Compress WebP Images for Reddit
Reddit image posts display in feed thumbnails and full-size previews. Optimized images load faster and look sharper across Reddit's desktop site, mobile app, and old.reddit. Modern image format developed by Google offering 25–35% smaller files than JPEG/PNG at equivalent visual quality. Use ImageSmith to compress your WebP images to the ideal file size for Reddit — target under 20,000KB for optimal performance. Processing is fully browser-based — no server uploads, no privacy risk.
Recommended format
JPEG
Max file size
20,000KB
Dimensions
1200×628 (link previews), 1080×1080 (image posts)
✓Reddit thumbnails display at 140×140 — ensure key content is centered
✓Use 1200×628 for link preview images
✓PNG for screenshots and graphics, JPEG for photographs
✓Reddit GIFs auto-convert to MP4 for better performance