JPEG vs WebP for X/Twitter
Short answer: WebP is smaller; platforms may re-encode—A/B in /compress?kb=500, stay ≤1920px wide, fall back to JPEG if artifacts show.
Last reviewed: April 2026.
- WebP is smaller but may be re‑encoded by the platform
- Try WebP first; fall back to high‑quality JPEG if artifacts
- Keep width ≤ 1920px; target 500KB for fast load
Test quickly in /compress?kb=500 with Format WebP/JPEG.