live in a visual-first digital economy. On LinkedIn, a text-only post can easily get lost in a sea of corporate announcements and thought-leadership essays. Images, carousels, and infographics act as speed bumps for the human eye.

However, LinkedIn’s algorithm heavily favors user experience. If an image has terrible resolution or gets awkwardly cropped by the auto-formatter, users scroll past faster, lowering your dwell time and choking your organic reach. Correct sizing guarantees that:

• Your brand looks polished, intentional, and authoritative.
• No critical text, logos, or faces get hacked off by default aspect-ratio cropping.
• Your visuals take up maximum allowable real estate on mobile devices.

The Master Cheat Sheet: LinkedIn Post Image Sizes

Different post formats require different canvases. Bookmark these core dimensions to ensure your visuals always look crisp:

| Post Type | Recommended Dimensions | Aspect Ratio | Best For |
| :— | :— | :— | :— |
| Square Feed Post | $1080 times 1080$ px | 1:1 | Universal feed posts, infographics, and quotes |
| Portrait / Vertical Post | $1080 times 1350$ px | 4:5 | Mobile-first content that dominates vertical screen space |
| Landscape / Link Preview | $1200 times 627$ px | 1.91:1 | Blog link thumbnails and horizontal photography |
| Carousel (Document PDF) | $1080 times 1350$ px or $1080 times 1080$ px | 4:5 or 1:1 | Multi-slide step-by-step guides and frameworks |

Deep Dive: Choosing the Right Format for Your Content

1. The Square Post ($1080 times 1080$ px) — The Safe Standard

If you want a dependable format that looks equally balanced on a wide desktop display and a narrow smartphone, stick to a 1:1 aspect ratio.

• Pros: It rarely suffers from awkward auto-cropping and serves as the universal standard across almost all social platforms (making cross-posting a breeze).
• Cons: It leaves blank space above and below it in mobile feeds compared to taller formats.

2. The Portrait Post ($1080 times 1350$ px) — The Attention Grabber

For maximum impact, mobile-first creators lean heavily toward the 4:5 vertical ratio. Because over 60% of LinkedIn traffic happens on mobile phones, maximizing vertical screen real estate stops the thumb cold.

• Pros: It pushes competing posts out of view, forcing the user to engage with your graphic.
• Cons: On desktop layouts, the top and bottom edges might feel slightly imposing, though LinkedIn manages them gracefully.

3. Landscape and Link Previews ($1200 times 627$ px)

When you share an external URL (like a blog post, podcast link, or news article), LinkedIn automatically generates a preview card. While LinkedIn pulls this metadata from your website’s Open Graph tags, ensuring your shared images map closely to 1200 x 627 pixels prevents weird stretching or blown-up borders.

Pro-Tips for Flawless LinkedIn Visuals

• Respect the “Safe Zones”: When designing vertical or square posts, never place vital text or logos right on the extreme outer borders. Keep text comfortably padded inward to account for minor UI overlays or device variations.
• Watch the File Size: LinkedIn accepts image uploads up to 5MB for standard posts. Export your graphics as high-resolution PNGs for sharp text graphics, or high-quality JPGs for photographs.
• Conquer Carousels with PDFs: If you are building multi-page document carousels (which command massive engagement rates on LinkedIn), design every slide to identical dimensions ($1080 times 1350$ px is the gold standard) and export them as a single PDF file. Never mix landscape and portrait pages in the same document, or LinkedIn will force a chaotic crop across the entire deck.

Final Thoughts

Design is rarely just about aesthetics on professional networks—it is about removing friction between your ideas and your audience. By aligning your workflow with these precise LinkedIn image dimensions, you protect your content from automated clipping, elevate your personal or corporate brand, and give your insights the pristine presentation they deserve.

Next time you open Canva, Figma, or Photoshop, lock in those $1080 times 1350$ or $1080 times 1080$ guidelines before typing a single word. Your metrics will thank you.