Resize Image for Discord (512×512 Avatars & Emoji)

Resize a photo or graphic to 512×512 pixels — the size Discord recommends for uploading avatars and custom emoji. Crop to a clean square and download.

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Use it right here — already set up for this task

Redimensionneur d'images

Redimensionnez des images en ligne

Redimensionnez les images à des dimensions personnalisées ou avec des préréglages réseaux sociaux. Fonctionne dans votre navigateur - aucun envoi nécessaire.

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PNG, JPG, WebP (max 50MB)

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À propos du redimensionneur d'images

Notre outil gratuit de redimensionnement d'images vous permet de redimensionner les images à n'importe quelles dimensions personnalisées ou de choisir parmi les préréglages populaires de réseaux sociaux. Parfait pour optimiser les images pour Instagram, Facebook, Twitter, YouTube et plus.

Fonctionnalités :

  • Contrôles personnalisés de largeur et hauteur
  • Bascule de maintien du rapport d'aspect
  • Préréglages rapides pour les plateformes de réseaux sociaux
  • Support des formats PNG, JPG et WebP
  • Fonctionne entièrement dans votre navigateur - les images ne sont jamais envoyées aux serveurs
  • Complètement gratuit sans inscription ni filigranes

Normes & Références

Dernière mise à jour: 2026-03-10

Why this matters

Discord recommends uploading avatars and custom emoji at 512×512, even though it displays them much smaller — around 128×128 for a standard avatar thumbnail and even smaller for emoji in chat. The extra resolution matters because Discord's own client re-scales the image for retina displays, larger profile views, and emoji picker previews; uploading something already small and low-resolution looks visibly soft once Discord scales it back up. Starting from a properly cropped 512×512 square avoids that blur across every place Discord displays it.

Step by step

  1. 1
    Open the Image Resizer
    The dimensions are already set to 512×512 — drop in your avatar or emoji source image.
  2. 2
    Crop to a clean square
    Center your face or icon so nothing important sits at the very edge, since avatars display as circles in most views.
  3. 3
    Preview
    Check the preview to make sure the subject stays centered once the corners are cropped away.
  4. 4
    Download
    Save the 512×512 image to your device.
  5. 5
    Upload to Discord
    Use it as your server or user avatar, or add it as a custom emoji in a server with emoji slots available.

Frequently asked questions

What size does Discord recommend for avatars?

Discord recommends uploading at 512×512, even though the avatar displays at roughly 128×128 in most views — the extra resolution keeps it sharp on high-DPI screens.

Is 512×512 also the right size for custom emoji?

Yes for the upload — Discord accepts up to 512×512 for custom emoji uploads (max 256 KB file size), then displays them much smaller in chat, typically around 32×32 to 48×48.

Is my image uploaded to a server to resize it?

No. Resizing runs entirely in your browser before you manually upload the result to Discord.

Why does my avatar look blurry on Discord?

Usually because the original upload was smaller than 512×512 and Discord scaled it up for larger displays like the profile popup. Upload at 512×512 or larger to avoid this.

Does Discord crop avatars into a circle?

Yes — avatars display as circles throughout the app. Keep your subject centered so nothing important gets clipped at the corners.

What if my emoji file is too large for Discord?

Discord caps custom emoji uploads at 256 KB. Resize to 512×512 here, then compress with Compress Image to 200 KB if the file is still too big.

Try Image Resizer now
Free, private, no signup. Runs in your browser.
Open Image Resizer

Further reading

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