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What is MTS?

AVCHD (MTS) is a high-definition video format used by consumer camcorders, based on MPEG-4 AVC/H.264 compression.

What is AVI?

AVI (Audio Video Interleave) is a legacy multimedia container format introduced by Microsoft in 1992.

When Should You Use MTS vs AVI?

Use MTS When...

Reach for MTS when your priority is hd camcorder video, consumer video editing — its efficient compression makes sharing fast and storage minimal.

Use AVI When...

Reach for AVI when your priority is legacy video, windows applications — its efficient compression makes sharing fast and storage minimal.

MTS vs AVI: Key Differences

  • •MTS uses lossy compression while AVI uses lossy compression — both take the same approach to file size management.
  • •Since both MTS and AVI use lossy compression, the quality characteristics are comparable — differences in file size come down to how efficiently each format implements compression.
  • •Transparency: N/A
  • •File sizes: MTS files typically range High, 100MB per minute of HD video and AVI files Very large for uncompressed video.
  • •MTS is optimized for hd camcorder video, consumer video editing while AVI is designed for legacy video, windows applications — choose based on your specific workflow needs

Advantages of MTS

  • ✓MTS applies lossy compression specifically calibrated for HD camcorder video, consumer video editing.
  • ✓MTS enjoys broad native support across operating systems, browsers, and creative tools alike.
  • ✓MTS delivers impressive compression ratios, shrinking files dramatically while keeping visual quality high.
  • ✓You will find MTS support built into virtually every tool that handles HD camcorder video, consumer video editing — no plugins or converters needed.

Advantages of AVI

  • ✓AVI applies lossy compression specifically calibrated for Legacy video, Windows applications.
  • ✓AVI enjoys broad native support across operating systems, browsers, and creative tools alike.
  • ✓AVI delivers impressive compression ratios, shrinking files dramatically while keeping visual quality high.
  • ✓You will find AVI support built into virtually every tool that handles Legacy video, Windows applications — no plugins or converters needed.

Common Use Cases for MTS to AVI Conversion

  • Conference presentations
  • Training tutorials
  • Customer testimonial videos
  • Streaming and online sharing
  • Professional video editing
  • Social media content

Industry Applications

Virtual RealitySecurity SystemsAdvertisingContent CreationFilm ProductionSocial Media

Best Practices for MTS to AVI Conversion

  • →Converting MTS to AVI: match the output resolution and bitrate to your target platform's requirements
  • →AVI provides broad compatibility across devices and platforms
  • →Use appropriate bitrate for the balance of quality and file size
  • →AVI supports lossless encoding, preserving maximum quality for professional workflows
  • →Always keep a backup of your original files before converting
  • →Choose the appropriate quality settings for your specific use case

Related Article

Video Compression Guide: Reduce File Size Without Losing Quality

Learn more about MTS and AVI formats in our detailed guide.

Troubleshooting MTS to AVI Conversion

  • !Video stutters during playback of AVI → the frame rate may need adjustment; matching the source frame rate avoids judder
  • !Black bars appear around the converted AVI → check aspect ratio and cropping settings before re-encoding
  • !Subtitles vanished after MTS to AVI conversion → some containers handle subtitle tracks in separate streams
  • !AVI file won't upload to a streaming platform → verify the format, codec, and bitrate comply with the platform's specifications

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Convert to AVI →Convert from MTS →

Convert MTS to AVI Online - Free & Fast

Convert MTS files to AVI online for free. High-quality conversion with no registration required.

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About MTS and AVI

MTS

MTS (AVCHD MTS) - AVCHD video, high-definition camcorder format. Best for hd camcorder video, consumer video editing.

AVI

AVI (AVI videos) - Audio Video Interleave, legacy video format. Ideal for legacy video, windows applications.

Format Comparison

CompressionLossy → Lossy
TransparencyN/A
Use CaseConvert from hd camcorder video, consumer video editing to legacy video, windows applications
File Size~Very large for uncompressed video after conversion

FAQs

Is converting MTS to AVI free?

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

How long does it take to convert MTS to AVI?

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

What is AVI best used for?

AVI is ideal for legacy video, windows applications. Audio Video Interleave, legacy video format

What file size should I expect after converting MTS to AVI?

File size after MTS to AVI 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