Compress HEIC Images for Wix
Wix automatically processes and serves images through its CDN, but uploading pre-optimized images still improves initial load times and ensures the best quality baseline. High Efficiency Image Format — the default photo format on iPhones and modern Apple devices. Excellent compression. Use ImageSmith to compress your HEIC images to the ideal file size for Wix — target under 25,000KB for optimal performance. Processing is fully browser-based — no server uploads.
Recommended format
JPEG
Max file size
25,000KB
Dimensions
2500px maximum width — Wix resizes automatically
✓Wix serves images via its CDN and applies automatic optimization
✓Upload at 2× the display size for crisp Retina/HiDPI display
✓PNG for images with transparency, JPEG for photographs
✓Wix converts uploads to WebP automatically for modern browsers
Compress HEIC for Other Platforms
Compress HEIC for Wix — FAQ
Wix works best with images under 25,000KB. Recommended dimensions: 2500px maximum width — Wix resizes automatically. ImageSmith can compress HEIC images to any target size in seconds.
Wix primarily supports JPEG, PNG, WEBP, GIF. Converting to JPEG is recommended for best compatibility.
Upload your HEIC image to ImageSmith, set a target size under 25,000KB, and compress. Wix serves images via its CDN and applies automatic optimization
Compress images with ImageSmith before uploading to Wix. Target under 1MB per image and upload at 2× display size for Retina screens. Wix handles additional CDN optimization automatically.