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FLV vsWMV: Key Differences & Best Format for You

Compare the features of FLV and WMV file formats to choose the best option for your needs.

Basic Information

FLVWMV
CategoryThe general type of file (audio, image, etc.).
videovideo
CompressionMethod used to reduce file size (Lossy, Lossless, Uncompressed).
LossyLossy
Relative SizeTypical file size compared to other formats.
MediumMedium
MIME TypesCommon MIME types associated with the format.
  • video/x-flv
  • video/x-ms-wmv
Open FormatIs the format specification publicly available and free to use?
NoNo

Technical Details

FLVWMV
Bit DepthNumber of bits used to represent color or audio sample amplitude (higher means more detail).
--
ResolutionImage dimensions (pixels) or audio sample rate/video dimensions.
VariableVariable (up to HD)
Max QualityHighest achievable quality level or characteristic.
Variable (depends on codec)Good for its time
Encoding MethodSpecific algorithm or standard used for encoding the data.
Sorenson Spark / VP6 / H.264 video, MP3/AAC audioWindows Media Video codec, WMA audio
Max File Size LimitAny known maximum file size limitations.
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Features & Usage

FLVWMV
CompatibilitySoftware, devices, or platforms that support the format.
  • Adobe Flash Player (obsolete)
  • VLC
  • Some streaming sites (legacy)
  • Windows Media Player
  • Windows
  • Some media players (VLC)
Use CasesCommon applications and scenarios where the format is used.
  • Web video streaming (legacy Flash)
  • Early YouTube
  • Windows ecosystem video
  • Older web streaming (Silverlight)
  • DRM-protected content
Metadata SupportCan the format store additional information (tags, descriptions, etc.)?
YesYes
Transparency SupportDoes the format support transparent backgrounds (for images)?
--
Editing FriendlyIs the format suitable for easy editing without significant quality loss?
NoNo
Encryption SupportDoes the format support password protection or encryption?
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Pros & Cons

FLVWMV
ProsAdvantages and strengths of the format.
  • Good for streaming in the Flash era
  • Relatively small file size
  • Good compression for its time
  • Integrated with Windows ecosystem
  • Supports DRM
ConsDisadvantages and weaknesses of the format.
  • Requires Flash Player (obsolete and insecure)
  • Replaced by HTML5 video (MP4, WebM)
  • Proprietary Microsoft format
  • Limited compatibility outside Windows
  • Largely superseded by MP4