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What is MKV?

MKV (Matroska Video) is a flexible container format that supports virtually any codec, multiple subtitle tracks, and chapter markers.

What is VOB?

DVD Video Object (VOB) is the container format for DVD-Video discs, containing MPEG-2 video, audio, and subtitles.

When Should You Use MKV vs VOB?

Use MKV When...

Reach for MKV when your priority is high-quality video with subtitles and chapters — its efficient compression makes sharing fast and storage minimal.

Use VOB When...

Reach for VOB when your priority is dvd movies, legacy video archives — its efficient compression makes sharing fast and storage minimal.

MKV vs VOB: Key Differences

  • •MKV uses lossy compression while VOB uses lossy compression — both take the same approach to file size management.
  • •Since both MKV and VOB use lossy compression, the quality characteristics are comparable — differences in file size come down to how efficiently each format implements compression.
  • •How transparency is handled: VOB does not support alpha channels — transparent areas in the source will become opaque.
  • •File sizes: MKV files typically range Varies greatly depending on content and VOB files 1-2GB per hour of DVD video.
  • •Use case fit: MKV targets high-quality video with subtitles and chapters and VOB targets dvd movies, legacy video archives — your choice depends on which workflow stage you are serving.

Advantages of MKV

  • ✓MKV uses lossy compression tailored for High-quality video with subtitles and chapters.
  • ✓MKV is supported natively on virtually every device, browser, and operating system.
  • ✓MKV files are compact and quick to transfer, even over slow connections.
  • ✓MKV integrates seamlessly with all major creative tools and workflows.

Advantages of VOB

  • ✓VOB uses lossy compression tailored for DVD movies, legacy video archives.
  • ✓VOB is supported natively on virtually every device, browser, and operating system.
  • ✓VOB files are compact and quick to transfer, even over slow connections.
  • ✓VOB integrates seamlessly with all major creative tools and workflows.

Common Use Cases for MKV to VOB Conversion

  • Video resumes
  • Conference presentations
  • Training tutorials
  • Customer testimonial videos
  • Streaming and online sharing
  • Professional video editing

Industry Applications

Sports AnalyticsVirtual RealitySecurity SystemsAdvertisingContent CreationFilm Production

Best Practices for MKV to VOB Conversion

  • →For MKV to VOB: encode at the target platform's native resolution — upscaling or downscaling adds unnecessary artifacts
  • →Test a short clip before converting the entire MKV file — this confirms VOB settings produce acceptable quality
  • →VOB is widely supported but choose bitrate carefully to balance quality and file size
  • →Use constant bitrate (CBR) for streaming delivery and variable bitrate (VBR) for archival storage
  • →Keep the original file in case you need to re-encode with different settings
  • →Check audio sync after conversion — container changes can sometimes cause drift

Related Article

Video Compression Guide: Reduce File Size Without Losing Quality

Learn more about MKV and VOB formats in our detailed guide.

Troubleshooting MKV to VOB Conversion

  • !VOB won't play on target device → check codec compatibility (H.264 has broadest support)
  • !Audio out of sync after MKV to VOB conversion → try re-muxing with a different container format
  • !VOB quality is too low → increase the bitrate; for 1080p video, 8-15 Mbps is recommended
  • !File size increased converting MKV to VOB → lossless or higher-bitrate outputs naturally produce larger files

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About MKV and VOB

MKV

MKV (MKV videos) - Matroska container with advanced subtitle and chapter support. Best for high-quality video with subtitles and chapters.

VOB

VOB (DVD VOB) - DVD Video Object, MPEG-2 format for DVD discs. Ideal for dvd movies, legacy video archives.

Format Comparison

CompressionLossy → Lossy
TransparencyN/A
Use CaseConvert from high-quality video with subtitles and chapters to dvd movies, legacy video archives
File Size~1-2GB per hour of DVD video after conversion

FAQs

Is converting MKV to VOB free?

Yes, GoConvertFile offers free conversion of MKV to VOB for files up to 100MB. No registration required.

How long does it take to convert MKV to VOB?

Most MKV to VOB conversions complete within seconds for standard-sized files. Larger files may take longer depending on the conversion complexity.

What is VOB best used for?

VOB is ideal for dvd movies, legacy video archives. DVD Video Object, MPEG-2 format for DVD discs

What file size should I expect after converting MKV to VOB?

File size after MKV to VOB conversion depends on the content complexity and quality settings. Both formats use similar compression approaches so sizes are comparable.

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Tune output for this video conversion
80%
Smaller fileBetter quality