Compress BMP Images for WhatsApp
WhatsApp automatically compresses images before delivery. Pre-compressing your images with controlled settings prevents the quality degradation caused by this automatic double compression. Uncompressed Windows bitmap format with very large file sizes. Not suitable for web use without compression. Use ImageSmith to compress your BMP images to the ideal file size for WhatsApp — target under 16,000KB for optimal performance. Processing is fully browser-based — no server uploads, no privacy risk.
Recommended format
JPEG
Max file size
16,000KB
Dimensions
1280×720 maximum for photos sent as images
✓WhatsApp auto-compresses images — pre-compress to avoid double compression
✓Send images as "Documents" to bypass WhatsApp compression
✓Keep images under 5MB for instant delivery without waiting
✓Use JPEG quality 80–85 for optimal WhatsApp image quality