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Social Media Image Sizes Every Australian Beginner Should Know

When you upload a great picture to a social network and the result loses its edges, cuts off important text or appears blurry, the cause is almost always the wrong image dimensions. Getting the pixel size right for each platform is one of the easiest ways to make your visual content look polished, yet it is the area most beginners overlook entirely.

Social networks update their recommended dimensions quite regularly, and what worked two years ago can leave your post looking stretched or pixelated today. Australian businesses and creators who rely on Facebook, Instagram, LinkedIn and YouTube to reach their audience often find themselves re-uploading the same artwork because they did not have the right specs the first time.

This walkthrough covers the image sizes that matter most for the major platforms, with tips tailored for Australian bloggers, small business owners and anyone building an online presence in the local market. You will also find a quick reference list and a few practical tools that make resizing visuals far less painful.

Facebook Dimensions for Posts, Covers and Profiles

Facebook remains one of the strongest platforms for community groups, local businesses and news outlets across Australia. The recommended pixel size for a shared feed image is 1200 by 630, which keeps the picture sharp on both desktop and mobile. For square posts, aim for 1080 by 1080, as this aspect ratio displays cleanly in the news feed without awkward cropping around the subject.

Your Facebook profile picture is rendered as a circle, so upload a square image of at least 170 by 170 pixels, though saving at 320 by 320 gives a sharper result on retina displays. Cover photos work best at 820 by 312 pixels on desktop, while mobile users see a slightly cropped version, so keep logos and important text centred. Group covers and event banners follow similar guidelines but vary slightly, and the Facebook Help Centre keeps a current page worth bookmarking for when specs shift.

Instagram Sizes for Photos, Stories and Reels

Instagram is where Australian creators, hospitality venues and lifestyle brands tend to see the highest returns, and the platform rewards crisp, well-sized visuals. Square feed posts perform best at 1080 by 1080 pixels, while portrait posts at 1080 by 1350 take up the maximum amount of screen real estate and often receive stronger engagement. Landscape posts work at 1080 by 566, although square and portrait remain the most common choices for local creators in fashion, food and fitness niches.

Stories and Reels use a 1080 by 1920 vertical canvas, which is a 9:16 aspect ratio. Leave a small safe zone around the edges so profile icons, captions and interactive stickers do not overlap the key content. Carousel posts accept all of the above sizes within a single album, which is helpful when running product showcases or step-by-step tutorials. Keep file size under 30 MB and stick with JPEG or PNG formats for the cleanest output across Australian mobile networks.

X Image Sizes for Posts and Headers

X, formerly Twitter, has tightened its image handling over the past few years, and using the correct pixel dimensions helps your visuals stand out in a busy feed. Single-image posts look sharp at 1600 by 900 pixels for landscape, or 1080 by 1080 for square uploads. The aspect ratio matters more than the exact pixel count, since X automatically scales images while preserving the original. Stick to JPEG, PNG or GIF formats and keep file weight below 5 MB for photos, or 15 MB for animated content.

Your X header photo runs at 1500 by 500 pixels, with the same caveat as Facebook: the image is shown fully only on certain screens, so keep the most important elements inside the centre frame. Profile pictures display at 400 by 400 pixels, and anything square between 200 and 400 works well. If you run ads on X, remember that in-app preview cards default to a 1200 by 628 crop, so design with that in mind.

YouTube and LinkedIn Image Specs

YouTube still relies heavily on static imagery for channel branding, even as short-form video grows in Australia. Channel banner art is rendered at 2560 by 1440 pixels, but the safe area across all devices is only 1546 by 423 pixels in the centre. Video thumbnails perform best at 1280 by 720 pixels, with high contrast and bold text, since the platform is competitive and small thumbnails often decide whether a viewer clicks. Aim for files under 2 MB and use PNG or JPEG.

LinkedIn image specifications are often overlooked by Australian professionals building a personal brand. Personal profile pictures work at 400 by 400 pixels, while cover photos display at 1584 by 396. Company page logos should be square at 300 by 300, and shared feed images display cleanly at 1200 by 627. Articles use a 1200 by 644 hero image, similar in feel to blog headers.

Common Image Sizes to Remember

These dimensions cover the majority of what Australian creators upload to the major networks.

Tools Australian Creators Use to Resize Images

Free and paid platforms both have a place in a beginner's workflow, and most creators rely on a small kit rather than one oversized tool.

Pick a small set of dimensions to focus on first, then expand as you publish across more networks. Save a master template in Canva or Figma with safe zones clearly marked, and you will rarely need to second-guess pixel counts. Bookmark this page, share it with your team, and revisit it whenever a platform updates its specifications, which tends to happen every few months across the major players. Getting the basics right from the start saves hours of rework and helps your visuals stand out the way you intended.