Social Media Image Sizes: A Guide for Creators

Keeping up with the latest social media image size requirements isn’t just about aesthetics — it’s about maximizing your content’s reach and engagement. Properly sized images make your posts stand out, attract more views, and ensure your brand always looks polished and professional.

This guide breaks down the must-know dimensions for top platforms. Whether you’re a part-time influencer or seasoned marketer, read on to make sure your visuals always hit the mark.

Your Go-to Social Media Image Size Cheat Sheet

Here’s a quick overview of recommended social media sizes across popular platforms that you can bookmark or screenshot for easy access.

Facebook Image Sizes

Profile Picture

• Recommended size — 180 x 180px
• Aspect ratio — 1:1

Facebook Header Size

• Recommended size — 820 x 360px
• Aspect ratio — 16:9

Timeline Photo

• Recommended size — 1200 x 630px
• Aspect ratio — 1.91:1

Facebook Event Cover Photo Size 

• Recommended size — 1200 x 628px
• Aspect ratio — 2:1

Group Cover Photo

• Recommended size — 1640 x 856px
• Aspect ratio — 1.91:1

Tip — Keep important text or design elements within the center of the image (known as the safe zone) to prevent them from being cropped on mobile or desktop views.

Instagram Dimensions

Profile Picture

• Recommended size — 320 x 320px
• Aspect ratio — 1:1

Instagram Feed Post Sizes

• Square — 1080 x 1080px (1:1)
• Portrait — 1080 x 1350px (4:5)
• Landscape — 1080 x 566px (1.91:1)

Instagram Story Dimensions

• Recommended size — 1080 x 1920px
• Aspect ratio — 9:16

Reels

• Recommended size — 1080 x 1920px
• Aspect ratio — 9:16

Thumbnails

• Recommended size — 1080 x 1080px
• Aspect ratio — 1:1

Tip — Use bold, high-contrast visuals for resized Stories and new Reels to grab attention in fast-scrolling feeds.

X (formerly Twitter) Image Sizes

Profile Picture

• Recommended size — 400 x 400px
• Aspect ratio — 1:1

Header Photo

• Recommended size — 1500 x 500px
• Aspect ratio — 3:1

Feed Posts

• Recommended size —1600 x 900px
• Aspect ratio —16:9

Tip — For header photos, make sure the most important elements are centered. On smaller screens, your profile picture may cover some of the header, or it may be cropped.

LinkedIn Post Image Sizes

Profile Picture

• Recommended size — 400 x 400px
• Aspect ratio — 1:1

LinkedIn Cover Photo Size

• Recommended size — 1584 x 396px 
• Aspect ratio — 16:9

Shared Image (Post)

• Portrait — 1920 x 1080px (16:9)
• Square — 1080 x 1080px (1:1)
• Landscape — 1200 x 627px (1.91:1) 

Tip — Use clean, professional visuals that align with your brand to make a strong impression on your network.

TikTok Dimensions

TikTok Profile Picture Size

• Recommended size — 200 x 200px
• Aspect ratio — 1:1

Video Size

• Recommended size — 1080 x 1920px
• Aspect ratio — 9:16

Tip — Make sure your profile picture is clear at any size. It often appears as a small circle, which can make it difficult to see.

YouTube Dimensions

YouTube Profile Picture Size

• Recommended size — 800 x 800px
• Aspect ratio — 1:1

Channel Banner Image

• Recommended size — 2048 x 1152px
• Aspect ratio — 16:9

Video Thumbnail

• Recommended size — 1280 x 720px
• Aspect ratio —16:9

Tip — Check that your thumbnails’ key visuals and text are legible at smaller sizes. They often appear scaled down in search results and suggested videos.

Pinterest Image Sizes

Profile Picture

• Recommended size: 165 x 165px
• Aspect ratio: 1:1

Pin Sizes

• Standard Pins: 1000 x 1500px (2:3 aspect ratio works best)
• Square Pins: 1000 x 1000px (1:1 aspect ratio)
• Long Pins: 1000 x 2100px (1:2.1 aspect ratio)

Tip — Vertical pins perform best on Pinterest, as they take up more screen space in feeds, increasing visibility.

Snapchat Image Sizes

Snap Ad Image

• Recommended size: 1080 x 1920px
• Aspect ratio: 9:16

Geofilter Image

• Recommended size: 1080 x 2340px
• Aspect ratio: 9:16

Tip — Use minimal text and vibrant colors to make your Snap Ads and Geofilters pop on mobile screens.

Tumblr Image Sizes

Profile Picture

• Recommended size: 128 x 128px
• Aspect ratio: 1:1

Dashboard Portrait Images

• Recommended size: 500 x 750px
• Aspect ratio: 2:3

Header Image

• Recommended size: 3000 x 1055px
• Aspect ratio: 2.84:1

Tip — Tumblr’s aesthetic leans toward creativity, so focus on bold and artistic visuals that resonate with your niche.

Google Business Profile Image Sizes

Profile Photo

• Recommended size: 250 x 250px
• Aspect ratio: 1:1

Cover Photo

• Recommended size: 1080 x 608px
• Aspect ratio: 16:9

Post Image

• Recommended size: 1200 x 900px
• Aspect ratio: 4:3

Tip — Use high-quality images to showcase your products or services. Visuals on Google Business Profiles affect how potential customers perceive your brand.

Create Videos for All Platforms With Captions

An important part of being an influencer is staying on top of social media image requirements. This can be challenging, but the right tools can simplify the process. 

For instance, use Captions’ Scale & Content Fit feature to adapt to multiple platforms. Just import a video, tap “Scale,” and choose your aspect ratio. We’ll automatically resize the post based on your selection. With Content Fit, you can let AI adjust your video frame and center it on the most important content. This saves you time on editing and allows you to focus on creating new posts.

From mastering TikTok video dimensions to optimizing short-form content, Captions makes it easy to stay ahead.

FAQs

Should I Use 4:3 or 16:9 for Social Media?

Due to their widescreen format, platforms like YouTube and Facebook prefer 16:9. However, the 4:3 ratio is outdated for social media.

What’s the Most Popular Aspect Ratio?

16:9 is the most common for widescreen content, but 9:16 is growing rapidly due to mobile-first platforms like Instagram and TikTok.

How Do I Resize a Video for Social Media?

Use tools like Captions to adjust video dimensions easily. With our AI resizing features, you can quickly adapt your videos for different platforms. Upload your video, and our app will adjust the size.