Convert MP4 to AVIF

Fast, free, and secure MP4 to AVIF conversion. No registration required.

Fast, free, and secure MP4 to AVIF conversion. No registration required.

Drag & drop your file here

or click to browse

Loading limits...

High Quality

Maintain maximum quality during conversion

Fast Processing

Convert files in seconds with our optimized engine

Secure & Private

Files automatically deleted after conversion

How to Convert MP4 to AVIF

1

Upload MP4 File

Click the "Select File" button to upload your mp4 file from your device.

2

Start Conversion

Click the "Convert" button to instantly start converting to AVIF.

3

Download AVIF

Download your converted avif file immediately after processing.

Why Convert MP4 to AVIF?

Converting MP4 Video to AVIF Image transforms your video content into image format. This is useful for next-generation web optimization. AVIF (AV1 Image File Format) is a next-generation image format based on the royalty-free AV1 video codec.

Xonvert uses professional-grade conversion tools to ensure the highest possible quality when converting MP4 Video to AVIF Image. The output is optimized for the target format's strengths.

MP4 vs AVIF — Technical Comparison

FeatureMP4AVIF
ContainerMPEG-4 Part 14
Video CodecsH.264, H.265, AV1
Audio CodecsAAC, MP3, AC3
SubtitlesSRT, SSA, VobSub
StreamingHTTP Live Streaming (HLS), DASH
Color DepthUp to 12-bit HDR
CompressionLossy and lossless (AV1)
Max Resolution65,536 × 65,536 pixels
TransparencyFull alpha channel
AnimationSupported

About MP4 Video

MP4 (MPEG-4 Part 14) is the most widely used video container format, supported by virtually every device, browser, and platform. MP4 typically uses H.264 or H.265 video encoding with AAC audio, delivering an excellent balance of quality and file size for streaming, downloads, and playback.

Strengths

  • Universal compatibility (plays everywhere)
  • Excellent quality-to-size ratio
  • Supports streaming and progressive download
  • Stores subtitles, chapters, and metadata

Limitations

  • Patent-encumbered codecs (H.264/H.265)
  • Not ideal for lossless archival
  • Re-encoding reduces quality
  • Container format (quality depends on codec)

Developed by ISO/IEC (2001)

About AVIF Image

AVIF (AV1 Image File Format) is a next-generation image format based on the royalty-free AV1 video codec. AVIF offers the best compression efficiency of any current image format — up to 50% smaller than WebP and dramatically smaller than JPEG — while supporting HDR, wide color gamut, and transparency.

Strengths

  • Best-in-class compression (smaller than WebP and JPEG)
  • Royalty-free and open-source
  • HDR and wide color gamut support
  • Both lossy and lossless compression

Limitations

  • Slower encoding than JPEG or WebP
  • Growing but not yet universal browser support
  • Complex format requires more CPU to decode
  • Relatively new with limited editor support

Developed by Alliance for Open Media (2019)

MP4 to AVIF — Frequently Asked Questions

What is the difference between MP4 and AVIF?

MP4 Video mp4 (mpeg-4 part 14) is the most widely used video container format, supported by virtually every device, browser, and platform. AVIF Image avif (av1 image file format) is a next-generation image format based on the royalty-free av1 video codec. The key differences are: MP4 Video offers universal compatibility (plays everywhere), while AVIF Image provides best-in-class compression (smaller than webp and jpeg).

Will I lose quality converting MP4 to AVIF?

Xonvert uses professional-grade conversion tools to ensure the highest possible quality when converting MP4 Video to AVIF Image. The output is optimized for the target format's strengths.

When should I use AVIF instead of MP4?

Use AVIF Image when you need next-generation web optimization or hdr content delivery. Best-in-class compression (smaller than WebP and JPEG). Use MP4 Video when web video streaming.

Can I convert MP4 to AVIF for free?

Yes. Xonvert lets you convert MP4 to AVIF completely free with no registration. Free users get a daily conversion limit. Upgrade to Pro ($4.99/mo) for higher limits, larger file sizes, and priority processing.

What are the best use cases for AVIF?

AVIF Image is best for: Next-generation web optimization; HDR content delivery; Bandwidth-constrained mobile sites; Replacing WebP for even smaller sizes. Best-in-class compression (smaller than WebP and JPEG). Royalty-free and open-source.

Related Conversions

© 2026 Xonvert. All rights reserved.