Convert AVI to MKV
Fast, free, and secure AVI to MKV conversion. No registration required.
Fast, free, and secure AVI to MKV conversion. No registration required.
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High Quality
Maintain maximum quality during conversion
Fast Processing
Convert files in seconds with our optimized engine
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Files automatically deleted after conversion
How to Convert AVI to MKV
Upload AVI File
Click the "Select File" button to upload your avi file from your device.
Start Conversion
Click the "Convert" button to instantly start converting to MKV.
Download MKV
Download your converted mkv file immediately after processing.
Why Convert AVI to MKV?
Converting from AVI Video to MKV Video (Matroska) is useful when you need unlimited tracks for audio, subtitles, attachments. AVI Video has limitations: large file sizes compared to mp4. MKV Video (Matroska) addresses this by offering unlimited tracks for audio, subtitles, attachments and open-source and royalty-free. MKV (Matroska Video) is an open-source, flexible multimedia container that can hold an unlimited number of video, audio, subtitle, and metadata tracks in a single file.
Xonvert uses professional-grade conversion tools to ensure the highest possible quality when converting AVI Video to MKV Video (Matroska). The output is optimized for the target format's strengths.
AVI vs MKV — Technical Comparison
| Feature | AVI | MKV |
|---|---|---|
| Container | RIFF-based | Matroska (EBML-based) |
| Video Codecs | DivX, Xvid, H.264, MJPEG | H.264, H.265, VP9, AV1 |
| Audio Codecs | MP3, PCM, AC3 | AAC, FLAC, DTS, AC3, Opus |
| Max Resolution | Unlimited (codec-dependent) | — |
| Streaming | Not supported natively | — |
| Subtitles | — | SRT, SSA/ASS, VobSub, PGS |
| Features | — | Chapters, menus, attachments |
About AVI Video
AVI (Audio Video Interleave) is one of the oldest video container formats, introduced by Microsoft in 1992. While largely superseded by MP4 and MKV for modern use, AVI remains common in legacy systems and offers wide compatibility with older software and devices.
Strengths
- ✓ Wide compatibility with older devices and editors
- ✓ Simple structure easy to process
- ✓ Can contain uncompressed video
- ✓ Broad codec support
Limitations
- • Large file sizes compared to MP4
- • Limited subtitle and metadata support
- • No native streaming support
- • Outdated format for modern workflows
Developed by Microsoft (1992)
About MKV Video (Matroska)
MKV (Matroska Video) is an open-source, flexible multimedia container that can hold an unlimited number of video, audio, subtitle, and metadata tracks in a single file. MKV is the preferred format for high-quality video with multiple audio languages and subtitle tracks.
Strengths
- ✓ Unlimited tracks for audio, subtitles, attachments
- ✓ Open-source and royalty-free
- ✓ Supports all major codecs
- ✓ Chapter and menu support
Limitations
- • Less compatibility with mobile and smart TV apps
- • Not natively supported by Apple devices
- • Larger than MP4 due to overhead
- • Not ideal for web streaming
Developed by Matroska.org (2002)
AVI to MKV — Frequently Asked Questions
What is the difference between AVI and MKV?
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AVI Video avi (audio video interleave) is one of the oldest video container formats, introduced by microsoft in 1992. MKV Video (Matroska) mkv (matroska video) is an open-source, flexible multimedia container that can hold an unlimited number of video, audio, subtitle, and metadata tracks in a single file. The key differences are: AVI Video offers wide compatibility with older devices and editors, while MKV Video (Matroska) provides unlimited tracks for audio, subtitles, attachments.
Will I lose quality converting AVI to MKV?
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Xonvert uses professional-grade conversion tools to ensure the highest possible quality when converting AVI Video to MKV Video (Matroska). The output is optimized for the target format's strengths.
When should I use MKV instead of AVI?
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Use MKV Video (Matroska) when you need high-quality video archival or multi-language films and media. Unlimited tracks for audio, subtitles, attachments. Use AVI Video when legacy system compatibility.
Can I convert AVI to MKV for free?
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Yes. Xonvert lets you convert AVI to MKV 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 MKV?
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MKV Video (Matroska) is best for: High-quality video archival; Multi-language films and media; Anime and media with multiple subtitle tracks; Blu-ray and DVD rips. Unlimited tracks for audio, subtitles, attachments. Open-source and royalty-free.